Friday, 2026-10-09

lajoskatonaUggla: Hi, our downstream team recently run into this (or to a very similar issue): https://redhat.atlassian.net/browse/RHEL-48801 (thanks gibi for pointing to it)11:59
lajoskatonaUggla: I am not a nova->libvirt->qemu chain specialist but with some reading I started to believe that there is a fix: https://gitlab.com/qemu-project/qemu/-/commit/3214bec13d8d4c40f707d21d8350d04e4123ae97 in qemu12:00
lajoskatonaat least Qemu folks did something they believe is related to the paused state issues (fix for assertions during paused migrations; rework of late-block-activate logic (#2395, #686))12:01
lajoskatonaIt was released in Qemu v10.0.0, but currently Nova runs between 6.2.0 and 8.2.212:02
lajoskatonaUggla: after the long story: wehat do you think about opening a Nova bug, "fix it" with a doc mentioning that it is a qemu bug, and when qemu 10.0.0 is in the nova support matrix, remove the warning from the doc?12:04
lajoskatonaI checked this support page: https://docs.openstack.org/nova/latest/reference/libvirt-distro-support-matrix.html12:04
*** polyedre_ is now known as polyedre12:13
opendevreviewLucas HENRY proposed openstack/nova master: Shut down executors after the RPC servers drain  https://review.opendev.org/c/openstack/nova/+/100916412:24
na-tehi, could someone take a look at https://review.opendev.org/c/openstack/nova/+/1009444 (libvirt rescue fix), CI is green12:29
na-te* hi, could someone take a look at https://review.opendev.org/c/openstack/nova/+/1009444 (libvirt rescue fix), CI is green, thanks in advance !12:36
*** ykarel__ is now known as ykarel13:08
UgglaHi lajoskatona, reading back but that sounds good.13:13
lajoskatonaUggla: so shall I open a bug to track it in Nova launchpad? as I see with ubuntu26 (https://review.opendev.org/c/openstack/governance/+/996925/1/reference/runtimes/2027.1.rst ) we will have qemu 10+ for Indri, but I also have to test it myselv to see if the find in gitlog is really fixing the issue with pause13:27
Ugglalajoskatona, yes please. 13:36
lajoskatonaUggla: ack13:36
opendevreviewsean mooney proposed openstack/os-vif stable/2026.1: ovs: Pass ``multi_queue`` inside ``ifr`` dict for tuntap devices  https://review.opendev.org/c/openstack/os-vif/+/100977814:16
dansmithlajoskatona: do you know for sure the fix won't be backported by distros?14:19
dansmithit seems weird to me for us to maintain a bug pointer like that, unless it's a fundamental pitfall14:19
lajoskatonadansmith: good question, I am not sure, for example in my test ubuntu24.04 it seems it is not backported.15:25
dansmithpoint being we could mirror all the potential bugs in our docs, but it seems like a maintenance issue for us and I'm not sure why this one would warrant it necessarily15:26
lajoskatonadansmith: I wait anyway as on the above mentioned devstack I was not able to reproduce, so I have to check how our downstream team run into it and understand better the bugzilla also15:27
dansmithwe previously say things like "multifd with postcopy is not supported in <10.0" but that's sort of a thing we are telling them not to turn on in nova until it's supported.. a bug like this could be different across distros15:27
sean-k-mooneyi guess they have left but the other thing to note is that nova does not have a max libvir/qemu or a supproted range17:32
sean-k-mooneywe only have a min and next min17:32
sean-k-mooneywhere next min is just telling distro and oepratroat what we wil move too for plannign reaons17:32
sean-k-mooneyso qemu 10 is supproted by nova today17:33
sean-k-mooneyand it was since it was relesaed and shiped in a supproted distro17:33
sean-k-mooneylajoskatona ^ if you read scroll back later vai the logs. basiclly the idea that "Nova supprot between 6.2.0 and 8.2.2" is invliad17:36
sean-k-mooneyso tl;dr i was invovled in digagnoing that oring issue and advicsed agaisn opening a nova bug for this or mentioning it in our docs as this was a qemu issue nto a nova one and i dont think we shoudl include it in our docs17:43
eduardomorais[m]Hey everyone, I'm having an issue with my OpenStack. I'm using kolla-ansible 2024.1, and when I try to create a VM through the Horizon dashboard, it gets stuck in an infinite 'spawning' state. However, when I create it via the CLI, it works perfectly fine. Has anyone seen anything like this before?17:43
sean-k-mooneyare they both created as the saem user with the same parmaters. i have had issue where for exmple the default in horizon diveraged form nova i..e using BFV by defualt or simialr17:46
sean-k-mooneyin general no i the request is the saem there shoudl be 0 delta as nova does not actully know if its coming form horizon or not17:47
eduardomorais[m]same user, flavor, network and image17:47
sean-k-mooneyand both are using boot form image using nova provisioned storage? 17:48
sean-k-mooneyas i said there is a config option to make booting form a cinder volume created form a glance image the default in horizon and i think that is the default at least in devstack when cinder is deployed17:49
eduardomorais[m]I created both of them using ephemeral disks. When I try to create them through the dashboard using a volume, Cinder times out; however, it is working for everything else and there are no error logs, which makes me believe it is not the problem.17:51
sean-k-mooneyos that the only casie i have had that happen thace comes to mind. horizong cna have some other defult liek cofnig driver or inlcuding a ssh key by default but neither shoudl cause wahat you describe17:53
sean-k-mooneyeduardomorais[m]: i woudl propably set the nova api/service into debug mode17:53
sean-k-mooneyand then create a vm with horizon then find the request id and see if you can compare that to a cli request17:53
eduardomorais[m]ok, i will try that, thx17:54
sean-k-mooneyif its getting stuck in spawning its proably gettin gstuck in the comptue agent somewhere but again that only makes sense to me if the api request were somehow differnt17:54
eduardomorais[m]ok17:55
opendevreviewMerged openstack/placement master: Replace license classifier  https://review.opendev.org/c/openstack/placement/+/100442219:01
opendevreviewStephen Finucane proposed openstack/nova master: Replace use of datetime.timezone.UTC  https://review.opendev.org/c/openstack/nova/+/98951522:37
opendevreviewStephen Finucane proposed openstack/nova master: trivial: Fix outstanding flake8 issues  https://review.opendev.org/c/openstack/nova/+/99971422:37
opendevreviewStephen Finucane proposed openstack/nova master: Add ruff-check  https://review.opendev.org/c/openstack/nova/+/97444122:37
opendevreviewStephen Finucane proposed openstack/nova master: Enable G (flake8-logging-format) rules  https://review.opendev.org/c/openstack/nova/+/99855722:37
opendevreviewStephen Finucane proposed openstack/nova master: tests: Fix DB migration URL test for SQLAlchemy 2.1+  https://review.opendev.org/c/openstack/nova/+/100987722:37
opendevreviewMerged openstack/nova master: Add reproducer for bug #2164869  https://review.opendev.org/c/openstack/nova/+/100671722:52

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