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#openstack-nova - 2023-09-13
19:21:35 bauzas Sep 13 13:49:37.042893 np0035238841 nova-compute[40581]: FileNotFoundError: [Errno 2] No such file or directory: 'multipathd'
19:21:54 dansmith always logged by brick AFAIK :(
19:23:17 bauzas I wish I would be Neo 'operator, get me all the knowledge about chopters, err. volume bindings in OpenStack"
19:24:40 bauzas "Tank, I need a pilot program for B-212 helicopter. Hurry.”
19:24:40 bauzas "Tank, I need a pilot program for B-212 helicopter. Hurry.�
19:24:54 bauzas (found the right catchphrase)
19:25:11 opendevreview Dan Smith proposed openstack/nova master: Make our nova-ovs-hybrid-plug job omit cinder https://review.opendev.org/c/openstack/nova/+/893540
19:25:16 dansmith gmann: looks like it worked this time, but one fix on the cleanup part
19:25:55 dansmith "choppers" or "copters" not "chopters" :P
19:25:57 bauzas so the backref thing is probably about to be punted
19:26:13 bauzas yeah, damn me, it's late
19:26:27 bauzas and when I was young, this was dubbed in French
19:27:08 bauzas so, the multipathd error is just a "normal error" ?
19:27:14 bauzas that's fun
19:29:32 JayF multipathd is only needed for some wacky hardware; we have a similar setup in IPA where we opportunistically load it
19:31:04 dansmith by wacky you mean almost anyone using FC :)
19:34:18 JayF heh, I wasn't exactly sure what storage tech so you know, wacky hardware ;)
19:34:29 JayF nothing we have in CI/gate was more the point :D
20:08:46 opendevreview Merged openstack/nova master: Update compute rpc alias for bobcat https://review.opendev.org/c/openstack/nova/+/893744
21:32:21 opendevreview Merged openstack/nova master: Revert "Make compute node rebalance safter" https://review.opendev.org/c/openstack/nova/+/894944
#openstack-nova - 2023-09-14
05:53:41 opendevreview Nobuhiro MIKI proposed openstack/nova-specs master: Re-propose "Add maxphysaddr support for Libvirt" for 2024.1 Caracal https://review.opendev.org/c/openstack/nova-specs/+/895135
07:41:27 sahid sean-k-mooney: o/ we have discussed about using tenant isolation, but that is not really responding our use case an now all vms scheduled for that given tenant are targeted to that az
07:42:51 sahid we would like that, the scheduler consider the new az for some specified tenants
07:43:03 sahid any idea about how we can achieve that?
07:44:11 sahid basically for a given tenant allowed for az3 the return used by the scheduler will be [az1, az2, az3], and for the other tenants only [az1, az2]
07:46:05 sahid bauzas: o/ you may have some idea ^
07:46:57 sahid i'm thinking about to fix a bit multitenantisolation to acheive that
08:24:45 opendevreview Merged openstack/nova master: Add service version for Bobcat https://review.opendev.org/c/openstack/nova/+/893749
08:27:20 bauzas sahid: looking (I was afk)
08:28:22 bauzas so you would like to return different AZs based on the tenant ?
08:28:55 bauzas if so, yeah, it's https://github.com/openstack/nova/blob/master/nova/scheduler/request_filter.py#L95
08:37:08 sahid hum...
09:09:19 sahid that does not really work, we will have to duplicate our aggregates and set filter_tenant_id to all the duplicate ones
09:11:01 sahid I guess in that way, for a given tenant it will be possible to schedule on as1, az2, az3 using filter_tenant_id and the other will continue on az1 and az2
09:49:40 zigo stephenfin: FYI, I also found that freezer-api probably needs some sqlalchemy 2.x love too...
09:49:49 zigo TypeError: LegacyEngineFacade.from_config() got an unexpected keyword argument 'autocommit'
09:49:50 zigo ...
09:50:17 zigo failures=511
09:50:38 zigo Is it possible that just removing the autocommit argument is enough?
09:52:23 sean-k-mooney is freezer still supported
09:52:29 zigo Wooops... s/freezer/watcher/
09:52:44 zigo My bad.
09:53:05 sean-k-mooney i have almost the same qustion for watcher :P although i had seen that mention at least this side of the pandemic
09:53:28 zigo To the contrary of freezer, there was some commits for this cycle.
09:54:30 sean-k-mooney there was like 8 commit in watcher most procedural
09:54:43 sean-k-mooney but i guess its stil offically supported
09:56:06 sean-k-mooney tobias-urdin: you were making some changes to watcher eiarler in the year. is that a project you have use of personaly
09:56:50 sean-k-mooney just wondering if patches were created how likely is it that they would be merged/reviewd
11:31:14 opendevreview Amit Uniyal proposed openstack/nova master: WIP:Adds device tagging functional tests https://review.opendev.org/c/openstack/nova/+/895162
11:51:09 tobias-urdin sean-k-mooney: we do not use it, nothing i actively work on, i just did some drive-by fixes for oslo.messaging or fixing ci probably
11:57:50 sean-k-mooney tobias-urdin: ack ya that is what i was assumign i was just wondering if there were any active contibutors left
12:24:30 bauzas ralonsoh: while https://review.opendev.org/c/openstack/neutron/+/893447 is now merged (the neutron revert), we still have CI failures today https://zuul.opendev.org/t/openstack/build/01dd3befff5e42cfb0c0f667b8e7e30b
12:28:54 bauzas elodilles: I guess you know the current situation in Nova
12:29:06 bauzas we still need to await a few merges before RC1
12:30:53 bauzas hmpfff https://zuul.opendev.org/t/openstack/builds?job_name=nova-live-migration&skip=0
12:31:05 bauzas 30% of failures I'd say
12:44:09 mgariepy is it possible to force nova a device_type for pci devices ?
12:44:55 sean-k-mooney no
12:45:51 mgariepy i wiant to only do some pci passthrough on a couple of A100
12:46:14 sean-k-mooney you can filter by the pci adress
12:46:39 sean-k-mooney with support for regxes or bash globs if you dont want to just use the adress
12:46:51 mgariepy https://github.com/openstack/nova/blob/stable/2023.1/nova/pci/stats.py#L682C1-L683C1
12:47:52 sean-k-mooney yes if the alais is not device_type pf then we filter them out when considering candiates
12:48:10 sean-k-mooney that does not mean you cant reqeust PF for passthrough
12:48:35 sean-k-mooney you jsut have to set the device_type to type-PF in the pci ailais
12:49:22 sean-k-mooney so inestead of type-pci or type-vf https://github.com/openstack/nova/blob/stable/2023.1/nova/pci/request.py#L34 you woudl set type-PF
12:50:50 sean-k-mooney the alias and device list work toghtere to selec tthe device. the alias is how you describe the request and the device_list (pci whitelist) is how you declar what device may be allocated
12:51:36 mgariepy alias = { "name": "nvidia-a100-smx4-40gb", "product_id": "20b0", "vendor_id": "10de", 'device_type': 'type-PF'}
12:51:46 mgariepy restart the scheduler, and still get the same error.
12:52:25 sean-k-mooney you need to set this on all the compute too just an fyi hte have to match
12:52:40 sean-k-mooney but what is the error
12:53:10 mgariepy on it's also set on the gpu compute.
12:53:49 sean-k-mooney have you checked the pci devices tabel to ensure the a100s are correctly tracked
12:54:51 sean-k-mooney wether they show up as type-PF or type-pci will depend on if they report supprot for creating VF
12:55:05 sean-k-mooney that may depend on if you have enbale mig mode of not
12:55:27 sean-k-mooney for t4 it depeneded on the firmware version
12:55:48 sean-k-mooney i think a100 woudl alays report sriov supprot but its worth checking
12:56:12 mgariepy Placement PCI resource view: Placement PCI view on gpu-hpc21145: RP(gpu-hpc21145_0000:01:00.0, CUSTOM_PCI_10DE_20B0=1, traits=COMPUTE_MANAGED_PCI_DEVICE)
12:56:38 sean-k-mooney oh your using the pci in placemnt feature
12:57:01 mgariepy yep all i tried was also failing :) haha
12:57:08 mgariepy on 2023.1
12:57:19 sean-k-mooney well this should be fine
12:57:32 sean-k-mooney so is it passign placment and failing in the pci filter?
12:57:40 sean-k-mooney or is it failing to get results form placemnt
12:59:23 elodilles bauzas: ACK. you can -1 the patch until it'll be updated: https://review.opendev.org/c/openstack/releases/+/894693
12:59:52 bauzas oh missed it from my mails
13:00:01 mgariepy fails at running : _filter_pools_for_unrequested_pfs()
13:00:04 bauzas I was wondering why I wasn't seen it
13:00:44 mgariepy dev_type vs device_type ?
13:00:52 mgariepy or it's abstracted somewhere ?
13:01:18 sean-k-mooney its device_type in the alias
13:01:44 ralonsoh bauzas, yes, I'm going to mark this test as unstable again
13:01:50 sean-k-mooney https://github.com/openstack/nova/blob/stable/2023.1/nova/pci/request.py#L95C10-L104 that is the jsonschma fo rthe validation
13:02:00 ralonsoh we need to find a better way to set the subport as active after the live migration
13:02:01 sean-k-mooney but i think its dev type in the object
13:02:27 mgariepy let me logs the request and pool. to see if something seems odds.
13:02:38 sean-k-mooney https://github.com/openstack/nova/blob/stable/2023.1/nova/pci/request.py#L143C13-L145
13:02:51 bauzas ralonsoh: ack
13:02:58 sean-k-mooney mgariepy: i would check the pci_devices table in teh cell db
13:03:13 sean-k-mooney and make sure the device has the expected type ectra

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