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<div class="WordSection1"><font face="Calibri"><span style="color:black">Hi all:</span></font></div>
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<p class="MsoNormal"><font face="Calibri"><span style="color:black">   I’m working on task “upgrade project nfv to support python3 runtime env”.  By analyzing and testing,<b> there will be 32 new python3 rpms</b>, which may impact current system.  
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<p class="MsoNormal" style="margin-left:40.8pt; text-indent:-.25in"><font face="Calibri"><span style="font-size: 10pt; color: black;"><span style="">·<span style="font-style: normal; font-variant: normal; font-weight: normal; font-stretch: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-kerning: auto; font-optical-sizing: auto; font-language-override: normal; font-feature-settings: normal; font-variation-settings: normal;">    
</span></span></span><span style="color:black">16 new rpms from official centos7 repo;
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<p class="MsoNormal" style="margin-left:40.8pt; text-indent:-.25in"><font face="Calibri"><span style="font-size: 10pt; color: black;"><span style="">·<span style="font-style: normal; font-variant: normal; font-weight: normal; font-stretch: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-kerning: auto; font-optical-sizing: auto; font-language-override: normal; font-feature-settings: normal; font-variation-settings: normal;">    
</span></span></span><span style="color:black">12 new stx-rpms rebuilt with srpms from official centos7 repo (turn on python3 supported switch in spec);</span><span style="font-size: 10pt; color: black;"></span></font></p>
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<p class="MsoNormal" style="margin-left:40.8pt; text-indent:-.25in"><font face="Calibri"><span style="font-size: 10pt; color: black;"><span style="">·<span style="font-style: normal; font-variant: normal; font-weight: normal; font-stretch: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-kerning: auto; font-optical-sizing: auto; font-language-override: normal; font-feature-settings: normal; font-variation-settings: normal;">    
</span></span></span><span style="color:black">4 stx-rpms built from tar.gz files.</span></font></p>
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<div><font face="Calibri"><span style="color:black">   Details including pkg dependency trees and current status could be found in [1]</span><span style="font-size: 10pt; color: black;"></span></font>
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<p class="MsoNormal" style="text-indent:10.2pt"><font face="Calibri"><span style="color:black">With patches [2], we could get an iso with nfv services (vim,vim-api, vim-webserver) running in python3.
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<p class="MsoNormal" style="text-indent:10.2pt"><font face="Calibri"><span style="color:black">However,</span><font size="2"><span style="font-size:11pt;"><font color="black"> there is an run-time issues.
<b>M</b></font></span></font><span style="color:black"><b>odel “fm_api” in python3
</b>is required to support vim service reporting alarms/event_logs to fault manager (service fm-mgr). It brings following issu<font color="000000">e</font></span><font color="000000">s:</font></font></p>
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<p class="MsoNormal" style="text-indent:10.2pt"><font face="Calibri"><span style="color:black">    1. to build python3 "fm-api" rpm, pkg “python3-rpm-generators” is required. But it is conflict with pkg “rpm-build” built in the compile layer, because both of
 them ha</span>ve<span style="color:black"> file (/usr/lib/rpm/pythondistdeps.py).</span><span style="font-size: 10pt; color: black;"></span></font></p>
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<p class="MsoNormal" style="text-indent:10.2pt"><font face="Calibri"><span style="color:black">    2. as other flock services, like sysinv, are still running in python2, so it require fm-api to both run in python2 env and python3 env. It introduces a new topic:
 ensure it is safe to run python2-fm-api and python3-fm-api at the same time.</span><span style="font-size: 10pt; color: black;"></span></font></p>
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<p class="MsoNormal" style="text-indent:10.2pt"><font face="Calibri"><span style="color:black"><b>The scope of this task seems expand. Is there any suggestions?
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<p class="MsoNormal"><span style="font-size:10.0pt; color:black">[1] <a href="https://bugs.launchpad.net/starlingx/+bug/1808073/+attachment/5335996/+files/nfv%20python%20dependency%20analysis.xlsx" target="_blank">
https://bugs.launchpad.net/starlingx/+bug/1808073/+attachment/5335996/+files/nfv%20python%20dependency%20analysis.xlsx</a> 
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<p class="MsoNormal"><span style="color:black">[2] patches: <a href="https://review.opendev.org/709958" target="_blank" rel="noopener noreferrer">
https://review.opendev.org/709958</a>; <a href="https://review.opendev.org/709960" target="_blank" rel="noopener noreferrer">
https://review.opendev.org/709960</a>; <a href="https://review.opendev.org/709983/1" target="_blank" rel="noopener noreferrer">
https://review.opendev.org/709983/1</a> ; <a href="https://review.opendev.org/709980" target="_blank" rel="noopener noreferrer">
https://review.opendev.org/709980</a></span><span style="font-size:10.0pt; font-family:"Tahoma",sans-serif; color:black"></span></p>
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<p class="MsoNormal"><span style="color:black">Thanks</span><span style="font-size:10.0pt; font-family:"Tahoma",sans-serif; color:black"></span></p>
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<span style="color:black">Ran</span>
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