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#openstack-nova - 2020-11-05
16:25:35 sean-k-mooney u->v would (posssible) be intermitent
16:25:42 sean-k-mooney so yes
16:25:54 dansmith right, very many fewer things running that configuration
16:26:44 sean-k-mooney i have just been seeign some intermitent grendade job failure before the ptg so was wondering if this was the issue or if there are others
16:27:06 sean-k-mooney most of the issue seam to be realted to volumes however rather then rebuild
16:27:06 dansmith could be.. so many CI fails lately, I expect people are doing a lot of recheck grinding
16:32:17 gibi this is a recent grenade multinode run from stable/victoria https://1cc2260295ba1f69c29d-8ad4cd99420b0d8b2b27089e00008c76.ssl.cf1.rackcdn.com/761424/1/check/nova-grenade-multinode/e3cf1bf/logs/index.html
16:32:27 gibi I see two test reports
16:32:28 gibi https://1cc2260295ba1f69c29d-8ad4cd99420b0d8b2b27089e00008c76.ssl.cf1.rackcdn.com/761424/1/check/nova-grenade-multinode/e3cf1bf/logs/old/testr_results.html
16:32:34 gibi and
16:32:35 gibi https://1cc2260295ba1f69c29d-8ad4cd99420b0d8b2b27089e00008c76.ssl.cf1.rackcdn.com/761424/1/check/nova-grenade-multinode/e3cf1bf/logs/testr_results.html
16:32:50 gibi is there a 3rd report somewhere in the tree?
16:33:17 sean-k-mooney nope
16:33:22 sean-k-mooney just those two
16:33:35 sean-k-mooney so we are not running rebuild in the grenade job
16:34:04 sean-k-mooney i tought we were but i guess not
16:35:19 sean-k-mooney the grenade failures i was seeing were likely something else so
16:36:16 sean-k-mooney its been like 2 weeks so all that is left in my brain on the topic is "i have seen more grenade failures lately then i normally do"
16:48:04 openstackgerrit Sylvain Bauza proposed openstack/nova stable/victoria: Add a regression test for 5.12 compute API issue https://review.opendev.org/761638
16:48:05 openstackgerrit Sylvain Bauza proposed openstack/nova stable/victoria: Fix the compute RPC 5.12 issue https://review.opendev.org/761639
16:50:27 bauzas elod: stable changes are up there ^
16:51:01 bauzas hopefully master changes will be merged tonight so we could move on tomorrow
16:51:09 bauzas and ideally release subsequently
16:51:20 bauzas (release stable/victoria)
16:51:58 elod bauzas: thx, looking :)
16:52:03 bauzas elod: don't
16:52:11 bauzas the master change isn't merged yet so I -2 it
16:52:28 elod don't worry I'll wait with the +2 until master is merged ;)
16:53:23 elod (if I don't find any mistake with the backport, ofc)
16:53:27 elod :]
17:00:12 openstackgerrit Merged openstack/nova master: Add a regression test for 5.12 compute API issue https://review.opendev.org/761457
17:03:40 bauzas elod: heh ^
17:11:28 elod bauzas: ok, so the regression test part is ready and looks OK. +2'd
17:11:37 bauzas <3
17:11:38 elod one more to go :)
17:16:31 elod the backport of the fix also looks good to me and the fix is on the gate in master, so we just have to wait.
17:17:38 elod i'll prepare a release patch tomorrow for victoria if the fix gets merged
21:55:30 openstackgerrit Merged openstack/nova master: Fix the compute RPC 5.12 issue https://review.opendev.org/761458
23:20:54 openstackgerrit Merged openstack/nova stable/victoria: Add a regression test for 5.12 compute API issue https://review.opendev.org/761638
#openstack-nova - 2020-11-06
05:23:47 openstackgerrit Merged openstack/nova master: Update pci stat pools based on PCI device changes https://review.opendev.org/749175
05:44:40 openstackgerrit Hemanth Nakkina proposed openstack/nova stable/victoria: Update pci stat pools based on PCI device changes https://review.opendev.org/761700
06:23:28 openstackgerrit Hemanth Nakkina proposed openstack/nova stable/ussuri: Update pci stat pools based on PCI device changes https://review.opendev.org/761701
07:47:55 openstackgerrit Jorhson Deng proposed openstack/nova master: To deal instance with soft-deleting in _init_instance https://review.opendev.org/761264
09:54:36 gibi bauzas: you can remove your -2 on https://review.opendev.org/#/c/761639/ the fix merged to master
09:59:41 bauzas gibi: sure okay
10:00:47 bauzas done
10:07:15 gibi bauzas: https://zuul.opendev.org/t/openstack/build/aefd1852c72345148e6f62b65b6b49fd/log/logs/screen-n-cpu.txt?severity=4#17226
10:07:37 bauzas gibi: I was on it :)
10:07:52 gibi https://bugs.launchpad.net/nova/+bug/1901739
10:07:52 openstack Launchpad bug 1901739 in OpenStack Compute (nova) " libvirt.libvirtError: internal error: missing block job data for disk 'vda'" [High,Confirmed]
10:07:52 bauzas but I was looking at e-r to see whether we also had a bug
10:08:00 bauzas ack, thanks
10:08:42 bauzas ok, I declared it
10:08:56 bauzas http://status.openstack.org/elastic-recheck/#1901739
10:09:36 gibi yep
10:15:16 lyarwood `Delay in Elastic Search: Indexing behind by 100 hours`
10:15:36 lyarwood I know melwitt was looking into this a while ago with infra but I think we need to flag that again
10:15:56 lyarwood I hit 1901739 yesterday FWIW, might bump the bug a little
10:16:27 gibi lyarwood: there is a bug that produces 100MBs of libvirt log maybe that causes logstash to get swamped https://bugs.launchpad.net/nova/+bug/1902276
10:16:27 openstack Launchpad bug 1902276 in OpenStack Compute (nova) "libvirtd going into a tight loop causing instances to not transition to ACTIVE" [Undecided,New]
10:16:41 lyarwood kashyap: https://bugs.launchpad.net/nova/+bug/1901739 - I know you've been under water with other things but did you find anything more about https://bugs.launchpad.net/nova/+bug/1901739
10:16:42 openstack Launchpad bug 1901739 in OpenStack Compute (nova) " libvirt.libvirtError: internal error: missing block job data for disk 'vda'" [High,Confirmed]
10:17:00 lyarwood gibi: yeah true are we hitting that often? I've not seen it outside of the example job in the bug tbh
10:17:11 gibi let me look
10:17:18 kashyap lyarwood: Hi, yeah; I'm under a "fun" deadline to do an LWN write-up of a couple of KVM Forum talks (including one involving Block Layer)
10:17:21 kashyap lyarwood: Looking...
10:18:20 lyarwood kashyap: ack np
10:18:27 lyarwood kashyap: I can try to push it forward today
10:18:36 kashyap lyarwood: Let me ping Peter Krempa once more to see if he can have a look at - https://kashyapc.fedorapeople.org/LP-1901739/
10:18:47 lyarwood kashyap: awesome thanks
10:19:17 bauzas lyarwood: the e-r indexing allows to set the hits automatically
10:19:21 kashyap It's the interaction of libvirt's interface with QEMU's NBD
10:19:32 bauzas lyarwood: but when you recheck with a bug number, it does increase the counter too
10:19:37 bauzas just manually
10:19:51 lyarwood bauzas: right my point is that we are likely hitting this more than the counter shows anyway
10:20:10 bauzas correct, but fwiw like I said, i incremented the counter at least this morning
10:20:38 bauzas but we can look at logstash to see the occurences if you do feel we could have more
10:20:56 bauzas http://logstash.openstack.org/#/dashboard/file/logstash.json?query=message%3A%5C%22Live%20Migration%20failure%3A%20internal%20error%3A%20missing%20block%20job%20data%20for%20disk%20%27vda%27%3A%20libvirt.libvirtError%3A%20internal%20error%3A%20missing%20block%20job%20data%20for%20disk%20%27vda%27%5C%22%20AND%20tags%3A%5C%22screen-n-cpu.txt%5C%22%20AND%20voting%3A1&from=864000s
10:21:37 lyarwood right but if the logs aren't indexed they don't show up in logstash right?
10:21:58 lyarwood so again to my point, due to the delay we are likely missing hits of this
10:22:09 lyarwood that's all I was suggesting
10:22:10 bauzas oh shit, you're right, my bad
10:22:55 bauzas I was just thinking e-r indexing was broken, not the whole logstash munging
10:23:12 bauzas (because we had specific e-r issues in the past)
10:29:28 kashyap lyarwood: Peter points out the version 5.4.0. But weren't we supposed to be using libvirt-6.0.0, from Focal?
10:38:30 lyarwood kashyap: huh
10:38:57 gibi lyarwood: regarding https://bugs.launchpad.net/nova/+bug/1902276 and the big libvirtd.log. I don't found any meaningful log I can use as a signature for this bug. so i don't know how frequently octavia hit this. Either my logstash knowledge is not enough or logstash does not index libvirtd.log
10:38:58 openstack Launchpad bug 1902276 in OpenStack Compute (nova) "libvirtd going into a tight loop causing instances to not transition to ACTIVE" [Undecided,New]
10:39:55 lyarwood gibi: kk, I'm going to finish looking at 1901739 then I'll switch back to that
10:40:10 kashyap lyarwood: What do you mean? Yeah, that was also sorta my reaction ... 5.4 is only about a year-ish old
10:40:22 gibi now I go and ask infra about how we can help with the indexing delay of logstash
10:42:31 lyarwood kashyap: gah so our nova-live-migration job is still bionic
10:42:38 lyarwood kashyap: not sure how I missed this
10:42:53 kashyap lyarwood: Either way; Peter says 6.0.0, which uses the -blockdev infra should fix it
10:43:11 lyarwood kashyap: kk well the new zuulv3 live migration job is using that and passing
10:43:12 kashyap lyarwood: No problem; you do a lot of CI job work too; easy to miss
10:43:23 kashyap Ah-ha; good to know! Got a link?
10:43:57 lyarwood kashyap: is the fix generic or can he point to something specific just so we can document why we need to move to focal?
10:44:10 lyarwood kashyap: I'm thinking of marking the current job as non-voting while we move
10:46:08 kashyap lyarwood: Yeah, that makes sense; anything that gets us away from the "legacy" (-drive)

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