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#openstack-nova - 2021-09-02
22:21:03 opendevreview Federico Ressi proposed openstack/nova master: Check Nova project changes with Tobiko scenario test cases https://review.opendev.org/c/openstack/nova/+/806853
#openstack-nova - 2021-09-03
03:18:38 opendevreview Kevin Zhao proposed openstack/nova master: Support Cpu Compararion on Aarch64 Platform https://review.opendev.org/c/openstack/nova/+/763928
07:25:53 gibi good morning
07:28:36 gibi melwitt: I will check it shortly
07:37:59 kashyap gibi: Morning. And that's fine - on the timeout. Thanks for the comments so far
07:38:02 kashyap stephenfin: Thanks for fixing the o.vo hash fails in func tests :)
07:38:17 kashyap Hmm, I still see a -2 from Zuul
07:38:39 bauzas melwitt: ack, will review
07:39:56 gibi kashyap: just hit some unrelated errors, I've rechecked now
07:40:26 kashyap gibi: Ah, thank you. Is now "unrelated" also a keyword?
07:40:43 gibi kashyap: you can write whatever after recheck :D
07:40:59 kashyap Ah, nod.
07:41:10 gibi but yeah, at some point I have to triage those gate failures too
07:41:27 gibi (or somebody else have to)
08:13:43 bauzas gibi: I need to do some upstream bug triage tbh
08:13:53 gibi bauzas: yeah, that too
08:13:54 bauzas gibi: but I'm not sure I'll have time for this today
08:14:39 gibi me neighter
11:06:44 ralonsoh hi folks, I don't see a better channel to make this question
11:06:48 ralonsoh this is about ceph
11:06:55 ralonsoh (because I want live migration)
11:07:23 ralonsoh I have a node with a ceph cluster
11:07:49 ralonsoh when I try, from the other node, to execute "sudo ceph -c /etc/ceph/ceph.conf auth get-key client.cinder"
11:07:53 ralonsoh I receive
11:07:56 ralonsoh 2021-09-03T11:04:46.531+0000 7f8c47fff700 -1 monclient(hunting): handle_auth_bad_method server allowed_methods [2] but i only support [2]
11:08:01 sean-k-mooney2 ceph isnet needed for live migration but if you have it help avoid copying the disk
11:08:20 ralonsoh well, that was the reason
11:08:30 ralonsoh in any case, if I can't make it work, I'll skip that part
11:08:43 sean-k-mooney2 we spoke about this before
11:08:46 ralonsoh I had the same config as when you helped me last time
11:08:48 ralonsoh yes
11:08:59 sean-k-mooney2 have you disable the cve fix
11:09:11 ralonsoh do you have a link??
11:09:16 sean-k-mooney2 for this https://docs.ceph.com/en/latest/security/CVE-2021-20288/#cve-2021-20288
11:09:23 sean-k-mooney2 ill get the link to the workaround
11:09:36 ralonsoh yes, I did that
11:09:59 sean-k-mooney and you check the keyring file is not empty this time
11:10:17 ralonsoh yes, I have ceph.client.admin.keyring
11:10:22 ralonsoh and ceph.client.cinder.keyring
11:10:28 ralonsoh in /etc/ceph
11:11:07 ralonsoh sean-k-mooney, should I copy this files from the master one?
11:11:23 sean-k-mooney they should have the same content
11:11:27 ralonsoh ooook
11:11:43 sean-k-mooney i assume you have configured nova with the cinder keyring too
11:12:02 ralonsoh I used the devstack plugin
11:12:06 ralonsoh I think it is
11:12:20 ralonsoh sean-k-mooney, ok ok
11:12:23 ralonsoh I think that was the problem
11:12:30 ralonsoh (I don't know what I did before)
11:12:39 ralonsoh the keyrings where different... again
11:12:45 ralonsoh sean-k-mooney, again, thanks a lot!!
11:12:52 sean-k-mooney no worries
11:13:18 sean-k-mooney i dont use ceph often but the auth can be a bit of a pain to get working initally
11:13:41 ralonsoh sean-k-mooney, how do I configure Nova not to use ceph?
11:13:53 ralonsoh because if I remember correctly, this is required
11:14:01 ralonsoh for live-migration
11:14:02 sean-k-mooney you need to set the libvirt secrete
11:14:26 ralonsoh ah yes... do you have a link for this?
11:14:34 ralonsoh just to configure it myself
11:14:37 sean-k-mooney https://github.com/openstack/devstack-plugin-ceph/blob/master/devstack/lib/ceph#L242-L259
11:14:46 ralonsoh ahhh yes
11:14:54 ralonsoh good stuff
11:15:02 sean-k-mooney the devstack plugin will do it for you but im guessing you only included that on the contoler
11:15:09 sean-k-mooney so you will have ot do that on the rest of the nodes
11:15:35 ralonsoh yes, I'll need to do it manually (just one compute, not too much hehehe)
11:15:38 sean-k-mooney ralonsoh: other then that you have to set the images_backend to rbd in the nova.conf
11:15:52 ralonsoh what is that?
11:16:15 sean-k-mooney https://github.com/openstack/devstack-plugin-ceph/blob/master/devstack/lib/ceph#L832-L839
11:16:45 sean-k-mooney so set [libvirt]/images_type=rbd and configure the pool and ceph conf
11:16:53 sean-k-mooney you can copy that form the contoler nova.conf
11:17:08 ralonsoh but this should be done by the ceph plugin
11:17:16 ralonsoh I have it in the controller and the compute node
11:17:24 sean-k-mooney oh ok then yes it will be
11:17:35 sean-k-mooney i tought you had it only on the contoler
11:17:51 ralonsoh I think both nodes are online now, I'll test it
11:19:01 ralonsoh ok no
11:19:02 ralonsoh Sep 03 11:17:59 u20ovn2 nova-compute[887609]: ERROR nova.compute.manager nova.exception.StorageError: Storage error: Could not determine disk usage
11:19:28 ralonsoh I'll need to check that in the compute (controller does not list the compute as hypervisor yet)
11:19:49 sean-k-mooney yep same issue you had before
11:20:02 sean-k-mooney if nova cant talk to ceph the compute agent will fail to start properly
11:20:15 ralonsoh right
11:20:31 sean-k-mooney maybe just restart the agent
11:20:42 sean-k-mooney if the keyrings were wrong that would break it
11:21:28 ralonsoh and again something is overwritting the keyrings
11:21:36 ralonsoh ahh maybe the ceph plugin
11:22:00 sean-k-mooney ya i dont thin kthe ceph plugin has supprot for being used on the compute node
11:22:13 ralonsoh and here we are! all is working now
11:22:28 sean-k-mooney you shoudl be able to copy them and do "sudo systemctl restart devstack@n-cpu "
11:22:34 sean-k-mooney cool
12:45:27 opendevreview Merged openstack/nova master: Add --sleep option for archive_deleted_rows --until-complete https://review.opendev.org/c/openstack/nova/+/771749
13:55:31 stephenfin gibi, lyarwood: Are we expecting to land https://review.opendev.org/c/openstack/nova/+/802060/ today?
13:55:46 stephenfin If not, that reno needs to come back and merge before we start branching
13:55:49 gibi stephenfin: I'm fine in both ways
13:55:56 gibi stephenfin: sure I will move the renoe
13:55:57 gibi reno
13:56:05 gibi or basically create a separate reno
13:56:11 gibi for the things that is landed
13:56:49 stephenfin Whatever suits. Depends on whether bauzas, lyarwood or melwitt will have time to review that nova-manage patch today
13:56:51 gibi I need to make a note about the fact the the neutron extension is not landed in Xena so this feature is not really usable
13:57:00 stephenfin The reno is noddy enough

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