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#openstack-nova - 2022-02-10
14:55:23 kashyap frickler: Forgot to respond in the scrollback; yeah, that explains it - why my `wget` didn't work :) Thank you.
14:55:59 gibi kashyap: these are the libvirtd logs from the first and second detach https://paste.opendev.org/show/bKANW2WAzfAzEIGcgJX8/ probably nothing new here I just working through the logs...
14:59:02 kashyap gibi: Nice work narrowing down
14:59:15 kashyap A side-tip is:
14:59:34 kashyap $> grep -Ei '(MONITOR_SEND_MSG|QEMU_MONITOR_RECV_)' libvirtd_log.txt
14:59:46 kashyap (That gets you all the commands and the responses libvirt is sending to QEMU.)
15:43:52 spatel folks i need urgent help to understand what is wrong with nova and rabbitMQ :(
15:44:13 spatel I have rebuild rabbitMQ but now not able to spin up VM
15:44:32 spatel vm getting stuck in BUILD
15:45:02 spatel nova-conductor throwing these errors - https://paste.opendev.org/show/bbSVnr5zGdCCOPdL5tQF/
15:48:37 kashyap No answer, but please don't count on community to provide "urgent help". That's what vendors are for
15:49:02 spatel kashyap i understand just looking for clue to see what is going on
16:04:36 melwitt gibi: ack, will look
16:05:26 gibi melwitt: thanks
16:14:36 opendevreview Erlon R. Cruz proposed openstack/nova master: Fix pre_live_migration rollback https://review.opendev.org/c/openstack/nova/+/815324
16:24:14 opendevreview Andre Aranha proposed openstack/nova stable/xena: Add check job for FIPS https://review.opendev.org/c/openstack/nova/+/827895
16:29:43 opendevreview Andre Aranha proposed openstack/nova stable/wallaby: Add check job for FIPS https://review.opendev.org/c/openstack/nova/+/827896
17:02:31 opendevreview Lior Friedman proposed openstack/nova master: Support use_multipath for NVME driver https://review.opendev.org/c/openstack/nova/+/823941
17:05:23 opendevreview Dmitrii Shcherbakov proposed openstack/nova master: Document remote-managed port usage considerations https://review.opendev.org/c/openstack/nova/+/827513
17:12:00 opendevreview Lior Friedman proposed openstack/nova master: Support use_multipath for NVME driver https://review.opendev.org/c/openstack/nova/+/823941
17:40:04 gibi kashyap: fyi there is a smaller reproduction in https://bugs.launchpad.net/nova/+bug/1960346/comments/10
17:40:14 gibi but I have to drop off now
18:01:05 opendevreview melanie witt proposed openstack/placement master: Make perfload jobs fail if write allocation fails https://review.opendev.org/c/openstack/placement/+/828438
18:32:18 opendevreview Ghanshyam proposed openstack/nova master: Make more project level APIs scoped to project only https://review.opendev.org/c/openstack/nova/+/828670
18:54:17 chateaulav gibi: can i get a little more on the backporting of the 1.3 to 1.2. I have been playing around with it but am not quite sure. is this more related to the actual version itself or pulling the new values available in 1.3 to 1.2. this is for https://review.opendev.org/c/openstack/nova/+/828369 and i know that my question seems repeatative
19:43:55 opendevreview Merged openstack/nova master: Join quota exception family trees https://review.opendev.org/c/openstack/nova/+/828185
20:27:08 spatel kashyap by the way i found issue, it was related to neutron-metadata service which was causing issue and holding VM build..
21:35:48 opendevreview melanie witt proposed openstack/nova stable/wallaby: libvirt: Add announce-self post live-migration workaround https://review.opendev.org/c/openstack/nova/+/825178
23:03:26 chateaulav gibi: found the info I needed. Will add the back ports tomorrow.
23:21:29 opendevreview Ghanshyam proposed openstack/nova master: Server actions APIs scoped to project scope https://review.opendev.org/c/openstack/nova/+/824358
23:21:51 opendevreview Ghanshyam proposed openstack/nova master: Server actions APIs scoped to project scope https://review.opendev.org/c/openstack/nova/+/824358
#openstack-nova - 2022-02-11
02:05:58 opendevreview Merged openstack/nova stable/victoria: Reproduce bug 1953359 https://review.opendev.org/c/openstack/nova/+/820558
02:06:05 opendevreview Merged openstack/nova stable/victoria: Extend the reproducer for 1953359 and 1952915 https://review.opendev.org/c/openstack/nova/+/820856
03:11:03 opendevreview melanie witt proposed openstack/nova master: Update quota_class APIs for db and api limits https://review.opendev.org/c/openstack/nova/+/712143
03:11:03 opendevreview melanie witt proposed openstack/nova master: Enforce api and db limits https://review.opendev.org/c/openstack/nova/+/712142
03:11:04 opendevreview melanie witt proposed openstack/nova master: Update quota sets APIs https://review.opendev.org/c/openstack/nova/+/712749
03:11:04 opendevreview melanie witt proposed openstack/nova master: Update limit APIs https://review.opendev.org/c/openstack/nova/+/712707
03:11:05 opendevreview melanie witt proposed openstack/nova master: Enforce resource limits using oslo.limit https://review.opendev.org/c/openstack/nova/+/615180
03:11:05 opendevreview melanie witt proposed openstack/nova master: Tell oslo.limit how to count nova resources https://review.opendev.org/c/openstack/nova/+/713301
03:11:06 opendevreview melanie witt proposed openstack/nova master: Update quota apis with keystone limits and usage https://review.opendev.org/c/openstack/nova/+/713499
03:11:06 opendevreview melanie witt proposed openstack/nova master: Add legacy limits and usage to placement unified limits https://review.opendev.org/c/openstack/nova/+/713498
03:11:07 opendevreview melanie witt proposed openstack/nova master: Add reno for unified limits https://review.opendev.org/c/openstack/nova/+/715271
03:11:08 opendevreview melanie witt proposed openstack/nova master: Enable unified limits in the nova-next job https://review.opendev.org/c/openstack/nova/+/789963
03:54:03 opendevreview Merged openstack/nova stable/xena: Reproduce bug 1952941 https://review.opendev.org/c/openstack/nova/+/827868
03:56:59 opendevreview Merged openstack/nova stable/xena: Migrate RequestSpec.numa_topology to use pcpuset https://review.opendev.org/c/openstack/nova/+/827869
04:03:15 opendevreview Merged openstack/nova stable/wallaby: Add functional test for bug 1937375 https://review.opendev.org/c/openstack/nova/+/803717
06:17:42 opendevreview Minghong Hou proposed openstack/nova master: fix VirtualInterface table can't be update https://review.opendev.org/c/openstack/nova/+/828819
08:41:13 nikparasyr find the exact same cpu set available on the target host? We have enabled the PCIPassThrough filter for the scheduler but not the NUMATopologyFilter. If I understand well the NUMATopologyFilter will make sure that the scheduler picks a node that has the required topology available. Even so, if Nova requires the exact same cpu set to the target host we will still have an issue even with the numa filter...
08:41:13 nikparasyr hello, I have a question regarding shelving/unshelving. We have a flavor with `hw:cpu_policy='dedicated', hw:cpu_thread_policy='isolate'` and pci_passthrough 2 gpus. When we try to unshelve we get this error " Insufficient compute resources: Requested instance NUMA topology together with requested PCI devices cannot fit the given host NUMA topology.". My question is to what extent does Nova require to
08:41:14 nikparasyr So, any idea to what extend does nova require the exact same cpu set when cpu pinning is enabled?
10:05:18 kashyap gibi: Thanks for the link to the smaller repro; also check out Peter's response on that thread
10:05:32 kashyap 1) the guest OS didn't confirm the detach
10:05:32 kashyap He points out two possibilities:
10:05:33 kashyap 2) there was a recent bug in qemu triggered by using JSON syntax for -device
10:10:16 kashyap gibi: That's it: this looks like it --
10:10:17 kashyap "DEVICE_DELETED event is not delivered for device frontend if -device is configured via JSON"
10:10:21 kashyap https://bugzilla.redhat.com/show_bug.cgi?id=2036669
10:19:45 kashyap But based on the versions in the CI job, they should already have the fix:
10:19:48 kashyap - libvirt version: 8.0.0, package: 2.el9
10:19:51 kashyap - qemu-kvm-6.2.0-5.el9
10:27:42 kashyap gibi: When you're around, to rule out the above bug, I wonder if we could try this workaround:
10:28:18 kashyap On compute nodes, in /etc/libvit/qemu.conf:
10:28:27 kashyap capability_filters = [ "device.json" ]
10:34:47 gibi kashyap: hi!
10:35:22 gibi kashyap: sure, I will try to make that config change via devstack
10:35:31 gibi kashyap: does it require a libvirtd restart?
10:35:34 kashyap gibi: See my latest comment: https://bugs.launchpad.net/nova/+bug/1960346/
10:35:47 kashyap gibi: Yeah, it is required, afraid
10:36:09 gibi OK
10:36:10 gibi thanks
11:01:08 gibi kashyap: pushed new PS to https://review.opendev.org/c/openstack/devstack/+/828705 with the WA, lets see if it helps or not
11:01:29 kashyap gibi: Thank you! It will at least rule out the 2nd possibility above for sure.
11:01:46 gibi I can try to look at the first
11:01:55 gibi we can grab the console log
11:02:01 gibi after the failed detach
11:03:26 gibi hm, we already grabbing it in tempest
11:03:29 gibi let me find it
11:06:31 kashyap I see, I need to be AFK for an hour-ish; will come back and check
11:15:36 gibi added the consol log to the bug https://paste.opendev.org/show/bXXn63wbTPOwiCGC5xDI/
11:15:56 gibi nothing obviously wrong there
11:16:10 gibi but the guest is still in a state to getting IP from DHCP
11:16:26 gibi so maybe it is not fully boot when the detach was requested
11:25:27 gibi chateaulav: left some suggestions inline about the ovo backports
11:35:46 opendevreview Manuel Bentele proposed openstack/nova master: libvirt: Add properties to set advanced QXL video RAM settings https://review.opendev.org/c/openstack/nova/+/828674
12:03:44 opendevreview Manuel Bentele proposed openstack/nova master: libvirt: Add configuration options to set SPICE compression settings https://review.opendev.org/c/openstack/nova/+/828675
12:24:58 chateaulav gibi: thanks for the follow up, that makes sense i was doing research and reading last night and had found references to `obj_relationships`. but your comments align to what i was trying yesterday, i just had brought in the exception aspect. appreciated
12:25:33 gibi chateaulav: cool
12:37:44 opendevreview Manuel Bentele proposed openstack/nova master: libvirt: Add property to set number of screens per video adapter https://review.opendev.org/c/openstack/nova/+/828676
12:40:45 erlon sean-k-mooney: hey Sean, I believe I have finished implementing all suggested changes in the live migration rollback fix: https://review.opendev.org/q/topic:bug%252F1944619
12:41:15 erlon when you have a chance to give a look ill appreciate
13:22:56 rosmaita bauzas: fyi, i will be raising the minima in requirements for os-brick release: http://lists.openstack.org/pipermail/openstack-discuss/2022-February/027192.html
14:16:21 gibi bauzas, rosmaita: I quickly checked the os_brick requirements patch I see no major bump in any deps so I think it is not a risky change.
14:17:08 rosmaita gibi: ty
14:17:37 gibi and tempest is green so nova is co-installable with the new os_brick deps
14:36:43 gibi gmann, frickler, bauzas: about the centos-9-steam job failure https://bugs.launchpad.net/nova/+bug/1960346/ I conculded that the cirros guest is not fully booted when the volume detach happens and the guest OS does not release the device. We need https://review.opendev.org/q/topic:wait_until_sshable_pingable to solve this in general
14:49:08 kashyap gibi: So cracked the prob! It's the guest OS indeed - adding a delay helps here?
14:49:15 kashyap s/So/So you/
14:53:17 kashyap I think for now, going with the extra delay before the detach happens is fine. That saves more time here, before the big Tempest series gets merged
14:55:49 gibi kashyap: I don't have brains any more today but next week I can put up a tempest patch with some selective delays. I'm not sure how well QA will appreciate it
14:56:39 gibi also I can take a look at lyarwood's series and try to move that forward

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