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#openstack-nova - 2017-08-30
14:13:12 dansmith cdent: all allocations for any consumer specified in the body you mean
14:13:20 mriedem efried: can you redo this with the -x option for git cherry-pick? https://review.openstack.org/#/c/498463/
14:13:33 efried mriedem ...
14:13:38 cdent dansmith: a PUT to /uri means replace resource /uri
14:14:00 dansmith oh sorry I misread,
14:14:06 dansmith you were saying a PUT would imply replacing all
14:14:08 dansmith gotcha
14:14:08 efried mriedem Hmph, I cherry-picked it from gerrit; isn't that supposed to do the -x thing? Will redo.
14:14:11 edleafe cdent: yeah, what dansmith just said. POST is fortunately flexible.
14:14:12 cdent but POST to /uri means create some stuff using whatever semantics you want, and the semantics we want are “create some allocations for the multiple consumers ids we speak here"
14:14:28 mriedem efried: not if the change you're cherry picking from in gerrit isn't merged yet
14:14:37 efried mmkay
14:14:51 cdent efried: I got caught by that the other day and shook my tiny fist
14:15:22 efried mriedem Do you care if it's a new change set?
14:16:18 efried Actually, is the only difference the "(cherry picked from commit 9c7d73195e4fd1c890228e3223106ccf4f13e22b)" line?
14:17:06 efried howzat: https://review.openstack.org/#/c/498463/
14:18:29 efried (No bot post for stable? (Have I asked that before? (Seems like a reasonable thing to have; should be relatively few, and certainly noteworthy.)))
14:19:39 mriedem efried: patch bot post for stable would be fine, but you'd have to find out where that is configured; it's either in project-config or system-config
14:20:02 efried will dig
14:22:19 beagles moshele, I was going over https://bugs.launchpad.net/os-vif/+bug/1713590 with sean-k-mooney the other day.
14:22:20 openstack Launchpad bug 1713590 in os-vif "Plugging VFs no longer works without a readable phys_switch_id" [Medium,Triaged]
14:23:58 beagles moshele, it seems that ordering of the mechanism_drivers is a new backwards-compatibility-breaking requirement. Is there a use pattern outside of reordering configurations that could workaround the issue of direct ports getting "caught" by the ovs plugging?
14:25:01 beagles moshele, I was also expecting a failed bind to go to the next driver that supported that port type, but this apparently does not happen
14:25:56 beagles moshele, in short... how is this expected to work :)
14:29:22 openstackgerrit Stephen Finucane proposed openstack/nova master: conf: Move 'ipv6' opts to 'network' https://review.openstack.org/499168
14:29:29 efried mriedem https://review.openstack.org/499167
14:31:02 beagles sean-k-mooney, same question ^ :)
14:32:11 mriedem oh gantt
14:37:03 openstackgerrit Stephen Finucane proposed openstack/nova master: conf: Remove deprecated 'remap_vbd_dev' option https://review.openstack.org/499172
14:38:06 openstackgerrit Steve Noyes proposed openstack/nova master: Implement new attach Cinder flow https://review.openstack.org/330285
14:44:39 moshele beagles: why reordering is not good?
14:44:59 beagles moshele, if somebody upgrades the packages but not the configuration for example
14:45:47 beagles moshele, in the tripleo change for example.. that is just an example. There will be users that will have custom environments and there is good possibility that they will miss the change
14:46:16 beagles moshele, and anybody not using tripleo or other deployment tools may also miss it
14:47:29 beagles moshele, once they upgrade booting new instances may fail or perhaps worse, become OVS offloaded ports when that was not their intention
14:47:37 beagles moshele, or am I misunderstanding the situation
14:48:15 gibi efried: if you are still looking for configuring the gerritbot to send stable notifications then I think here is an example for that https://review.openstack.org/#/c/499175/
14:48:43 moshele beagles: they failed they won't be ovs offload because you need to put the NIC in a specific mode
14:48:58 efried gibi Thanks! I proposed https://review.openstack.org/499167
14:49:35 beagles moshele, is there a way to create a port so it forces it be used as SR-IOV only
14:49:55 gibi efried: cool
14:50:07 openstackgerrit Stephen Finucane proposed openstack/nova master: conf: Remove '[conductor] topic' opt https://review.openstack.org/499179
14:50:21 beagles moshele, that statement also presumes that they want the offload plug path at all
14:51:12 moshele beagles: can you call me on the phone?
14:51:20 beagles moshele, I can try :)
14:52:01 moshele +97274129557
15:10:07 mriedem dansmith: cburgess: med_: have at it http://lists.openstack.org/pipermail/openstack-dev/2017-August/121654.html
15:17:52 openstackgerrit Artom Lifshitz proposed openstack/nova master: Test InstanceNotFound handling in 'nova usage' https://review.openstack.org/468514
15:19:28 openstackgerrit Dan Smith proposed openstack/nova-specs master: WIP: Add migration-allocations spec https://review.openstack.org/498510
15:20:04 openstackgerrit Stephen Finucane proposed openstack/nova master: conf: Move 'ipv6' opts to 'network' https://review.openstack.org/499168
15:22:55 openstackgerrit Artom Lifshitz proposed openstack/nova master: Add skip_latest_microversion decorator https://review.openstack.org/433585
15:22:55 openstackgerrit Artom Lifshitz proposed openstack/nova master: Run api sample tests against 2.latest https://review.openstack.org/430352
15:25:29 openstackgerrit Ildiko Vancsa proposed openstack/nova master: Tweak connection_info translation for the new Cinder attach/detach API https://review.openstack.org/493324
15:25:29 openstackgerrit Ildiko Vancsa proposed openstack/nova master: Add attachment_complete call to volume/cinder.py https://review.openstack.org/493323
15:25:30 openstackgerrit Ildiko Vancsa proposed openstack/nova master: Implement new attach Cinder flow https://review.openstack.org/330285
15:40:21 openstackgerrit Matt Riedemann proposed openstack/osc-placement master: Fix the bug link in the readme https://review.openstack.org/499206
16:07:32 melwitt mdbooth, kashyap: I'd appreciate it if one of you could sanity check a patch of mine where I'm trying to save an updated domain XML after a volume swap https://review.openstack.org/#/c/498983
16:07:43 kashyap melwitt: Hi
16:07:51 kashyap Will check
16:08:33 melwitt thanks kashyap. the concern on the patch is whether it's correct to read the live config and use it to redefine the domain, or if that has any potential pitfalls
16:09:14 kashyap melwitt: Noted. I'd normally check w/ danpb on the live config thing, but let me see if I can figure it out first :-)
16:13:30 stephenfin mriedem: Is osc-placement something we're supporting? I was going to fix the docs for doc-migration a while back, but there's only one commit and it was 5 months ago
16:14:17 melwitt kashyap: k. I tested the patch locally with devstack and it seemed to work fine, i.e. the instance soft-rebooted successfully and I see the domain in 'virsh list'
16:14:44 sdague stephenfin: I thought mriedem was going to trigger a release
16:14:48 sdague it's not released yet
16:14:56 kashyap melwitt: Good. But just to note -- the blockRebase() API behaviour documented is still true
16:15:30 stephenfin sdague: Oh, maybe that's it. Wonder if the docs need to be fixed at some point so?
16:16:00 kashyap melwitt: Please report your testing there. I'll comment in a few
16:16:24 kashyap melwitt: Ah, you _did_ report
16:16:36 melwitt kashyap: right. I understand from that comment that the domain has to be undefined first. the sanity check I'm looking for is whether redefining it by reading the live config is "ok"
16:17:03 melwitt the old code was reading the persistent config before the volume update and then just writing it back
16:17:05 kashyap melwitt: Yes, for blockRebase() that's the prerequisite.
16:17:13 kashyap "that" being undefininng the domain
16:17:22 mriedem huh?
16:17:24 mriedem what release?
16:17:47 kashyap mriedem: Is that question ot me, or to stephenfin?
16:19:30 mriedem neither
16:19:31 kashyap melwitt: Yes, using live config is correct. And, Nova in general anyways reconstructs the instance guest XML, that's also why Nova doesn't allow people editing guest XML randomly -- it needs to be explicitly modelled into NOva
16:19:36 mriedem to sean diggity dague
16:19:49 mriedem stephenfin: sdague: i have a release request up
16:20:32 mriedem https://review.openstack.org/#/c/498924/
16:20:38 melwitt kashyap: fwiw I got the idea to do it that way partly from this, which is reading live config and defining domain with it https://github.com/openstack/nova/tree/master/nova/virt/libvirt#L7134-L7136
16:20:46 mriedem but i'm not sure how backed up the release team is on processing new release requests
16:20:48 mriedem smcginnis: ^ ?
16:21:03 smcginnis mriedem: stable releases?
16:21:24 smcginnis Oh, queens already.
16:21:29 kashyap melwitt: That link is a bit briken :-)
16:21:37 stephenfin mriedem: aha, well the docs don't fit into the style defined by that doc-migration thingy, if that matters. I doubt it does though
16:21:41 smcginnis mriedem: We were holding off until Pike wrapped up. Should be able to get that going now.
16:21:42 mriedem stephenfin: otherwise yes, osc-placement is nova-core for now https://review.openstack.org/#/admin/projects/openstack/osc-placement,access
16:21:42 kashyap melwitt: Meanwhile I'm double-checking with the author of the blockRebase() API, Eric Blake.
16:21:58 stephenfin cool. I'll take a look at that patch so
16:22:07 mriedem stephenfin: i want to move the osc-placement patches forward now because i want to use it in our ci post test hook
16:22:17 melwitt kashyap: gah, sorry. https://github.com/openstack/nova/blob/master/nova/virt/libvirt/driver.py#L7134-L7136
16:22:34 melwitt kashyap: sweet, thanks
16:22:41 stephenfin mriedem: yup, done
16:22:52 mriedem http://lists.openstack.org/pipermail/openstack-dev/2017-August/121618.html
16:23:11 kashyap melwitt: Yes, that approach looks correct to me
16:24:29 melwitt kashyap: my other concern is, if something goes wrong during the blockRebase or resize and an exception is raised, could reading the live config at the end possibly be corrupted and bad to define the domain with?
16:25:49 melwitt so I was wondering if we should save the original persistent config at the beginning like it was originally and write that back in case of exceptions, else write using the live config. or if it's safe to just write using the live config in the finally: block

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