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#openstack-nova - 2022-08-17
18:30:33 sean-k-mooney ok im going to go figure out dinner ill check back in a while but feel free to add me to the review and/or ping me here
18:30:58 sean-k-mooney in the mean time youcan likelly just recheck once the gate change fails
18:31:30 sean-k-mooney with a message plaease :) "recheck ironic does not support live migration" or similar
18:32:11 sean-k-mooney we have an issue with volume detach intermitently failing and i think that is what you are hitting
18:32:59 opendevreview Jay Faulkner proposed openstack/nova master: nova-live-migration tests not needed for Ironic https://review.opendev.org/c/openstack/nova/+/853529
18:33:12 JayF sean-k-mooney: ^
18:33:23 JayF Thanks sean :)
18:34:25 sean-k-mooney ok that looks ok i think
18:34:43 sean-k-mooney test only changes and releasenote only change are already skipped
18:34:50 sean-k-mooney so just the ironic virt driver
18:34:52 JayF That's why I didn't add the tests line, yep
18:35:13 JayF I know how the stanzas for zuul config work, I just can't ever find the #@%$# configs anymore lol
18:36:10 sean-k-mooney you can technially go form teh zuul ui to the job definition mostly at least to the repo where there defiend
18:36:26 sean-k-mooney i normally fall back on https://codesearch.opendev.org/ if i cant find it quickly
18:36:45 sean-k-mooney anyway chat to you tomorrow o/
20:27:19 opendevreview Merged openstack/nova stable/victoria: [ironic] Minimize window for a resource provider to be lost https://review.opendev.org/c/openstack/nova/+/800873
20:27:42 JayF \o/
20:30:32 opendevreview Jay Faulkner proposed openstack/nova stable/ussuri: [ironic] Minimize window for a resource provider to be lost https://review.opendev.org/c/openstack/nova/+/853540
21:19:03 opendevreview Rico Lin proposed openstack/nova master: Add locked_memory extra spec and image property https://review.opendev.org/c/openstack/nova/+/778347
21:19:04 opendevreview Rico Lin proposed openstack/nova master: Add traits for viommu model https://review.opendev.org/c/openstack/nova/+/844507
21:19:04 opendevreview Rico Lin proposed openstack/nova master: libvirt: Add vIOMMU device to guest https://review.opendev.org/c/openstack/nova/+/830646
21:20:39 ricolin gibi: was asking about the necessary of raise exception for locked memory, but I guess the right behavior should be raise it. just update the patch accordingly. thanks for your review, please help to review again. ^^^
22:04:15 opendevreview Jay Faulkner proposed openstack/nova stable/train: [ironic] Minimize window for a resource provider to be lost https://review.opendev.org/c/openstack/nova/+/853546
22:05:56 JayF Train is as far back as you all go, right?
22:23:36 sean-k-mooney[m] i think we still might have older branches but i think we have gate issues beyond train
22:24:18 sean-k-mooney[m] we still have stable queens branches
22:24:43 sean-k-mooney[m] but i dont think the gate will pass. you can try
22:25:09 sean-k-mooney[m] we have been discussing disabling some broken jobs on really old branches
22:35:21 JayF train is probably the most reasonable to go back to anyway
22:57:26 melwitt JayF: iiuc, the eventual fix in the ironic driver was this https://review.opendev.org/q/Iba87cef50238c5b02ab313f2311b826081d5b4ab but it hasn't been reviewed on older branches yet. fyi
#openstack-nova - 2022-08-18
03:10:56 opendevreview Merged openstack/nova master: block_device_info: Add swap to inline https://review.opendev.org/c/openstack/nova/+/826523
05:19:53 opendevreview Amit Uniyal proposed openstack/nova master: Adds check for VM snapshot fail while quiesce https://review.opendev.org/c/openstack/nova/+/852171
06:52:52 opendevreview Merged openstack/nova master: libvirt: Improve creating images INFO log https://review.opendev.org/c/openstack/nova/+/826524
06:57:46 opendevreview Merged openstack/nova master: libvirt: Remove defunct comment https://review.opendev.org/c/openstack/nova/+/826525
09:38:42 opendevreview Balazs Gibizer proposed openstack/nova master: Trigger reschedule if PCI consumption fail on compute https://review.opendev.org/c/openstack/nova/+/853611
10:04:07 gibi sean-k-mooney: for the yesterday pci filter bug discussion. The PciDevicePool object is differently set up depending on where it is used. in the compute it has a devices dict with PciDevice object, but that is not present from the scheduler perspective.
10:04:43 gibi so we cannot simply replace support_requests with consume_requests
10:04:56 gibi as consume_requests depends on the pool['devices'] to be present
10:06:43 gibi we can call apply_request and that will decrease the pool count so it will detect the double booking. the only downside is that it does not support dependent devices
10:07:07 gibi as that would again require pool['devices'] to be present in the stats
10:07:28 sean-k-mooney ack
10:07:36 gibi btw support_requests is called from both the PciPassthroughFilter and the NumaTopologyFilter
10:07:37 sean-k-mooney ya the schduler just works on the count
10:07:48 sean-k-mooney yes
10:08:00 sean-k-mooney the numa toplogy filter needs to validate teh device numa toplogy
10:08:05 gibi yepp
10:08:12 gibi so I will replace support with apply
10:08:25 gibi that will enhance the scheduling logic
10:08:39 sean-k-mooney you proably want to call both no
10:08:49 sean-k-mooney support then apply
10:09:13 gibi apply does what support do but also decrease counts
10:09:16 sean-k-mooney supporst is just a simple dict comprehention so its cheap
10:09:32 sean-k-mooney ack but is apply much more complex or about the same
10:09:35 sean-k-mooney have not looked in a while
10:09:35 gibi I can call both but I think apply is a superset of support
10:10:05 gibi support is basically _filter_pools, apply is _filter_pools + _decrease_pool_count
10:10:10 sean-k-mooney ya im just wondering about cost but i guess apply is already called for multi create
10:10:21 gibi apply is called at the end yes
10:10:25 gibi anyhow
10:10:37 sean-k-mooney ack so i guess that is fine
10:11:02 sean-k-mooney will apply decresase the pools if they all dont fit
10:11:20 sean-k-mooney i.e. can it handel partial cases
10:11:45 sean-k-mooney im just wonderign do we need to do an atomic swap
10:12:10 gibi I can call apply on a local copy of stats
10:12:14 gibi then drop the copy
10:12:23 sean-k-mooney ack
10:12:24 gibi so no interference between parallel requests
10:12:42 sean-k-mooney well i was thinking swap the copy with the orginal if it succeeeds
10:12:51 sean-k-mooney so that multi create works
10:13:16 sean-k-mooney althogh
10:13:18 sean-k-mooney maybe not
10:13:29 sean-k-mooney droping it might be better to not break the numa toplogy filters
10:13:33 gibi we have two phases for multicreate 1) running filters (this will apply on a copy) 2) consume the selected host (this already apply on a shared stats)
10:13:57 sean-k-mooney right we will need to do apply 3 times
10:14:08 sean-k-mooney pci filter, numa toplogy filter and host manager
10:14:16 gibi yes
10:14:20 sean-k-mooney the first two should be copies to not break each other
10:14:23 gibi yes
10:14:34 gibi so I will keep the support call to do the apply on a copy
10:14:49 gibi and keep the apply work on the shared stats
10:14:56 sean-k-mooney you could make supports call apply internally on a copy
10:15:23 gibi but then I need to signal to apply when to copy and when not to copy
10:15:47 sean-k-mooney i have not looked at the signiture but do we pass in the pools to apply
10:15:55 sean-k-mooney or does it get them itself
10:16:03 sean-k-mooney i was assumign we passed them in
10:16:11 sean-k-mooney so supports could do the copy for it
10:17:02 sean-k-mooney _apply takes the pools https://github.com/openstack/nova/blob/master/nova/pci/stats.py#L622-L653
10:17:48 sean-k-mooney its up to you which you think is cleaner
10:17:50 gibi yes, but apply_requests doesnt
10:17:58 gibi anyhow I will push the code soon
10:17:59 sean-k-mooney let me know when its ready to review
10:18:02 gibi and we can look at that
10:18:03 sean-k-mooney cool
10:18:09 gibi thanks for the discussion
10:24:40 sean-k-mooney im going to try an power through and finish the vdpa patches today just an fyi
10:24:48 sean-k-mooney its mainly just tests and docs at this point
10:24:50 opendevreview efineshi proposed openstack/python-novaclient master: Fix nova host-evacuate won't work with hostname is like a.b.c https://review.opendev.org/c/openstack/python-novaclient/+/853465
10:25:15 sean-k-mooney althouhg i have one downstream bug to look at first...
10:27:07 gibi sean-k-mooney: sure I can review the rest of the vdpa series when it is ready
10:29:29 opendevreview Balazs Gibizer proposed openstack/nova master: Trigger reschedule if PCI consumption fail on compute https://review.opendev.org/c/openstack/nova/+/853611

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