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#openstack-nova - 2023-01-05
19:38:13 melwitt I think we (maybe I) backported it downstream
19:38:36 sean-k-mooney well it was backported upstream to pike
19:38:39 melwitt I just was not thinking about it or remembering it
19:38:47 melwitt ah ok
19:39:56 sean-k-mooney i rememebr being able to delete compute serivce with instance at one point but i feel like that is just because i mess up my local devstack not because i planed to do it
19:40:08 dansmith melwitt: here are the most service-delete-y tests we have in functional/ https://github.com/openstack/nova/blob/master/nova/tests/functional/wsgi/test_services.py#L119
19:40:11 melwitt yeah you used to be able to
19:40:18 dansmith none of them ensure we can start an instance on the resurrected service,
19:40:28 dansmith although they do restart the compute to make sure it comes back up
19:40:43 dansmith which is the thing sean-k-mooney and laugh at outside a fake environment :P
19:41:08 melwitt I see, ok. thanks
19:41:22 dansmith melwitt: so your demand is me adding a test that a resurrected compute can fake boot a fake instance un a fake environment, and then I can delete this regression test, right?
19:41:26 dansmith (snarky on purpose, but serious)
19:41:45 melwitt sorry for the longer convo. I was very confused by the test and then I was erroneously thinking of an accidental service delete scenario
19:42:04 dansmith don't apologize
19:42:20 melwitt yeah, I said earlier I understand now and agree the test can be removed without loss of anything
19:42:24 dansmith the stuff I'm having to do in this set to make such a simple thing work is ridiculously incestuous
19:42:59 dansmith melwitt: well, I think adding a "and can boot something" thing to those ^ would make that a defensible position for me :)
19:43:01 melwitt I bet :\
19:44:12 melwitt thanks for that 😂
19:44:12 melwitt thanks for that 😂
19:49:54 sean-k-mooney dansmith: alot of that likel come form how the fixture make restarting compute service work in the past
19:50:07 dansmith yes, I'm well aware
19:50:33 melwitt dansmith: I agree adding a "and can boot something" to those existing tests is a nice thing to cover. but I don't expect it to have to be part of your series, to be clear
19:51:02 sean-k-mooney with the stable uuid serise i am assuming you will have a functional test that start with an empty db and starts a comptue service with the uuid specifed in a file
19:51:33 sean-k-mooney you have a seperte test that delete it form teh db and starts it again if you wanted
19:52:51 sean-k-mooney but ya i think we agreed on nuke the thing and move on with your seriese
19:53:36 melwitt yes
19:55:05 dansmith well, I figure I need to add the other when I drop the regression test
19:55:21 dansmith there's something weird though about not seeing the provider get recreated after restarting the old compute,
19:55:27 dansmith although I see it happen in the logs
19:56:37 sean-k-mooney that happens after teh perodic task runs although it also happens i think in init host
19:57:06 dansmith I see it created before I look for it
19:57:29 dansmith https://pastebin.com/isqJXnfW
19:57:43 dansmith first line is it being created in our db, then placement, then the last one is looking for it, but it's missing
19:59:08 dansmith I kinda wonder if there's a bug causing us to find the old deleted compute node before the new one, and then return nothing because it's deleted
20:02:09 dansmith hah
20:02:10 dansmith 2023-01-05 12:01:58,067 INFO [nova.api.openstack.compute.hypervisors] Unable to find service for compute node host1. The service may be deleted and compute nodes need to be manually cleaned up.
20:02:37 dansmith that's what happens when I try to list hypervisors with the old name after re-starting the service
20:02:48 dansmith the service object should be undeleted, a new compute node was created,
20:03:01 dansmith yet listing doesn't include *either* because of that ^
20:03:18 dansmith melwitt: see what we mean now? :)
20:03:56 melwitt 😵‍💫
20:04:45 sean-k-mooney could this be related to the cell mappings
20:04:51 sean-k-mooney in the api db
20:05:25 sean-k-mooney as in does discover host need to be run
20:06:10 dansmith god I hope not
20:06:24 sean-k-mooney dansmith: by the way i do know that if the resouce tracker is broken the compute service can show up in the comptue service list but the compute node will not show up in the hypervior list
20:06:48 sean-k-mooney so if you run the test with OS_DEBUG maybe there is somethign breaking in the restart
20:07:36 sean-k-mooney i only see info logs in the output you pasted so fi this is from a functional test then you might need OS_DEBUG=1
20:08:14 dansmith sure enough: Host 'host1' is not mapped to any cell
20:08:17 sean-k-mooney although if it was broken that way i woudl expect to see some trace backs or Error logs so debug should not be required
20:09:53 dansmith OS_DEBUG changed lately btw
20:10:03 dansmith I used to set OS_DEBUG=y but that doesn't work anymore
20:10:12 dansmith is =1 the new magic?
20:11:06 sean-k-mooney i have always used 1 but not sure if/when that changed
20:11:19 sean-k-mooney i dont think its every really been documented properly
20:14:46 dansmith yeah
20:14:51 dansmith =y generates an exception now
20:16:45 sean-k-mooney i assuem its anythign loosely equivalent to true in a c like language
20:17:52 sean-k-mooney for the cell mappings stuff i dont think we normally run discovier hosts explictly anywhere in our funct tests
20:18:13 dansmith I didn't either, which is why it seems weird to me that it fails like that
20:18:22 dansmith maybe we insert the mapping in start but not in restart?
20:18:27 dansmith anyway,
20:18:32 dansmith I'll leave that as s #FIXME for later
20:18:33 sean-k-mooney it might be burried in some of the compute create code but ill admit i have neverlooked
20:18:57 sean-k-mooney you could always cheat with the conductor periodic if you needed to in the short term
20:19:05 sean-k-mooney anywya im going to call it a day soon
20:19:22 dansmith if I don't verify the new rp I'll make it past
20:20:05 sean-k-mooney i dont see how the cell mappings stuff could impact the palcment part by the way. what was the exception you got?
20:20:41 sean-k-mooney the cell mappiing shoudl only affect calling the comptue service via rpc
20:21:42 sean-k-mooney so the rp thing most be somethign else
20:53:13 dansmith it impacts the placement stuff only in the verification in the tests, because we use hypervisors to find the rp uuid and then check the allocations
20:53:23 dansmith if I just don't do that validation (like other parts of the test) them I'm good
#openstack-nova - 2023-01-06
02:35:16 opendevreview Nobuhiro MIKI proposed openstack/nova-specs master: Add PXB support for libvirt https://review.opendev.org/c/openstack/nova-specs/+/869416
11:03:28 opendevreview Aaron S proposed openstack/nova master: Add further workaround features for qemu_monitor_announce_self https://review.opendev.org/c/openstack/nova/+/867324
14:46:26 stephenfin gibi: No point rechecking jobs that exhibit this failure
14:46:34 stephenfin tox.tox_env.python.api.NoInterpreter: could not find python interpreter matching any of the specs functional-py39
14:46:36 gibi ahh
14:46:40 stephenfin it's another tox 4 bug
14:46:44 gibi nice
14:46:50 stephenfin https://github.com/tox-dev/tox/issues/2811
14:47:31 gibi what can we do?
14:47:32 stephenfin I've happened to expose it by fixing another bug that resulted in us using the wrong interpreter version
14:47:38 stephenfin :(
14:48:06 sean-k-mooney i have been seeing it since before you fix
14:48:23 sean-k-mooney but ya all the gates are currently blocked
14:48:29 stephenfin yeah, most likely on projects without base_python set
14:49:13 sean-k-mooney i saw it on nova yesterday and i think on older builds form durign the week
14:49:18 sean-k-mooney we have base_python set
14:49:43 sean-k-mooney we dont actully need to have it set anymore since we are python3 only
14:49:47 stephenfin the fix to tox merged yesterday so it was probably that
14:50:19 sean-k-mooney ya the release happend 19 hours ago but i toughthe builds were older then that
14:50:26 sean-k-mooney i saw it on gibis seriese
14:51:23 sean-k-mooney im wondering if we shoudl repin to tox <4.0 tempoerally
14:52:02 sean-k-mooney we can proably wait another week but if we cant resolve the issue by the end of next week i think we should
14:59:10 gibi sean-k-mooney, stephenfin: is there a mail thread about the gate block on the ML yet or should I send one?
14:59:35 stephenfin There isn't. The fix is here https://github.com/tox-dev/tox/pull/2828 though if you want to send one and point to that
14:59:59 gibi I will send one
15:01:35 dansmith sean-k-mooney: tox has been slowly breaking everything for weeks now.. pinning to <4 temporarily seems futile

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