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#openstack-nova - 2025-07-22
16:31:06 sp-bmilanov thanks gibi dansmith!
16:31:08 gibi Is there anything else to discuss?
16:32:32 gibi then thanks for joining today. Next week we will have Uggla back.
16:32:35 gibi #endmeeting
16:32:35 opendevmeet Meeting ended Tue Jul 22 16:32:35 2025 UTC. Information about MeetBot at http://wiki.debian.org/MeetBot . (v 0.1.4)
16:32:35 opendevmeet Minutes: https://meetings.opendev.org/meetings/nova/2025/nova.2025-07-22-16.00.html
16:32:35 opendevmeet Minutes (text): https://meetings.opendev.org/meetings/nova/2025/nova.2025-07-22-16.00.txt
16:32:35 opendevmeet Log: https://meetings.opendev.org/meetings/nova/2025/nova.2025-07-22-16.00.log.html
16:32:40 elodilles thanks o/
16:33:46 gmaan o/
16:36:16 fwiesel o/
16:47:59 opendevreview Merged openstack/nova master: Rename DEFAULT_GREEN_POOL to DEFAULT_EXECUTOR https://review.opendev.org/c/openstack/nova/+/948086
16:48:13 opendevreview Merged openstack/nova master: Make the default executor configurable https://review.opendev.org/c/openstack/nova/+/948087
18:13:14 opendevreview Merged openstack/nova master: api: Add response body schemas for server group APIs https://review.opendev.org/c/openstack/nova/+/952281
19:25:50 mikal Heya. https://review.opendev.org/q/topic:%22libvirt-vdi%22 has been sitting with a single set of +2s for a couple of weeks. Does anyone have a minute to take a look at them please?
21:14:37 opendevreview Merged openstack/nova master: api: Address issues with server group APIs https://review.opendev.org/c/openstack/nova/+/953281
21:49:32 opendevreview Ghanshyam proposed openstack/nova master: Add project manager role in Nova API policy rule https://review.opendev.org/c/openstack/nova/+/953063
#openstack-nova - 2025-07-23
06:17:53 opendevreview Jonas Schäfer proposed openstack/nova master: Preserve vTPM state between power off and power on https://review.opendev.org/c/openstack/nova/+/955657
06:19:48 opendevreview Jonas Schäfer proposed openstack/nova master: Preserve vTPM state between power off and power on https://review.opendev.org/c/openstack/nova/+/955657
06:20:11 jssfr dansmith, there you go ^ :)
10:51:31 opendevreview Ian Watson proposed openstack/nova master: Implementing get_num_instances for ironic virt driver https://review.opendev.org/c/openstack/nova/+/955685
11:05:22 opendevreview Ian Watson proposed openstack/nova master: Closes-Bug: #2117697 Removing provider_tree removal upon 409 in set_aggregates_for_provider for race condition https://review.opendev.org/c/openstack/nova/+/955686
11:07:19 opendevreview Ian Watson proposed openstack/nova master: Closes-Bug: 2117700 Implementing get_num_instances for ironic virt driver https://review.opendev.org/c/openstack/nova/+/955685
11:13:29 opendevreview Ian Watson proposed openstack/nova master: Implementing get_num_instances for ironic virt driver https://review.opendev.org/c/openstack/nova/+/955685
11:14:53 opendevreview Ian Watson proposed openstack/nova master: Removing provider_tree removal upon 409 in set_aggregates_for_provider for race condition https://review.opendev.org/c/openstack/nova/+/955686
11:36:32 manumoh team, I facing a strange behaviour after migrating octavia to wallaby - my loadbalancer creations are failing if the used network (both lb-mgmt-network and the provider-network used as vrrp-net) contains more than one subnet. the amphora vm port has ips from both subnet and is causing the vms become not accessible. while checking the ports associated with the vm is see the following
11:36:58 manumoh https://www.irccloud.com/pastebin/aw4PlXn9/
11:38:38 manumoh I can see octavia makes a POST call to nova to create the vm with network uuid , does this create port with multiple ips?
11:39:20 manumoh any help would be great
11:54:07 opendevreview Ian Watson proposed openstack/nova master: Changing how placement updates are trigger by seeing if a full reshape has occured and whether any changes to the provider tree has taken place. Closes-Bug: #2117701 https://review.opendev.org/c/openstack/nova/+/955687
12:09:13 opendevreview Ian Watson proposed openstack/nova master: Adding a new method migrations_supported and using method to determine whether or not to issue get migrations api calls as part of resource tracker. Closes-Bug: #2117708 https://review.opendev.org/c/openstack/nova/+/955690
13:02:34 noonedeadpunk qemu
13:03:05 noonedeadpunk that ^ supposed to be search in the channel history :D
13:15:11 opendevreview Kamil Sambor proposed openstack/nova master: Replace eventlet.event.Event with threading.Event https://review.opendev.org/c/openstack/nova/+/949754
14:11:57 opendevreview sean mooney proposed openstack/nova master: Revert "Always delete NVRAM files when deleting instances" https://review.opendev.org/c/openstack/nova/+/922354
14:12:02 opendevreview sean mooney proposed openstack/nova master: Revert "Always delete NVRAM files when deleting instances" https://review.opendev.org/c/openstack/nova/+/922354
14:29:00 gibi eventlet sync starts in 1 minute https://meet.google.com/bcy-uqoz-hje
14:45:45 sean-k-mooney just saw this now i see folks have droped
14:52:26 opendevreview Kamil Sambor proposed openstack/nova master: Replace eventlet.event.Event with threading.Event https://review.opendev.org/c/openstack/nova/+/949754
15:53:16 gmaan stephenfin: fixed the doc comments, please check https://review.opendev.org/c/openstack/nova/+/953063
15:54:32 gibi sean-k-mooney: yeah we finished in 13 minutes the agenda doc has the details what we discussed
16:15:28 sean-k-mooney gibi: no worries, i didnt have time to look at the work since last week anyway
16:15:40 sean-k-mooney gibi: so i dint have anythign to dicuss
16:16:32 gmaan sean-k-mooney: I merged the manager role and new policy changes into single change, please check https://review.opendev.org/c/openstack/nova/+/953063
16:17:08 gmaan that gives complete view of how changes looks like, thanks for that comment.
16:18:11 sean-k-mooney gmaan: sure. im having a hard time tryign to decice what to work on today so im happy to take a look
16:19:26 gmaan sean-k-mooney: thanks, I think good timing from me :)
16:21:13 sean-k-mooney normally i have no issue with a lack fo prioirty in my life because im pretty good at setting my own but right now im like, there are too many things i could be working on so its nice to be handed a review and say can you look at this
16:21:47 gmaan ++
16:23:20 gibi sean-k-mooney: OK cool
17:14:28 opendevreview Merged openstack/nova master: libvirt: Add objects and notifications for sound model. https://review.opendev.org/c/openstack/nova/+/926126
17:30:01 sean-k-mooney gmaan: so i need ot look at the testign of the poicy change tomorrow but lookign at the code change i think that is pretty good. i left one of two nit comments but nothign that need to be changed
17:30:39 sean-k-mooney gmaan: you already have tempest coverage for this too correct. ill try and look at that too tomorow to get a full picture of the testing
17:30:39 gmaan sean-k-mooney: ack, I have linked tempest change in same topic
17:30:48 gmaan sure, thanks
17:54:45 opendevreview sean mooney proposed openstack/nova master: [DNM] testing using debian for ceph jobs https://review.opendev.org/c/openstack/nova/+/955716
#openstack-nova - 2025-07-24
00:45:04 mikal stephenfin: I can't find an example in the nova codebase of a unit test which tests parsing for a non-string flavor extra spec. I'll do one up, but I think its a thing we've not deeply tested in the past unless every other extra spec is always a string or something.
05:57:30 jssfr sean-k-mooney, regarding NVRAM, we're currently working on reviving https://review.opendev.org/c/openstack/nova/+/621646, too
05:57:52 jssfr (this is somewhat re discussion in https://review.opendev.org/c/openstack/nova/+/955657, but also because I saw your other change)
06:11:07 opendevreview Merged openstack/nova master: api: Add response body schemas for removed APIs https://review.opendev.org/c/openstack/nova/+/952282
08:32:27 opendevreview Ian Watson proposed openstack/nova master: Add migrations_supported methed for resource tracker https://review.opendev.org/c/openstack/nova/+/955690
08:59:10 opendevreview Ian Watson proposed openstack/nova master: Implementing get_num_instances for ironic virt driver https://review.opendev.org/c/openstack/nova/+/955685
09:03:01 opendevreview Ian Watson proposed openstack/nova master: Implementing get_num_instances for ironic virt driver https://review.opendev.org/c/openstack/nova/+/955685
09:16:23 opendevreview Ian Watson proposed openstack/nova master: Don't remove instance from cache if 409 hit https://review.opendev.org/c/openstack/nova/+/955686
09:23:38 opendevreview Ian Watson proposed openstack/nova master: Changing how placement updates are triggered in RT https://review.opendev.org/c/openstack/nova/+/955687
09:28:20 opendevreview Ian Watson proposed openstack/nova master: Add migrations_supported methed for resource tracker https://review.opendev.org/c/openstack/nova/+/955690
10:22:27 rpittau hello everyone! :)
10:22:27 rpittau we've started to see an error in the ironic grenade job a couple of days ago, you can see an example report here https://e33cfc4e5ae5ade32027-ad9677b8f3b079990c4951ac9cbbd797.ssl.cf2.rackcdn.com/openstack/2f8dfc2059784e6691e13e08876ef108/controller/logs/grenade.sh_log.txt
10:22:27 rpittau it looks like the issue is somehow related to nova, at least from the errors we can see there, like 2025-07-23 21:16:59.494 | ERROR nova.objects.instance [[01;36mNone req-c824579b-82f9-499c-8b59-382bdf74f47b [00;36mNone None] [01;35m[instance: 00000000-0000-0000-0000-000000000000] Unable to migrate instance because host None with node None not found[00m: nova.exception.ComputeHostNotFound: Compute host None could not be found.
10:22:27 rpittau sorry for the wall of text, hoping to find someone who can help have a look here, thanks!
11:18:16 gibi rpittau: was the instance being migrated here is booted successfully on a node before? Does the test tries to migrate with a target host? If so what is the target host the test sends in the API request?
11:18:27 gibi does ironic supports migration at all?
11:18:28 gibi :)
11:42:29 opendevreview Lajos Katona proposed openstack/nova master: blueprint: iothreads-for-instances https://review.opendev.org/c/openstack/nova/+/939254
12:50:12 opendevreview Dmitriy Rabotyagov proposed openstack/nova-specs master: Propose enabling parallel live migrations for libvirt https://review.opendev.org/c/openstack/nova-specs/+/955783
12:57:47 opendevreview Dmitriy Rabotyagov proposed openstack/nova master: [WIP] Allow to perform parallel live migrations https://review.opendev.org/c/openstack/nova/+/955784
12:58:14 noonedeadpunk sean-k-mooney: this is basically parallel migration thing we've talked last week ^
12:58:25 noonedeadpunk just need to poke at unit tests a little bit
12:59:26 noonedeadpunk really interesting thing, is that tunneled migrations does have better performance then native migrations with tls
13:00:00 noonedeadpunk so the bottleneck was always not the tunnel all that time...
13:00:24 sean-k-mooney you mean tunneled migration with multiple connections
13:00:32 sean-k-mooney is beter then netive with 1?
13:00:45 noonedeadpunk tunneled with single is better then native with single
13:00:49 sean-k-mooney or is native tls with multipel connections somehow slower then tunnled with multiple
13:00:55 noonedeadpunk I don't think you can do parallel with tunnel
13:00:57 sean-k-mooney really...
13:01:08 sean-k-mooney that does not track with the testing we did at the tiem but if that is ture
13:01:17 sean-k-mooney it defintly soemthing we shoudl follow up on
13:01:20 sean-k-mooney to understand why
13:01:29 noonedeadpunk at least according to what I tested in a lab with EPYC 9534 as a cpu
13:01:41 sean-k-mooney that a very interesting datapoint
13:01:56 noonedeadpunk without tls it's way faster though
13:02:12 noonedeadpunk needless to say about parallel thing
13:02:57 noonedeadpunk I put some results here: https://review.opendev.org/c/openstack/nova-specs/+/955783/1/specs/libvirt-parallel-migrate.rst
13:06:42 noonedeadpunk Under tls enabled/disabled I mean [libvirt]/live_migration_with_native_tls just in case
13:07:06 noonedeadpunk as [libvirt]/live_migration_scheme was always `tls`
13:08:02 noonedeadpunk as first option is responsible for how memory is being transferred during migration by qemu, the second is how libvirt connection/auth is performed in libvirt
13:09:52 opendevreview Dmitriy Rabotyagov proposed openstack/nova-specs master: Propose enabling parallel live migrations for libvirt https://review.opendev.org/c/openstack/nova-specs/+/955783
13:35:09 opendevreview Dmitriy Rabotyagov proposed openstack/nova-specs master: Propose enabling parallel live migrations for libvirt https://review.opendev.org/c/openstack/nova-specs/+/955783
13:54:32 opendevreview Balazs Gibizer proposed openstack/nova master: Document native threading mode and tuneables https://review.opendev.org/c/openstack/nova/+/949364

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