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<p class="MsoNormal">Thanks for your response. Please see inline.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b>From:</b> open infra <openinfradn@gmail.com> <br>
<b>Sent:</b> Monday, November 14, 2022 11:04 AM<br>
<b>To:</b> Khalil, Ghada <Ghada.Khalil@windriver.com><br>
<b>Cc:</b> starlingx-discuss@lists.starlingx.io<br>
<b>Subject:</b> Re: [Starlingx-discuss] How to enable cpu_dedicated_set<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="background:#FCFC03"><b><span style="color:black">CAUTION: This email comes from a non Wind River email account!</span></b><span style="color:black"><br>
</span><span style="font-size:10.0pt;color:black">Do not click links or open attachments unless you recognize the sender and know the content is safe.</span><o:p></o:p></p>
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<p class="MsoNormal">Hi,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Thu, Nov 10, 2022 at 6:42 PM Khalil, Ghada <<a href="mailto:Ghada.Khalil@windriver.com">Ghada.Khalil@windriver.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hello,<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Regarding the question below:<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Is there way I can enable application-isolation across all the worker nodes including new nodes to be added in future?<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Application-isolated CPUs are configured on a per-host basis. When new nodes are added, they will need to be explicitly configured.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Is there a specific use-case that you have where it would be beneficial for new nodes to automatically inherit the config of an existing node? There was an old capability where
host profiles could be created and applied to new nodes. But this proved problematic as exact hardware matches were not guaranteed. As a result, this capability was abandoned a long time ago.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I was looking for easy method for re-using configuration of for group of nodes and make sure no human errors.<o:p></o:p></p>
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<p class="MsoNormal">Lets say, all nodes in bladcenter A get specific config. <o:p>
</o:p></p>
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<p class="MsoNormal">Right now we have less than 20 workers in a test bed but when it scale to hundreds there is a high chance we might miss one node.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">[GK] Unfortunately there is no mechanism to apply the config to multiple nodes.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Regards,<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Ghada<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>From:</b> open infra <<a href="mailto:openinfradn@gmail.com" target="_blank">openinfradn@gmail.com</a>>
<br>
<b>Sent:</b> Wednesday, September 28, 2022 3:32 AM<br>
<b>To:</b> Brito, Thiago <<a href="mailto:Thiago.Brito@windriver.com" target="_blank">Thiago.Brito@windriver.com</a>><br>
<b>Cc:</b> <a href="mailto:starlingx-discuss@lists.starlingx.io" target="_blank">
starlingx-discuss@lists.starlingx.io</a><br>
<b>Subject:</b> Re: [Starlingx-discuss] How to enable cpu_dedicated_set<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<span style="font-size:10.0pt;color:red">[Please note: This e-mail is from an EXTERNAL e-mail address]</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">On Wed, Dec 8, 2021 at 3:16 AM Brito, Thiago <<a href="mailto:Thiago.Brito@windriver.com" target="_blank">Thiago.Brito@windriver.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt;color:black">Did you do an application-apply after you changed the processors to application-isolated? Can you send the output of the command below
for you compute pods:</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt;color:black">kubectl exec -n openstack nova-compute-[woker|controller]-X-XXXXX-xxxx -- cat /etc/nova/nova.conf|grep dedicated_set</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Is there way I can enable application-isolation across all the worker nodes including new nodes to be added in future?<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt;color:black">Don't forget to change the id of the pod for your compute pods.</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt;color:black">Thiago</span><o:p></o:p></p>
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<div id="m_-19852500103835261m_2912053216945076769divRplyFwdMsg">
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="color:black">From:</span></b><span style="color:black"> open infra <<a href="mailto:openinfradn@gmail.com" target="_blank">openinfradn@gmail.com</a>><br>
<b>Sent:</b> Tuesday, December 7, 2021 5:45 AM<br>
<b>To:</b> Brito, Thiago <<a href="mailto:Thiago.Brito@windriver.com" target="_blank">Thiago.Brito@windriver.com</a>><br>
<b>Cc:</b> <a href="mailto:starlingx-discuss@lists.starlingx.io" target="_blank">
starlingx-discuss@lists.starlingx.io</a> <<a href="mailto:starlingx-discuss@lists.starlingx.io" target="_blank">starlingx-discuss@lists.starlingx.io</a>><br>
<b>Subject:</b> Re: [Starlingx-discuss] How to enable cpu_dedicated_set</span> <o:p>
</o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p style="line-height:12.0pt;background:#FFEB9C;background-attachment:scroll;background-position-x:0%;background-position-y:0%">
<span style="font-size:10.0pt;color:red">[Please note: This e-mail is from an EXTERNAL e-mail address]</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Here is the info from STX side
<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" align="right" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;text-align:right">
<b><span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:#666666">Processors </span></b><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:.5in">
<span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:#666666">2</span><o:p></o:p></p>
<p class="MsoNormal" align="right" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:276.0pt;text-align:right">
<b><span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:#666666">Physical Cores Per Processor </span></b><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:.5in">
<span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:#666666">32</span><o:p></o:p></p>
<p class="MsoNormal" align="right" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:552.0pt;text-align:right">
<b><span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:#666666">Hyper-Threading </span></b><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:.5in">
<span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:#666666">Yes</span><o:p></o:p></p>
<div id="m_-19852500103835261m_2912053216945076769x_gmail-cpufunctions">
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<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-bottom:13.5pt"><span style="font-size:17.5pt;color:#BBBBBB">CPU Assignments</span><span style="color:#BBBBBB">
</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="color:#BBBBBB"><a href="https://urldefense.com/v3/__http:/37.50.100.18:8080/admin/8/addcpuprofile/__;!!AjveYdw8EvQ!Km5xOEiy_wI3YAmney4OpHhqwjOOCiNhB37qanNSizdNpERIM_eDDRfwAzNuQoVun-HI$" target="_blank" title="Create Cpu Profile"><span style="color:#333333;border:solid #CCCCCC 1.0pt;padding:5.0pt">Create
Cpu Profile</span></a></span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>Function</b><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>Processor Logical Cores</b><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="color:black">Platform</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="color:black">Processor 0 : </span></b><span style="color:black">0,64 </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">vSwitch<o:p></o:p></p>
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<tr style="box-sizing:border-box" id="m_-19852500103835261m_2912053216945076769x_gmail-cpufunctions__row__Shared">
<td style="border:none;border-top:solid windowtext 1.0pt;padding:6.0pt 6.0pt 6.0pt 6.0pt;border-color:currentcolor currentcolor;background:padding-box;box-sizing:border-box">
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="color:black">Shared</span><o:p></o:p></p>
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</td>
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<tr style="box-sizing:border-box" id="m_-19852500103835261m_2912053216945076769x_gmail-cpufunctions__row__Application">
<td style="border:none;border-top:solid windowtext 1.0pt;padding:6.0pt 6.0pt 6.0pt 6.0pt;border-color:currentcolor currentcolor;box-sizing:border-box;background-clip:padding-box">
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Application<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>Processor 0 : </b>17-31,81-95 <br>
<b>Processor 1 : </b>56-63,120-127 <o:p></o:p></p>
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<tr style="box-sizing:border-box" id="m_-19852500103835261m_2912053216945076769x_gmail-cpufunctions__row__Application-isolated">
<td style="border:none;border-top:solid windowtext 1.0pt;padding:6.0pt 6.0pt 6.0pt 6.0pt;border-color:currentcolor currentcolor;background:padding-box;box-sizing:border-box">
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="color:black">Application-isolated</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="color:black">Processor 0 : </span></b><span style="color:black">1-16,65-80 <br>
<b>Processor 1 : </b>32-55,96-119 </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:11.5in">
<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:11.5in">
On Tue, Dec 7, 2021 at 1:46 PM open infra <<a href="mailto:openinfradn@gmail.com" target="_blank">openinfradn@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:11.5in">
Hi Thiago, <o:p></o:p></p>
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<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:11.5in">
I have configured the worker as mentioned in the given link and dedicated cpu_policy set in the flavor.<o:p></o:p></p>
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Instance creation failed with the following error.<o:p></o:p></p>
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<o:p></o:p></p>
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<span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">No valid host was found. There are not enough hosts available.</span><o:p></o:p></p>
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<o:p> </o:p></p>
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<span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">controller-0:~$ openstack flavor show dn.large -c properties</span><o:p></o:p></p>
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<span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">+------------+--------------------------------------------------------------------------------------------------------+</span><o:p></o:p></p>
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<span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">| Field | Value |</span><o:p></o:p></p>
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<span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">+------------+--------------------------------------------------------------------------------------------------------+</span><o:p></o:p></p>
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<span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">| properties | hw:cpu_cores='2', hw:cpu_policy='dedicated', hw:cpu_sockets='1', hw:cpu_threads='2', hw:numa_nodes='1' |</span><o:p></o:p></p>
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<span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">+------------+--------------------------------------------------------------------------------------------------------+</span><o:p></o:p></p>
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<o:p> </o:p></p>
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Regards,<o:p></o:p></p>
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Danishka<o:p></o:p></p>
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<o:p></o:p></p>
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On Tue, Dec 7, 2021 at 1:18 AM Brito, Thiago <<a href="mailto:Thiago.Brito@windriver.com" target="_blank">Thiago.Brito@windriver.com</a>> wrote:<o:p></o:p></p>
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<span style="font-size:12.0pt;color:black;background:white">Hi Danishka,</span><span style="font-size:12.0pt;color:black">
</span><o:p></o:p></p>
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<span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<span style="font-size:12.0pt;color:black">Whatever you configure on the platform as Application-isolated core for a node will get to cpu_dedicated_set on stx-openstack. Please check this doc: <a href="https://urldefense.com/v3/__https:/docs.starlingx.io/r/stx.5.0/admintasks/openstack/configure-dedicated-and-shared-cpu-pools-on-hosts.html__;!!AjveYdw8EvQ!Km5xOEiy_wI3YAmney4OpHhqwjOOCiNhB37qanNSizdNpERIM_eDDRfwAzNuQv9j-Hlr$" target="_blank">https://docs.starlingx.io/r/stx.5.0/admintasks/openstack/configure-dedicated-and-shared-cpu-pools-on-hosts.html</a></span><o:p></o:p></p>
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<span style="font-size:12.0pt;color:black"> </span><o:p></o:p></p>
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<span style="font-size:12.0pt;color:black;background:white">Thiago</span><o:p></o:p></p>
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<div id="m_-19852500103835261m_2912053216945076769x_gmail-m_-7538022528620445337gmail-m_-4189387002575415533divRplyFwdMsg">
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<b><span style="color:black">From:</span></b><span style="color:black"> open infra <<a href="mailto:openinfradn@gmail.com" target="_blank">openinfradn@gmail.com</a>><br>
<b>Sent:</b> Monday, December 6, 2021 3:15 PM<br>
<b>To:</b> <a href="mailto:starlingx-discuss@lists.starlingx.io" target="_blank">
starlingx-discuss@lists.starlingx.io</a> <<a href="mailto:starlingx-discuss@lists.starlingx.io" target="_blank">starlingx-discuss@lists.starlingx.io</a>><br>
<b>Subject:</b> [Starlingx-discuss] How to enable cpu_dedicated_set</span> <o:p></o:p></p>
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<o:p></o:p></p>
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<span style="font-size:10.0pt;color:red">[Please note: This e-mail is from an EXTERNAL e-mail address]</span><o:p></o:p></p>
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Hi,<o:p></o:p></p>
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<o:p></o:p></p>
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Is the cpu_dedicated_set is already enabled in stx based openstack?<o:p></o:p></p>
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How to verify and enable it?<o:p></o:p></p>
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<o:p></o:p></p>
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Regards,<o:p></o:p></p>
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Danishka<o:p></o:p></p>
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