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#openstack-nova - 2020-08-11
02:39:35 sean-k-mooney yes althoguh in that case i think there is less state to recreate
02:39:44 ayoung What makes that one interesting is that it is possibly a migration to the same hardware, but a different libvirst (in a container)
02:40:19 sean-k-mooney in both ovirt and kubevirt there isnt realy and nic state to recreate and if you are uing an external storage solution you can proably jsut reuse it since kubvirt allow much more acess to the xml
02:40:53 sean-k-mooney ayoung: i mean technically you can do that with openstack too
02:41:20 ayoung Right. Hence me being here and asking the question of people I trust to have the basis for answering.
02:42:03 ayoung The real question is if you could set up a system to do that, and to make it work with old deployments.
02:42:23 ayoung Like RDO liberty to OSP 17
02:42:35 sean-k-mooney ayoung: https://www.redhat.com/en/blog/migrating-openstack-platform-13-openstack-platform-16-os-migrate
02:43:18 ayoung Never show stuff like that to sales....
02:43:26 sean-k-mooney https://github.com/os-migrate/os-migrate
02:43:42 sean-k-mooney ayoung: its now offically a supported part of the product starting in 16.1
02:44:01 sean-k-mooney it might be tech preview
02:44:21 sean-k-mooney im also not sure if it live or cold migration
02:44:57 sean-k-mooney Shut down the instances that are going to be migrated. Currently this OpenStack to OpenStack migration solution only supports cold migration.
02:45:02 sean-k-mooney so ya cold right now
02:45:45 sean-k-mooney if you know it was libvirt or osp on both end
02:45:55 sean-k-mooney you proably could make live migration work too eventurally
02:46:16 ayoung Like OSP 13 to 16 ...
02:46:19 sean-k-mooney this really isnt something supportable upstream in nova.
02:46:33 sean-k-mooney ayoung: its intended for moving fom 13 to 16 yes
02:46:41 sean-k-mooney as an alterniivte to an inplace update
02:46:46 ayoung I actually have just that use case....
02:46:57 sean-k-mooney just deploy a second cloud the cold migrate the workloads
02:48:48 sean-k-mooney anyway its almost 4am here and i was just checking a few thing on my laptop when i work up so im going back to bed o/
02:49:04 ayoung OK, thank you for all this. It might be very useful, if only to drive discussions.
08:56:22 luyao stephenfin, alex_xu: thanks for review, I updated and split the patch. https://review.opendev.org/#/c/714653/
10:08:11 lyarwood jsuchome: apologies for not getting back to you yesterday
10:08:23 lyarwood jsuchome: I still wanted to write up a job that would actually exercise this
10:08:33 lyarwood jsuchome: the job I posted previously did not
10:08:49 lyarwood jsuchome: I'll try to find some time this week but I'm fighting a few fires downstream at the moment
10:28:22 jsuchome lyarwood: thanks, I was afraid I scared you away :-)
11:36:27 openstackgerrit Alex Deiter proposed openstack/nova master: Detach is broken for multi-attached fs-based volumes https://review.opendev.org/741712
13:26:14 openstackgerrit sean mooney proposed openstack/nova master: Remove deprecated scheduler filters https://review.opendev.org/744800
13:38:22 openstackgerrit Stephen Finucane proposed openstack/nova master: tests: Add reproducer for bug #1879878 https://review.opendev.org/744950
13:38:22 openstack bug 1879878 in OpenStack Compute (nova) "VM become Error after confirming resize with Error info CPUUnpinningInvalid on source node " [Medium,In progress] https://launchpad.net/bugs/1879878 - Assigned to Stephen Finucane (stephenfinucane)
13:38:22 openstackgerrit Stephen Finucane proposed openstack/nova master: Don't unset Instance.old_flavor, new_flavor until necessary https://review.opendev.org/744958
13:38:22 openstackgerrit Stephen Finucane proposed openstack/nova master: compute: Add type hints for resize functions https://review.opendev.org/745341
13:38:22 openstackgerrit Stephen Finucane proposed openstack/nova master: manager: Move context manager up one level https://review.opendev.org/745674
13:38:22 openstackgerrit Stephen Finucane proposed openstack/nova master: WIP: compute: Add more type hints for resize functions https://review.opendev.org/745675
15:15:49 sean-k-mooney stephenfin: lyarwood can i get some priority review on https://review.opendev.org/#/c/738432/
15:16:13 sean-k-mooney i want to get that backported sooner rather then later
15:16:20 sean-k-mooney perferably strating it this week
15:17:19 sean-k-mooney i would like to see if we can get that in 16.1.1 maybe 16.1.2 downstream but would prefer to do that by backporting upstream
15:17:44 sean-k-mooney this only need to go back to train but its important to fix
15:51:08 artom melwitt, if you're online already, could you give https://review.opendev.org/#/c/743710/5 a look? It's blocking a bugfix on top
16:59:45 sean-k-mooney alex_xu: maybe you could take a look at the patch artom linked above ^ https://review.opendev.org/#/c/743710/5
16:59:54 sean-k-mooney if melwitt is not about
17:00:13 sean-k-mooney its pretty small and would be nice to get landed to unblock the other
17:20:34 melwitt artom, sean-k-mooney: I can look if no one else gets to it first
17:20:41 artom melwitt, cheers!
17:37:09 lyarwood sean-k-mooney: I'll look this evening
17:38:23 artom lyarwood, you can't, you're the author
17:38:44 artom With gibi and bauzas on PTO, melwitt and alex_xu are the only 2 cores who can +A it
17:43:38 melwitt and dansmith
17:47:00 dansmith artom: ouch artom, ouch
17:47:16 artom dansmith, not my fault you're off in 1/4 U2 land
17:47:24 artom U0.5
17:53:35 lyarwood artom: sorry I was talking about another patch
17:53:49 artom lyarwood, whoops, apologies, here I go assuming stuff
17:53:51 lyarwood https://review.opendev.org/#/c/738432/
17:54:14 artom dansmith, aww, thanks, you're bumped to U1 now ;)
17:56:35 artom You think I'm just going to stop making lame puns?
19:04:52 openstackgerrit Merged openstack/nova stable/queens: objects: Update keypairs when saving an instance https://review.opendev.org/743271
19:55:02 lyarwood sean-k-mooney: http://paste.openstack.org/show/796745/ - getting this in a two node stable/queens env, any ideas?
19:55:45 lyarwood https://bugs.launchpad.net/os-vif/+bug/1749972 - of course I've hit this before lol
19:55:45 openstack Launchpad bug 1749972 in os-vif "`brctl setageing $bridge 0` fails on Ubuntu 16.04 4.4.0-21-generic" [Undecided,Invalid]
19:56:09 lyarwood virt-builder is both awesome and a PITA sometimes
19:57:31 openstackgerrit Merged openstack/nova master: func: Introduce a server_expected_state kwarg to InstanceHelperMixin._live_migrate https://review.opendev.org/743710
20:48:43 openstackgerrit Merged openstack/nova master: Add regression test for bug 1879787 https://review.opendev.org/741230
20:48:43 openstack bug 1879787 in OpenStack Compute (nova) "post_live_migration does not handle Neutron errors" [Medium,In progress] https://launchpad.net/bugs/1879787 - Assigned to Artom Lifshitz (notartom)
21:55:12 sean-k-mooney lyarwood: just so its still on your list https://review.opendev.org/#/c/738432/ :)
21:59:39 artom sean-k-mooney, FWIW it's on mine, I normally do reviews on Thursdays
21:59:48 artom (yes, I've compartmentalized my week like that)
21:59:57 artom Tbh, it would help if the commit message was in better English :/
22:00:17 sean-k-mooney artom: cool but i would really like to get that merged before the end of the week
22:00:24 artom No shade on the original author, I realize writing commit messae (or anything, really), in a second language is hard
22:00:49 artom sean-k-mooney, it's not your patch though... are you going to iterate on it?
22:01:22 sean-k-mooney if need but i want to get this downstream into 16.1 sooner rather then later
22:01:30 sean-k-mooney i have just been trying to get people to review
22:01:51 sean-k-mooney i tested the first verision but i need to retet the latest version
23:45:43 artom nova-grenade-multinode just failed twice in a row with apparently the same errors
#openstack-nova - 2020-08-12
02:12:31 artom Dammit, again. Looks like it's a real thing, will debug tomorrow.
02:50:13 melwitt artom: http://lists.openstack.org/pipermail/openstack-discuss/2020-August/016446.html
07:34:39 brinzhang sean-k-mooney, dansmith, stephenfin, gmann: report bug 1891274
07:34:39 openstack bug 1891274 in OpenStack Compute (nova) "100% of nova-grenade-multinode zuul task run failed" [High,New] https://launchpad.net/bugs/1891274
07:35:11 melwitt I already reported that here https://launchpad.net/bugs/1891244
07:35:11 openstack Launchpad bug 1891244 in OpenStack Identity (keystone) "*-grenade-multinode jobs fail with UnicodeDecodeError: 'utf-8' codec can't decode byte 0x87 in position 3: invalid start byte" [Undecided,In progress] - Assigned to melanie witt (melwitt)
07:37:46 brinzhang melwitt: is it the same thing? bug 1891274 said the nova-grenade-multinode task failed
07:37:46 openstack bug 1891274 in OpenStack Compute (nova) "100% of nova-grenade-multinode zuul task run failed" [High,New] https://launchpad.net/bugs/1891274
07:37:49 brinzhang will check
07:38:50 melwitt yes, it should be the same thing. and nova-grenade-multinode passes with the fix I proposed to keystone https://review.opendev.org/745752
07:42:11 brinzhang melwitt:ack, thanks, after this patch merged, and I will set this bug to repeat
08:13:19 tosky melwitt: for the record, cinder is impacted by the msgpack bump too
08:13:25 tosky melwitt: namely here: https://zuul.opendev.org/t/openstack/builds?job_name=cinder-grenade-mn-sub-volbak&project=openstack/cinder
08:22:34 sean-k-mooney this looks like a byte vs text type issue
08:23:15 sean-k-mooney the fix looks straitgh forward if you can find the correct place to do it
09:44:23 sean-k-mooney dumb question
09:44:40 sean-k-mooney is there any reason we cant support resize for shelved instances
09:45:15 sean-k-mooney it would just be a flavor update in the db right and asserting there are no conflict with the image
10:19:09 sean-k-mooney in the shelve offloaded case that is

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