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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">As Chris mentioned, we are using a host label to drive this configuration on a per worker basis.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">If you want to enable this configuration for a specific openstack worker:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">$ system host-lock compute-0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">$ system host-label-assign compute-0 remote-storage=enabled<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">$ system host-unlock compute-0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">If you look at the nova plugin, this configuration is set via a per-host override based on the host label.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Your nova.yaml is setting the default configuration not the per-host configuration.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">I suspect that if we weren’t setting the per-host override for this value explicitly in the nova plugin based on the presence/absence of the label, then this value would apply
to all nova pods across all the compute workers.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Bob<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="color:black">From: </span></b><span style="color:black">Chris Friesen <chris.friesen@windriver.com><br>
<b>Date: </b>Monday, September 9, 2019 at 11:01 AM<br>
<b>To: </b>"starlingx-discuss@lists.starlingx.io" <starlingx-discuss@lists.starlingx.io><br>
<b>Subject: </b>Re: [Starlingx-discuss] Fail to change config of nova-compute container<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal">In this case rather than explicitly overriding nova.conf I think the "proper" way to get rbd storage is to set the "remote-storage" label on the node. This allows the rbd_pool and rbd_cev_conf settings to be configured properly as well.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Chris<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 9/9/2019 9:51 AM, Chris Friesen wrote:<o:p></o:p></p>
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<p class="MsoNormal">This is arguably a bug...the intent of the "system helm-override-update" command was to allow the admin to override system-configured settings.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Chris<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 9/8/2019 6:27 PM, Lin, Shuicheng wrote:<o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Hi,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">For nova-compute, it is due to this configuration is overrides by sysinv in below code.</span><o:p></o:p></p>
<p class="MsoNormal"><a href="https://opendev.org/starlingx/config/src/branch/master/sysinv/sysinv/sysinv/sysinv/helm/nova.py#L363">https://opendev.org/starlingx/config/src/branch/master/sysinv/sysinv/sysinv/sysinv/helm/nova.py#L363</a><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Best Regards</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Shuicheng</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><a name="_____replyseparator"></a><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">
</span><span lang="ZH-CN" style="font-size:11.0pt;font-family:SimSun;mso-fareast-language:ZH-CN">胡天昊</span><span lang="ZH-CN" style="font-size:11.0pt;font-family:"Calibri",sans-serif">
</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">[<a href="mailto:hu.tianhao@99cloud.net">mailto:hu.tianhao@99cloud.net</a>]
<br>
<b>Sent:</b> Friday, September 6, 2019 2:13 PM<br>
<b>To:</b> <a href="mailto:starlingx-discuss@lists.starlingx.io">starlingx-discuss@lists.starlingx.io</a><br>
<b>Subject:</b> [Starlingx-discuss] Fail to change config of nova-compute container</span><o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">Hi guys,</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">Recently I got a problem when I try to change config of nova-compute.After run the the following command :</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">system helm-override-update six-openstack nova openstack --value nova.yml</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">system application-apply six-openstack</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">I find that config of every container about nova(just like </span><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black">nova-conductor and nova-scheduler</span><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">)
has changed except nova-compute. Here is my nova.yml file.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black">conf:</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black"> nova:</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black"> libvirt:</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black"> images_type: rbd</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black">I can find 'images_type: rbd' in /etc/nova/nova.conf in </span><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">every container about nova but in nova-compute
I just find '</span><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black">images_type: default</span><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">'.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">My system is virtual standard with controller storage r2.0 following the guide(</span><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black"><a href="https://docs.starlingx.io/deploy_install_guides/current/virtual_controller_storage.html"><span style="font-family:-webkit-standard">https://docs.starlingx.io/deploy_install_guides/current/virtual_controller_storage.html</span></a></span><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">).</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">I don't understand why this happened. Can anyone give me some help?</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:black"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">Thanks</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:#31353B">Hu Tianhao</span><o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><br>
<br>
<o:p></o:p></span></p>
<pre>_______________________________________________<o:p></o:p></pre>
<pre>Starlingx-discuss mailing list<o:p></o:p></pre>
<pre><a href="mailto:Starlingx-discuss@lists.starlingx.io">Starlingx-discuss@lists.starlingx.io</a><o:p></o:p></pre>
<pre><a href="http://lists.starlingx.io/cgi-bin/mailman/listinfo/starlingx-discuss">http://lists.starlingx.io/cgi-bin/mailman/listinfo/starlingx-discuss</a><o:p></o:p></pre>
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<p><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><br>
<br>
<o:p></o:p></span></p>
<pre>_______________________________________________<o:p></o:p></pre>
<pre>Starlingx-discuss mailing list<o:p></o:p></pre>
<pre><a href="mailto:Starlingx-discuss@lists.starlingx.io">Starlingx-discuss@lists.starlingx.io</a><o:p></o:p></pre>
<pre><a href="http://lists.starlingx.io/cgi-bin/mailman/listinfo/starlingx-discuss">http://lists.starlingx.io/cgi-bin/mailman/listinfo/starlingx-discuss</a><o:p></o:p></pre>
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