<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi Chenjie,<div class=""><br class=""></div><div class="">Thanks for your attention. I will try it in stx2.0. </div><div class=""><br class=""></div><div class="">Kunpeng</div><div class=""><br class=""></div><div class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Jul 31, 2019, at 13:34, Xu, Chenjie <<a href="mailto:chenjie.xu@intel.com" class="">chenjie.xu@intel.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Menlo-Regular; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Hi Kunpeng,<o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">I can’t reproduce this bug on stx 2.0. I have tried pass through physical NIC and VF to the VM. Reboot the VM won’t cause ovs-vswitchd restart and other VMs won’t be affected. Maybe you can use stx 2.0 instead of stx 1.0 based on that stx 2.0 will be released in the near future.<o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Best Regards,<o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Xu, Chenjie<o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><a name="_MailEndCompose" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><o:p class=""> </o:p></span></a></div><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0cm 0cm;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><a name="_____replyseparator" class=""></a><b class=""><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">From:</span></b><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span class="Apple-converted-space"> </span></span><span style="font-size: 11pt;" class="">张鲲鹏</span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span class="Apple-converted-space"> </span>[<a href="mailto:zhang.kunpeng@99cloud.net" class="">mailto:zhang.kunpeng@99cloud.net</a>]<span class="Apple-converted-space"> </span><br class=""><b class="">Sent:</b><span class="Apple-converted-space"> </span>Monday, July 22, 2019 2:29 PM<br class=""><b class="">To:</b><span class="Apple-converted-space"> </span>Xu, Chenjie <<a href="mailto:chenjie.xu@intel.com" class="">chenjie.xu@intel.com</a>><br class=""><b class="">Cc:</b><span class="Apple-converted-space"> </span><a href="mailto:starlingx-discuss@lists.starlingx.io" class="">starlingx-discuss@lists.starlingx.io</a><br class=""><b class="">Subject:</b><span class="Apple-converted-space"> </span>Re: [Starlingx-discuss] [Starlingx-disscuss][ovs-dpdk] Reboot instance with physical pci-passthrough NIC causes OVS restart<o:p class=""></o:p></span></div></div></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Hi Chenjie,<o:p class=""></o:p></span></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Actually the syslog logged nothing when I restart the VM. And also the ovs-vswitchd didn</span>’<span lang="EN-US" class="">t log the reason why the ovs restarted, so it is difficult to debug.<o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">I don</span>’<span lang="EN-US" class="">t know if the stx 2.0 will reproduce this bug, but stx 1.0 can be reproduced stably.<o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Thanks <o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Kunpeng<o:p class=""></o:p></span></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""><br class=""><br class=""><o:p class=""></o:p></span></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">On Jul 22, 2019, at 11:31, Xu, Chenjie <<a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class="">chenjie.xu@intel.com</a>> wrote:<o:p class=""></o:p></span></div></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Hi Kunpeng,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Sorry for not seeing logs.rar. The following logs in openvswitch/ovs-vswitchd.log show that ovs-vswitchd is restarted but doesn’t show why ovs-vswitchd is restarted:<br class="">2019-07-18T12:29:59.948Z|00286|connmgr|INFO|br-phy0<->unix#9: 1 flow_mods in the last 0 s (1 adds)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:11.973Z|00151|dpdk|INFO|VHOST_CONFIG: read message VHOST_USER_SET_MEM_TABLE</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:21.273Z|00001|vlog|INFO|opened log file /var/log/openvswitch/ovs-vswitchd.log</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:21.277Z|00002|ovs_numa|INFO|Discovered 16 CPU cores on NUMA node 0</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:21.277Z|00003|ovs_numa|INFO|Discovered 16 CPU cores on NUMA node 1</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:21.277Z|00004|ovs_numa|INFO|Discovered 2 NUMA nodes and 32 CPU cores</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:21.277Z|00005|reconnect|INFO|unix:/var/run/openvswitch/db.sock: connecting...</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:21.277Z|00006|reconnect|INFO|unix:/var/run/openvswitch/db.sock: connected</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:21.279Z|00007|dpdk|INFO|Using DPDK 17.11.0</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2019-07-19T02:04:21.279Z|00008|dpdk|INFO|DPDK Enabled - initializing...</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">The syslog doesn’t contain the logs for 2019-07-19. Could you please collect those part log?</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">I will try to reproduce this bug on StarlingX 2.0 and will let you know the result.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Best Regards,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Xu, Chenjie</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0cm 0cm;" class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><b class=""><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">From:</span></b><span class="apple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span style="font-size: 11pt;" class="">张鲲鹏</span><span class="apple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">[</span><span lang="EN-US" class=""><a href="mailto:zhang.kunpeng@99cloud.net" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">mailto:zhang.kunpeng@99cloud.net</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">]<span class="apple-converted-space"> </span><br class=""><b class="">Sent:</b><span class="apple-converted-space"> </span>Monday, July 22, 2019 10:27 AM<br class=""><b class="">To:</b><span class="apple-converted-space"> </span>Xu, Chenjie <</span><span lang="EN-US" class=""><a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">chenjie.xu@intel.com</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">><br class=""><b class="">Cc:</b><span class="apple-converted-space"> </span></span><span lang="EN-US" class=""><a href="mailto:starlingx-discuss@lists.starlingx.io" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">starlingx-discuss@lists.starlingx.io</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""><br class=""><b class="">Subject:</b><span class="apple-converted-space"> </span>Re: [Starlingx-discuss] [Starlingx-disscuss][ovs-dpdk] Reboot instance with physical pci-passthrough NIC causes OVS restart</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Hi Chenjie,<span class="apple-converted-space"> </span><o:p class=""></o:p></span></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">I have attached those logs last email, I don</span>’<span lang="EN-US" class="">t know why you didn</span>’<span lang="EN-US" class="">t get them. I will attach it(logs.tar) again, if you cannot find it, tell me in time.<o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Thanks<o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Kunpeng<o:p class=""></o:p></span></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""><br class=""><br class=""><br class=""><o:p class=""></o:p></span></div></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">On Jul 19, 2019, at 16:17, Xu, Chenjie <<a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class=""><span style="color: purple;" class="">chenjie.xu@intel.com</span></a>> wrote:<o:p class=""></o:p></span></div></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Hi Kunpeng,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">From the below logs, we can find that</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div style="margin-left: 18pt;" class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: -18pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">1.</span><span lang="EN-US" style="font-size: 7pt; font-family: "Times New Roman", serif; color: rgb(31, 73, 125);" class=""> <span class="xapple-converted-space"> </span></span><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">ovs agent detects that the OVS is dead.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div style="margin-left: 18pt;" class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: -18pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2.</span><span lang="EN-US" style="font-size: 7pt; font-family: "Times New Roman", serif; color: rgb(31, 73, 125);" class=""> <span class="xapple-converted-space"> </span></span><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">After OVS has been restarted, ovs agent tries to reset bridges and recover ports.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><a name="x__MailEndCompose" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.188 243655 WARNING neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent [req-8c7be001-d68e-4d45-929e-50017d044bb0 - - - - -]<span class="xapple-converted-space"> </span><b class="">OVS is dead. OVSNeutronAgent will keep running and checking OVS status periodically</b>.</span></a><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.401 186476 INFO eventlet.wsgi.server [req-fb780aa9-92a7-4cee-8195-fa34b5d7b0e0 2798eb7d8ca94c3eb4c134eb47bca7ea cea798d27ac44ca8b871877fd2adfeea default - -] 127.168.204.3,127.168.204.3 "GET /v1/alarms/summary HTTP/1.1" status: 200 len: 306 time: 0.0467389</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:24.190 243655 WARNING neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent [req-8c7be001-d68e-4d45-929e-50017d044bb0 - - - - -]<span class="xapple-converted-space"> </span><b class="">OVS is restarted. OVSNeutronAgent will reset bridges and recover ports</b>.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Could you please attach the below logs?</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">/var/log/openvswitch/ovs-vswitchd.log</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">/var/log/openvswitch/ovsdb-server.log</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">/var/log/syslog</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">neutron log (the log file is specified in /etc/neutron/neutron.conf)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Best Regards,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Xu, Chenjie</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0cm 0cm;" class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><a name="x______replyseparator" class=""></a><b class=""><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">From:</span></b><span class="xapple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span style="font-size: 11pt;" class="">张鲲鹏</span><span class="xapple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">[</span><span lang="EN-US" class=""><a href="mailto:zhang.kunpeng@99cloud.net" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">mailto:zhang.kunpeng@99cloud.net</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">]<span class="xapple-converted-space"> </span><br class=""><b class="">Sent:</b><span class="xapple-converted-space"> </span>Friday, July 19, 2019 10:21 AM<br class=""><b class="">To:</b><span class="xapple-converted-space"> </span>Xu, Chenjie <</span><span lang="EN-US" class=""><a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">chenjie.xu@intel.com</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">><br class=""><b class="">Cc:</b><span class="xapple-converted-space"> </span></span><span lang="EN-US" class=""><a href="mailto:starlingx-discuss@lists.starlingx.io" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">starlingx-discuss@lists.starlingx.io</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""><br class=""><b class="">Subject:</b><span class="xapple-converted-space"> </span>Re: [Starlingx-discuss] [Starlingx-disscuss][ovs-dpdk] Reboot instance with physical pci-passthrough NIC causes OVS restart</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Hi Chenjie,<o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">This is the logs. At UTC 2019:02:04 I restarted the VM. In openstack.log I found some error messages, I don</span>’<span lang="EN-US" class="">t know if it</span>’<span lang="EN-US" class="">s relevant.<o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:16.141 186477 INFO eventlet.wsgi.server [req-6600ca74-1f93-4e54-88c1-35f964f1e055 2798eb7d8ca94c3eb4c134eb47bca7ea cea798d27ac44ca8b871877fd2adfeea default - -] 127.168.204.3,127.168.204.3 "GET /v1/alarms/summary HTTP/1.1" status: 200 len: 306 time: 0.0178909</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:21.077 243655 ERROR neutron.agent.linux.async_process [-] Error received from [ovsdb-client monitor tcp:127.0.0.1:6639 Interface name,ofport,external_ids --format=json]: ovsdb-client: tcp:127.0.0.1:6639: receive failed (End of file)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:21.077 243655 ERROR neutron.agent.linux.async_process [-] Process [ovsdb-client monitor tcp:127.0.0.1:6639 Interface name,ofport,external_ids --format=json] dies due to the error: ovsdb-client: tcp:127.0.0.1:6639: receive failed (End of file)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:22.077 243655 WARNING ovsdbapp.backend.ovs_idl.vlog [-] tcp:127.0.0.1:6639: send error: Connection refused</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:22.079 243655 WARNING ovsdbapp.backend.ovs_idl.vlog [-] tcp:127.0.0.1:6639: connection dropped (Connection refused)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:22.089 243737 WARNING ovsdbapp.backend.ovs_idl.vlog [-] tcp:127.0.0.1:6639: send error: Connection refused</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:22.090 243737 WARNING ovsdbapp.backend.ovs_idl.vlog [-] tcp:127.0.0.1:6639: connection dropped (Connection refused)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.ofswitch [req-8c7be001-d68e-4d45-929e-50017d044bb0 - - - - -] ofctl request version=0x4,msg_type=0x12,msg_len=0x38,xid=0xb04757ee,OFPFlowStatsRequest(cookie=0,cookie_mask=0,flags=0,match=OFPMatch(oxm_fields={}),out_group=4294967295,out_port=4294967295,table_id=23,type=1) timed out: Timeout: 10 seconds</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int [req-8c7be001-d68e-4d45-929e-50017d044bb0 - - - - -] Failed to communicate with the switch: RuntimeError: ofctl request version=0x4,msg_type=0x12,msg_len=0x38,xid=0xb04757ee,OFPFlowStatsRequest(cookie=0,cookie_mask=0,flags=0,match=OFPMatch(oxm_fields={}),out_group=4294967295,out_port=4294967295,table_id=23,type=1) timed out</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int Traceback (most recent call last):</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/openvswitch/agent/openflow/native/br_int.py", line 52, in check_canary_table</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int flows = self.dump_flows(constants.CANARY_TABLE)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/openvswitch/agent/openflow/native/ofswitch.py", line 147, in dump_flows</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int reply_multi=True)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/openvswitch/agent/openflow/native/ofswitch.py", line 95, in _send_msg</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int raise RuntimeError(m)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int RuntimeError: ofctl request version=0x4,msg_type=0x12,msg_len=0x38,xid=0xb04757ee,OFPFlowStatsRequest(cookie=0,cookie_mask=0,flags=0,match=OFPMatch(oxm_fields={}),out_group=4294967295,out_port=4294967295,table_id=23,type=1) timed out</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.171 243655 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.br_int</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.188 243655 WARNING neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent [req-8c7be001-d68e-4d45-929e-50017d044bb0 - - - - -] OVS is dead. OVSNeutronAgent will keep running and checking OVS status periodically.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:23.401 186476 INFO eventlet.wsgi.server [req-fb780aa9-92a7-4cee-8195-fa34b5d7b0e0 2798eb7d8ca94c3eb4c134eb47bca7ea cea798d27ac44ca8b871877fd2adfeea default - -] 127.168.204.3,127.168.204.3 "GET /v1/alarms/summary HTTP/1.1" status: 200 len: 306 time: 0.0467389</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:24.190 243655 WARNING neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent [req-8c7be001-d68e-4d45-929e-50017d044bb0 - - - - -] OVS is restarted. OVSNeutronAgent will reset bridges and recover ports.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:24.242 243655 INFO neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent [req-8c7be001-d68e-4d45-929e-50017d044bb0 - - - - -] Mapping physical network providernet-a to bridge br-phy0</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 9pt;" class="">2019-07-19 02:04:24.295 243655 INFO neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.ovs_bridge [req-8c7be001-d68e-4d45-929e-50017d044bb0 - - - - -] Bridge br-phy0 has datapath-ID 0000f8f21e640120</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Kunpeng<o:p class=""></o:p></span></div></div></div><div class=""><div class=""><p class="MsoNormal" style="margin: 0cm 0cm 12pt; font-size: 12pt; font-family: 宋体;"><span lang="EN-US" class=""> <o:p class=""></o:p></span></p></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">On Jul 19, 2019, at 09:29, Xu, Chenjie <<a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class=""><span style="color: purple;" class="">chenjie.xu@intel.com</span></a>> wrote:<o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Hi Kunpeng,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">You can check the bridge and openflows by the following commands:</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">ovs-vsctl show</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">ovs-ofctl dump-flows br-int</span><a name="x_x__MailEndCompose" class=""></a><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">ovs-ofctl dump-flows br-phy0</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">The virtual network used by VMs is based on those openflows. And restarting ovs-vswitchd can’t reinstall the openflows. That’s why when the ovs-vswitchd restart, you will lose the connections to VMs.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">I think we need to figure out why ovs-vswitchd is restarted when you restart the VM. Could you please check the below logs to see why ovs-vswitchd is restarted?<br class=""> /var/log/openvswitch/ovs-vswitchd.log</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">/var/log/syslog</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">neutron log (the log file is specified in /etc/neutron/neutron.conf)</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Best Regards,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Xu, Chenjie</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0cm 0cm;" class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><a name="x_x______replyseparator" class=""></a><b class=""><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">From:</span></b><span class="xxapple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span style="font-size: 11pt;" class="">张鲲鹏</span><span class="xxapple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">[</span><span lang="EN-US" class=""><a href="mailto:zhang.kunpeng@99cloud.net" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">mailto:zhang.kunpeng@99cloud.net</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">]<span class="xxapple-converted-space"> </span><br class=""><b class="">Sent:</b><span class="xxapple-converted-space"> </span>Thursday, July 18, 2019 7:09 PM<br class=""><b class="">To:</b><span class="xxapple-converted-space"> </span>Xu, Chenjie <</span><span lang="EN-US" class=""><a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">chenjie.xu@intel.com</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">><br class=""><b class="">Cc:</b><span class="xxapple-converted-space"> </span></span><span lang="EN-US" class=""><a href="mailto:starlingx-discuss@lists.starlingx.io" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">starlingx-discuss@lists.starlingx.io</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""><br class=""><b class="">Subject:</b><span class="xxapple-converted-space"> </span>Re: [Starlingx-discuss] [Starlingx-disscuss][ovs-dpdk] Reboot instance with physical pci-passthrough NIC causes OVS restart</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">I also find that when the ovs-vswitchd is restarted, I will lose the connections to VMs.<o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Before restart ovs:<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">controller-0:/home/wrsroot# ip a</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">1: lo: <LOOPBACK,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.0.0.1/8 scope host lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.3/24 brd 127.168.204.255 scope host lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 169.254.202.2/24 scope global lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.2/24 scope host secondary lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.5/24 scope host secondary lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.6/24 scope host secondary lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.152/24 scope host secondary lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 ::1/128 scope host</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">3: enp59s0f1: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether f8:f2:1e:64:01:21 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">4: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 4c:d9:8f:72:fb:63 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 172.16.180.154/24 brd 172.16.180.255 scope global eno1</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::4ed9:8fff:fe72:fb63/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">5: eno2: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 4c:d9:8f:72:fb:64 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">6: enp94s0f0: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 4c:d9:8f:5e:ab:88 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">7: enp94s0f1: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 4c:d9:8f:5e:ab:89 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">8: enp175s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether f8:f2:1e:64:80:60 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::faf2:1eff:fe64:8060/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">9: enp175s0f1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether f8:f2:1e:64:80:61 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::faf2:1eff:fe64:8061/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">10: ovs-netdev: <BROADCAST,PROMISC> mtu 1500 qdisc noop state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 62:34:73:47:50:be brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">13: br-int: <BROADCAST,PROMISC> mtu 1500 qdisc noop state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether c6:91:5d:27:b4:43 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">16: br-phy0: <BROADCAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UNKNOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether f8:f2:1e:64:01:20 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::faf2:1eff:fe64:120/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">17: lldp16ba3755-27: <BROADCAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UNKNOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 7e:3a:87:a3:98:03 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::7c3a:87ff:fea3:9803/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">After:<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">controller-0:/home/wrsroot# systemctl restart ovs-vswitchd</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">controller-0:/home/wrsroot# ip a</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">1: lo: <LOOPBACK,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.0.0.1/8 scope host lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.3/24 brd 127.168.204.255 scope host lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 169.254.202.2/24 scope global lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.2/24 scope host secondary lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.5/24 scope host secondary lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.6/24 scope host secondary lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 127.168.204.152/24 scope host secondary lo</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 ::1/128 scope host</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">3: enp59s0f1: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether f8:f2:1e:64:01:21 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">4: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 4c:d9:8f:72:fb:63 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet 172.16.180.154/24 brd 172.16.180.255 scope global eno1</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::4ed9:8fff:fe72:fb63/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">5: eno2: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 4c:d9:8f:72:fb:64 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">6: enp94s0f0: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 4c:d9:8f:5e:ab:88 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">7: enp94s0f1: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 4c:d9:8f:5e:ab:89 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">8: enp175s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether f8:f2:1e:64:80:60 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::faf2:1eff:fe64:8060/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">9: enp175s0f1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether f8:f2:1e:64:80:61 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::faf2:1eff:fe64:8061/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">10: ovs-netdev: <BROADCAST,PROMISC> mtu 1500 qdisc noop state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 62:34:73:47:50:be brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">13: br-int: <BROADCAST,PROMISC> mtu 1500 qdisc noop state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether c6:91:5d:27:b4:43 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">16: br-phy0: <BROADCAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether f8:f2:1e:64:01:20 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::faf2:1eff:fe64:120/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">17: lldp16ba3755-27: <BROADCAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 7e:3a:87:a3:98:03 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> inet6 fe80::7c3a:87ff:fea3:9803/64 scope link</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> valid_lft forever preferred_lft forever</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">20: tapfb74713e-cc: <BROADCAST,PROMISC> mtu 1500 qdisc noop state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 0e:2d:36:ee:2d:85 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class="">21: tap1a965902-0b: <BROADCAST,PROMISC> mtu 1500 qdisc noop state DOWN group default qlen 1000</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 8.5pt;" class=""> link/ether 5e:f6:81:31:54:21 brd ff:ff:ff:ff:ff:ff</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">One of the VMs:<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""><image001.png><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><p class="xmsonormal" style="margin-right: 0cm; margin-left: 0cm; font-size: 12pt; font-family: 宋体; margin-bottom: 12pt;"><span lang="EN-US" class=""> <o:p class=""></o:p></span></p></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">On Jul 18, 2019, at 18:09,<span class="xxapple-converted-space"> </span></span>张鲲鹏<span class="xxapple-converted-space"><span lang="EN-US" class=""> </span></span><span lang="EN-US" class=""><<a href="mailto:zhang.kunpeng@99cloud.net" style="color: purple; text-decoration: underline;" class=""><span style="color: purple;" class="">zhang.kunpeng@99cloud.net</span></a>> wrote:<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Hi Xu,Chenjie<o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">I have tried to create VM with 2 pci_passthrough network ports without DPDK, there was the same problem when I rebooted it.<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Also, it was same when I reboot the VM with 2 SR-IOV VFs.<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Do you have any ideas to debug this problem?<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Thanks <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Kunpeng <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><p class="xmsonormal" style="margin-right: 0cm; margin-left: 0cm; font-size: 12pt; font-family: 宋体; margin-bottom: 12pt;"><span lang="EN-US" class=""> <o:p class=""></o:p></span></p></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">On Jul 17, 2019, at 14:59, Xu, Chenjie <<a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class=""><span style="color: purple;" class="">chenjie.xu@intel.com</span></a>> wrote:<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Hi Kunpeng,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Maybe you can use SR-IOV and passthrough the VF which has similar performance to physical NIC<span class="xxapple-converted-space"> </span>to the VM. And then you can use DPDK inside the VM with the VF.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Sorry, I don’t have easy way to disable DPDK in stx1.0. The following command is used for stx2.0 which is still in progress:</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">system modify --vswitch_type none</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Best Regards,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Xu, Chenjie</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0cm 0cm;" class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><b class=""><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">From:</span></b><span class="xxapple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span style="font-size: 11pt;" class="">张鲲鹏</span><span class="xxapple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">[</span><span lang="EN-US" class=""><a href="mailto:zhang.kunpeng@99cloud.net" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">mailto:zhang.kunpeng@99cloud.net</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">]<span class="xxapple-converted-space"> </span><br class=""><b class="">Sent:</b><span class="xxapple-converted-space"> </span>Tuesday, July 16, 2019 5:40 PM<br class=""><b class="">To:</b><span class="xxapple-converted-space"> </span>Xu, Chenjie <</span><span lang="EN-US" class=""><a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">chenjie.xu@intel.com</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">><br class=""><b class="">Cc:</b><span class="xxapple-converted-space"> </span></span><span lang="EN-US" class=""><a href="mailto:starlingx-discuss@lists.starlingx.io" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">starlingx-discuss@lists.starlingx.io</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""><br class=""><b class="">Subject:</b><span class="xxapple-converted-space"> </span>Re: [Starlingx-discuss] [Starlingx-disscuss][ovs-dpdk] Reboot instance with physical pci-passthrough NIC causes OVS restart</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Hi Chenjie,<o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Well, I will try the network topology as you said. But passthrough NIC with DPDK is our customer</span>’<span lang="EN-US" class="">s requirement.<o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">And do you have some easy ways to disable dpdk of openvswitch in stx1.0? <o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">I had tried to execute<span class="xxapple-converted-space"> </span></span>“<span lang="EN-US" style="color: rgb(255, 157, 0);" class="">system modify --vswitch_type none</span>”<span class="xxapple-converted-space"><span lang="EN-US" class=""> </span></span><span lang="EN-US" class="">before<span class="xxapple-converted-space"> </span></span>“<span lang="EN-US" style="color: rgb(255, 157, 0);" class="">system host-unlock controller-0</span><span lang="EN-US" class="">", but it doesn</span>’<span lang="EN-US" class="">t work well.<o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Thanks <o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Kunpeng<o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">On Jul 16, 2019, at 16:49, Xu, Chenjie <<a href="mailto:chenjie.xu@intel.com" style="color: purple; text-decoration: underline;" class=""><span style="color: purple;" class="">chenjie.xu@intel.com</span></a>> wrote:<o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Hi Kunpeng,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">When you reboot the VM with two physical pci-passthrough NICs, ovs-vswtichd is restarted and the interfaces and bridges are down. The virtual networks used by the VMs are based on these interfaces and bridges. So other VMs will lost connections.</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Typically you should not pass through a PCI device which is bound to DPDK to the VM. Are the 2 network ports which is used to passthrough to the VM bound to DPDK? If so, could you please try OVS-DPDK with the following network topology:</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2 network port without DPDK > VM</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">2 network port with DPDK > Data Network</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体; text-indent: 15.75pt;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">1 network port without DPDK > OAM</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Best Regards,</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Xu, Chenjie</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""> </span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0cm 0cm;" class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><b class=""><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">From:</span></b><span class="xxapple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span style="font-size: 11pt;" class="">张鲲鹏</span><span class="xxapple-converted-space"><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""> </span></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">[</span><span lang="EN-US" class=""><a href="mailto:zhang.kunpeng@99cloud.net" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">mailto:zhang.kunpeng@99cloud.net</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">]<span class="xxapple-converted-space"> </span><br class=""><b class="">Sent:</b><span class="xxapple-converted-space"> </span>Tuesday, July 16, 2019 3:54 PM<br class=""><b class="">To:</b><span class="xxapple-converted-space"> </span></span><span lang="EN-US" class=""><a href="mailto:starlingx-discuss@lists.starlingx.io" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: purple;" class="">starlingx-discuss@lists.starlingx.io</span></a></span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class=""><br class=""><b class="">Subject:</b><span class="xxapple-converted-space"> </span>[Starlingx-discuss] [Starlingx-disscuss][ovs-dpdk] Reboot instance with physical pci-passthrough NIC causes OVS restart</span><span lang="EN-US" class=""><o:p class=""></o:p></span></div></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Hi guys,<o:p class=""></o:p></span></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Recently I got a strange problem in StarlingX. When I reboot one VM with two physical pci-passthrough NICs, then all of VMs cannot be connected. I lost connections with all VMs and also the VMs lost each others. <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Below is the StarlingX environment.<o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">1. stx1.0 version, bootimage[1] <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">2. Simplex deployment<o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">3. 5 Network ports. Only one don</span>’<span lang="EN-US" class="">t support DPDK</span>,<span lang="EN-US" class="">and it is used to OAM Network. In the rest, two are used to data network, and another two are used to passthrough to a VM.<o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">4. The VM was attached two more virtual networks. I have tested the case of attaching one virtual net, it was no problem. <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">When I reboot the VM, something were happened. The interfaces and bridges were down, all the virtual dhcp services were down and ovs-vswitchd was restarted. But when I up the interfaces and dhcp services and reboot the other VMs, I have got the connections with them again.<o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">It</span>’<span lang="EN-US" class="">s ok when to reboot the VM without physical NIC. We think it may be caused by ovs-dpdk, so we stop to use ovs-dpdk and start the ovs manually, the problem was gone.<o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">I cannot understand the problem, anybody could give me some comments for it? Thanks a lot.<o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">[1] <a href="http://mirror.starlingx.cengn.ca/mirror/starlingx/r2018.10/centos/2018.10.0/outputs/iso/bootimage.iso" style="color: purple; text-decoration: underline;" class=""><span style="color: purple;" class="">http://mirror.starlingx.cengn.ca/mirror/starlingx/r2018.10/centos/2018.10.0/outputs/iso/bootimage.iso</span></a><o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class=""> <o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" class="">Kunpeng<o:p class=""></o:p></span></div></div></div></div></div></div></div><div class=""><div class=""><div class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 宋体;" class=""><span lang="EN-US" style="font-size: 10.5pt; font-family: Menlo-Regular, serif;" class="">_______________________________________________<br class="">Starlingx-discuss mailing list<br class=""></span><span lang="EN-US" class=""><a href="mailto:Starlingx-discuss@lists.starlingx.io" style="color: purple; text-decoration: underline;" class=""><span style="font-size: 10.5pt; font-family: Menlo-Regular, serif; color: purple;" class="">Starlingx-discuss@lists.starlingx.io</span></a></span><span lang="EN-US" style="font-size: 10.5pt; 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