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#openstack-nova - 2022-09-12
14:34:56 zigo gibi: In oslo.concurrency, I tried reverting "Fix fair internal lock used from eventlet.spawn_n" and it was still stuck, so now I'm trying to revert "Prove that spawn_n with fair lock is broken" ...
14:35:35 sean-k-mooney zigo: just an an fyi that fix is needed
14:35:49 sean-k-mooney zigo: without it none of the fair logs in nova actully work
14:36:07 zigo You mean the "Fix fair internal lock used from eventlet.spawn_n" ?
14:36:14 sean-k-mooney yes
14:36:24 sean-k-mooney that is required for correctness
14:36:26 zigo Right, though it doesn't seem to be the brokenness ...
14:36:31 sean-k-mooney ack
14:39:43 zigo It passed ...
14:40:27 zigo Removing https://review.opendev.org/c/openstack/oslo.concurrency/+/855713 fixed my issue.
14:42:49 gibi as I noted earlier you are probably running those test ^^ without monkey patching hence the they stuck
14:43:20 gibi you have no better option now but removing those tests
14:43:38 gibi but you still have to keep the fix form "Fix fair internal lock used from eventlet.spawn_n"as sean-k-mooney noted
14:44:30 zigo I did.
14:45:09 zigo gibi: Is it possible that I'm running into this problem because I'm not doing `TEST_EVENTLET=0 lockutils-wrapper` before stestr run ?
14:45:23 gibi zigo: yes, I think so
14:45:29 zigo Ok, will try.
14:46:16 zigo Thanks.
14:57:13 zigo Indeed, that looks like fixing the issue, thanks gibi! :)
14:58:08 gibi as a follow up we need a better handling of those test in oslo.concurrency. The eventlet specific test should be skipped if TEST_EVENTLET is not requested
15:11:42 zigo I'd prefer if the whole unit test suite was failing with a TEST_EVENTLET is not set ...
15:11:56 zigo This way, a guy like me would know what to do... :)
15:12:02 zigo (just my 2 cents of advice...)
15:27:15 opendevreview Dmitriy Rabotyagov proposed openstack/nova master: [doc] Add os_vif configuration options https://review.opendev.org/c/openstack/nova/+/857202
15:27:27 gibi zigo: yeah it is not helpful if the test just stuck
22:10:17 JayF So heads up, it looks like there might be some persistent failure in stable/yoga: https://review.opendev.org/c/openstack/nova/+/854257 the openstacksdk functional job has failed almost every time on this change (and it's clearly unrelated)
22:10:49 JayF I didn't see it mentioned on the etherpad so I figured I'd mention it here. I'm not too attached to that patch specifically anymore (all the things we know need backporting from Ironic driver have been) -- but it works well as a test case to see the failures.
#openstack-nova - 2022-09-13
08:24:11 Uggla sean-k-mooney[m], can you please recall me the link to your devstack installation tool using ansible + molecule ?
09:39:30 whoami-rajat hi sean-k-mooney , can you take a look at the comment here? basically stephenfin wants to rename the parameter to reimage-boot-volume and add a negative parameter along with it https://review.opendev.org/c/openstack/python-openstackclient/+/831014/7/openstackclient/compute/v2/server.py#3095
10:32:23 zigo I'm reading Nova release notes for Zed, and saw the thingy about hw:locked_memory. I wonder: what's the point of this feature? In which case one would want the memory to be locked, and to achieve what? Is this a security feature?
10:36:43 sean-k-mooney zigo: o/
10:37:01 zigo :)
10:37:06 opendevreview Amit Uniyal proposed openstack/nova master: Adds check if blk_dev_info has correct falvor.swap https://review.opendev.org/c/openstack/nova/+/857339
10:37:49 sean-k-mooney zigo: it was added for the viommu feature not because it requires it but on some aarch64 systems we needed to lock the memoy so that the acclerator could properly do a dma transfer
10:38:41 sean-k-mooney on x86 in general you dont need to do it at least when booting with pci device passhtough libvit will lock enough for the inital devices
10:38:55 zigo Oh, I see... So that's related to HW accelleration. Makes sense.
10:39:02 sean-k-mooney zigo: it was already used implictly when you enabled realtime cpus
10:39:27 sean-k-mooney yep locking the memory marks it as unswappable and unmovable
10:44:54 sean-k-mooney but if you do now you can
10:44:54 sean-k-mooney anything else catch your eye?
10:44:54 sean-k-mooney most of the time you do not need that kind of guarentee
12:25:17 opendevreview Konrad Gube proposed openstack/nova-specs master: Add API for assisted volume extend https://review.opendev.org/c/openstack/nova-specs/+/855490
12:42:04 opendevreview Bence Romsics proposed openstack/nova stable/victoria: Revert "Revert resize: wait for events according to hybrid plug" https://review.opendev.org/c/openstack/nova/+/857423
12:58:03 opendevreview Bence Romsics proposed openstack/nova stable/ussuri: Revert "Revert resize: wait for events according to hybrid plug" https://review.opendev.org/c/openstack/nova/+/857427
13:30:10 opendevreview Konrad Gube proposed openstack/nova-specs master: Add API for assisted volume extend https://review.opendev.org/c/openstack/nova-specs/+/855490
14:23:46 opendevreview Konrad Gube proposed openstack/nova-specs master: Add API for assisted volume extend https://review.opendev.org/c/openstack/nova-specs/+/855490
15:17:35 bauzas reminder : nova meeting in 43 mins
15:17:39 bauzas here*
15:33:17 elodilles bauzas: i'll do a quick update now to the stable section if you are not editing right now the agenda on the meeting page
15:34:14 bauzas elodilles: do it now, I was working on the prelude change so I didn't had time yet to edit it
15:39:08 elodilles bauzas: ack, thanks, done
15:39:23 bauzas elodilles: ok, will do it now
15:42:48 opendevreview Sylvain Bauza proposed openstack/nova master: Prelude section for Zed release https://review.opendev.org/c/openstack/nova/+/857467
16:00:11 gibi o/
16:00:12 elodilles o/
16:00:17 gibi heh
16:00:18 gibi :)
16:00:19 Uggla o/
16:00:23 sean-k-mooney o/
16:00:26 gibi we are too fast
16:00:38 opendevmeet The meeting name has been set to 'nova'
16:00:38 opendevmeet Useful Commands: #action #agreed #help #info #idea #link #topic #startvote.
16:00:38 opendevmeet Meeting started Tue Sep 13 16:00:38 2022 UTC and is due to finish in 60 minutes. The chair is bauzas. Information about MeetBot at http://wiki.debian.org/MeetBot.
16:00:38 bauzas #startmeeting nova
16:00:45 bauzas heh
16:00:47 dansmith o/
16:00:52 bauzas sorry, was finishing to update the agenda :)
16:01:02 bauzas you can raise hands if you want tho
16:01:07 bauzas or meh
16:01:14 bauzas bonjour everyone
16:01:17 bauzas #link https://wiki.openstack.org/wiki/Meetings/Nova#Agenda_for_next_meeting
16:01:46 bauzas ok, let's start, I'm pretty sure people who started earlier are not already gone
16:01:55 bauzas #topic Bugs (stuck/critical)
16:02:01 bauzas #info One Critical bug
16:02:07 bauzas #link https://bugs.launchpad.net/nova/+bug/1988311 Now u-c updated https://review.opendev.org/c/openstack/requirements/+/856044 shall we set to High or close the bug ?
16:02:12 bauzas #link https://bugs.launchpad.net/nova/+bug/1988311 Now u-c updated https://review.opendev.org/c/openstack/requirements/+/856044 shall we set to High or close the bug ?
16:02:17 bauzas so,
16:02:33 bauzas oslo.concurrency now is released with 5.0.1
16:02:39 bauzas upper-constraints are now updated
16:02:47 bauzas #link https://review.opendev.org/c/openstack/requirements/+/856044
16:03:26 bauzas I verified and both stable/yoga and master ask for oslo.concurrency older than 4.5.0
16:03:36 bauzas https://review.opendev.org/c/openstack/requirements/+/856044
16:03:41 sean-k-mooney if the locks are now fixed with the oslo release we could clsoe but we need to raise our min verion
16:03:52 bauzas so technically, I haven't checked but our gate uses the latest version
16:04:00 sean-k-mooney otherwise the problem still exstis and we might need to work around it on stable branches in nvoa
16:04:02 bauzas sean-k-mooney: correct, that's my point
16:04:26 bauzas so we need to bump our mins for both yoga and master
16:04:26 sean-k-mooney gibi i assume we will backprot the eventlet fix in oslo
16:04:28 sean-k-mooney to stable
16:04:41 sean-k-mooney we cant bump mins on stable
16:04:53 sean-k-mooney but we need to backport and ensure its allwoed by upper constratis
16:05:01 sean-k-mooney or we need to patch the lock in nova
16:05:05 sean-k-mooney and backprot that
16:05:13 gibi I assume we backport the fix in oslo
16:05:21 sean-k-mooney that would be my prefernce too
16:05:22 gibi but I did not have time to propose that
16:05:37 bauzas ok, at least I propose to set the bug to High
16:05:47 bauzas the gate isn't longer impact, our distros are tho
16:05:49 sean-k-mooney ack
16:05:54 bauzas impacted*

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