<div dir="ltr">Hello, <div><br></div><div>maybe there is stg wrong with the installation.</div><div><br></div><div>Let me clarify a few things.</div><div><br></div><div>I have devstack deployed in a VM (pre-installed: <code class="gmail-docutils gmail-literal gmail-notranslate" style="box-sizing:border-box;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:14px;padding:0px;color:rgb(0,0,0);border-radius:0px;font-weight:bold"><span class="gmail-pre" style="box-sizing:border-box">keystone</span></code><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">, </span><code class="gmail-docutils gmail-literal gmail-notranslate" style="box-sizing:border-box;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:14px;padding:0px;color:rgb(0,0,0);border-radius:0px;font-weight:bold"><span class="gmail-pre" style="box-sizing:border-box">glance</span></code><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">, </span><code class="gmail-docutils gmail-literal gmail-notranslate" style="box-sizing:border-box;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:14px;padding:0px;color:rgb(0,0,0);border-radius:0px;font-weight:bold"><span class="gmail-pre" style="box-sizing:border-box">nova</span></code><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">, </span><code class="gmail-docutils gmail-literal gmail-notranslate" style="box-sizing:border-box;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:14px;padding:0px;color:rgb(0,0,0);border-radius:0px;font-weight:bold"><span class="gmail-pre" style="box-sizing:border-box">placement</span></code><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">, </span><code class="gmail-docutils gmail-literal gmail-notranslate" style="box-sizing:border-box;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:14px;padding:0px;color:rgb(0,0,0);border-radius:0px;font-weight:bold"><span class="gmail-pre" style="box-sizing:border-box">cinder</span></code><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">, </span><code class="gmail-docutils gmail-literal gmail-notranslate" style="box-sizing:border-box;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:14px;padding:0px;color:rgb(0,0,0);border-radius:0px;font-weight:bold"><span class="gmail-pre" style="box-sizing:border-box">neutron</span></code><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">, and </span><code class="gmail-docutils gmail-literal gmail-notranslate" style="box-sizing:border-box;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:14px;padding:0px;color:rgb(0,0,0);border-radius:0px;font-weight:bold"><span class="gmail-pre" style="box-sizing:border-box">horizon</span></code><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">.</span>) </div><div>I can deploy machines successfully at the devstack controller space --everything seems to work fine. --> is seems to work fine with opensource mano as well</div><div><br></div><div>I am trying to add another pc as a compute host to be able to deploy vms at this new compute host following (<a href="https://docs.openstack.org/nova/queens/install/compute-install-ubuntu.html">https://docs.openstack.org/nova/queens/install/compute-install-ubuntu.html</a>)</div><div><br></div><div>Also attached the nova.conf file. The only major differences are:</div><div> --the transport url for rabbitmq which i made according to the transport url of the controller, i.e., instead of rabbit://openstack:linux@controller i have rabbit://stackrabbit:linux@controller</div><div>-- i replaced the ports with the service, e.g., instead using the 5000 port --> "<a href="http://controller/identity/v3">http://controller/identity/v3</a>" instead of "<a href="http://controller:5000/v3">http://controller:5000/v3</a>"</div><div><br></div><div>please excuse (any) newbie questions</div><div><br></div><div>all the best,</div><div>Pavlos.</div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Nov 11, 2020 at 4:03 PM Eugen Block <<a href="mailto:eblock@nde.ag">eblock@nde.ag</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">There might be some mixup during the setup, I'm not sure how the other <br>
cell would be created. I'd probably delete the cell with UUID <br>
1a0fde85-8906-46fb-b721-01a28c978439 and retry the discover_hosts with <br>
the right cell UUID:<br>
<br>
nova-manage cell_v2 delete_cell --cell_uuid <br>
1a0fde85-8906-46fb-b721-01a28c978439<br>
nova-manage cell_v2 discover_hosts --cell_uuid <br>
1522c22f-64d4-4882-8ae8-ed0f9407407c<br>
<br>
Does that work?<br>
<br>
<br>
Zitat von Pavlos Basaras <<a href="mailto:pbasaras@gmail.com" target="_blank">pbasaras@gmail.com</a>>:<br>
<br>
> Hello,<br>
><br>
> yes i have this discover_hosts_in_cells_interval = 300<br>
><br>
><br>
> interestingly when i issued a combination of map_cell_and_hosts and<br>
> update_cell<br>
><br>
> the output from: nova-manage cell_v2 list_hosts<br>
> +-----------+--------------------------------------+-------------+<br>
> | Cell Name | Cell UUID | Hostname |<br>
> +-----------+--------------------------------------+-------------+<br>
> | None | 1a0fde85-8906-46fb-b721-01a28c978439 | computenode |<br>
> | None | 1a0fde85-8906-46fb-b721-01a28c978439 | nrUE |<br>
> | cell1 | 1522c22f-64d4-4882-8ae8-ed0f9407407c | openstack |<br>
> +-----------+--------------------------------------+-------------+<br>
><br>
> when the new compute nodes seem to not have a cell mapped<br>
><br>
> best,<br>
> P.<br>
><br>
><br>
> On Wed, Nov 11, 2020 at 3:26 PM Eugen Block <<a href="mailto:eblock@nde.ag" target="_blank">eblock@nde.ag</a>> wrote:<br>
><br>
>> Hm,<br>
>><br>
>> indeed rather strange to me.<br>
>><br>
>> Do you see anything in the nova-scheduler.log? If you activated the<br>
>><br>
>> discover_hosts_in_cells_interval = 300<br>
>><br>
>> it should query for new hosts every 5 minutes.<br>
>><br>
>><br>
>><br>
>> Zitat von Pavlos Basaras <<a href="mailto:pbasaras@gmail.com" target="_blank">pbasaras@gmail.com</a>>:<br>
>><br>
>> > Hello,<br>
>> ><br>
>> > thanks very much for your prompt reply.<br>
>> ><br>
>> ><br>
>> > regarding the first command "nova-manage cell_v2 list_hosts" the output<br>
>> is<br>
>> > the following (openstack is the host of the controller). I dont see any<br>
>> > other node here, even when i execute the discover_hosts command<br>
>> ><br>
>> > +-----------+--------------------------------------+-----------+<br>
>> > | Cell Name | Cell UUID | Hostname |<br>
>> > +-----------+--------------------------------------+-----------+<br>
>> > | cell1 | 1522c22f-64d4-4882-8ae8-ed0f9407407c | openstack |<br>
>> > +-----------+--------------------------------------+-----------+<br>
>> ><br>
>> ><br>
>> > Also this is the output from my controller when i use the command: sudo<br>
>> -s<br>
>> > /bin/sh -c "nova-manage cell_v2 discover_hosts --verbose" nova (not<br>
>> sure<br>
>> > if this helps)<br>
>> > Found 2 cell mappings.<br>
>> > Skipping cell0 since it does not contain hosts.<br>
>> > Getting computes from cell 'cell1': 1522c22f-64d4-4882-8ae8-ed0f9407407c<br>
>> > Found 0 unmapped computes in cell: 1522c22f-64d4-4882-8ae8-ed0f9407407c<br>
>> ><br>
>> > any thoughts?<br>
>> ><br>
>> ><br>
>> > best,<br>
>> > Pavlos.<br>
>><br>
>><br>
>><br>
>><br>
>><br>
<br>
<br>
<br>
</blockquote></div>