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#openstack-nova - 2017-03-13
16:15:26 mriedem which table?
16:15:35 mriedem we expose the compute_nodes.id field out of the API
16:15:37 mriedem b/c we're dumb
16:16:11 mriedem https://github.com/openstack/nova/blob/master/nova/api/openstack/compute/hypervisors.py#L52
16:16:32 mriedem sean-k-mooney: i plan on fixing that
16:16:33 mriedem https://blueprints.launchpad.net/nova/+spec/service-hyper-pci-uuid-in-api
16:17:24 sean-k-mooney raghav: actully i might be getting confused with the flavor sorry ignore what i previously said.
16:17:25 openstackgerrit Mikhail Feoktistov proposed openstack/nova master: Cleanup code in create_ploop_image https://review.openstack.org/444970
16:17:26 sean-k-mooney mriedem: cool
16:17:37 mriedem sean-k-mooney: we expose the flavor.id too out of the API
16:18:55 sean-k-mooney mriedem: yes but for the flavor id that is also user set able as any arbitry string, and i know several people who have reversed the name and id filed on the commandline so that is even more of an issue
16:19:07 openstackgerrit Mikhail Feoktistov proposed openstack/nova master: Cleanup code in create_ploop_image https://review.openstack.org/444970
16:19:26 mriedem sean-k-mooney: well, there is flavor.id and flavor.flavorid
16:19:32 mriedem flavor.flavorid is user-settable
16:19:36 mriedem flavor.id is the primary key
16:20:11 mriedem i guess we don't expose flavor.id here https://github.com/openstack/nova/blob/master/nova/api/openstack/compute/views/flavors.py#L34
16:20:18 mriedem it might be the server get
16:20:49 mriedem https://github.com/openstack/nova/blob/master/nova/api/openstack/compute/views/servers.py#L259 i guess that's flavorid too
16:21:05 sdague mriedem: we don't expose the .id anywhere iirc
16:21:31 mriedem sdague: ok i thought we did and that was part of what prompted your original spec to nest the flavor details in the server response
16:21:46 mriedem it also came up when moving flavors from the cell to the api db
16:21:58 mriedem i might be misremembering details though, it was a year ago
16:23:01 openstackgerrit Artom Lifshitz proposed openstack/nova-specs master: SPICE native client support https://review.openstack.org/442040
16:23:35 sdague mriedem: there were interesting challenges with flavor.id in cells v1, because it is an auto incrementing id
16:23:43 sdague and, thus could be different in the cells
16:24:21 sdague it is used as the join column
16:24:47 dansmith same for cellsv2 of course,
16:24:57 dansmith but I think we've gotten rid of all those things by now
16:28:27 raghav mriedem: so is it bug in nova code?
16:28:47 mriedem raghav: is what a bug in nova code? sorry i'm on a call so i'm not sure what the earlier discussion is about.
16:29:31 mriedem raghav: are you using cellsv1? i see region!child@1
16:29:34 mriedem that looks like cellsv1
16:30:16 raghav mriedem: i have devstack setup
16:30:22 mriedem raghav: note that you don't want to be using cellsv1
16:30:29 raghav mriedem: with ocata release
16:30:35 mriedem raghav: what's your ENABLED_SERVICES variable?
16:30:45 mriedem you shouldn't have n-cell-region or n-cell-child
16:31:32 raghav mriedem: n-api,n-cpu,n-cond,n-sch,n-novnc,n-cauth
16:31:37 mriedem sorry just n-cell
16:36:40 mriedem raghav: in general, we don't want int id's exposed out of the API, which is why we have https://blueprints.launchpad.net/nova/+spec/service-hyper-pci-uuid-in-api
16:36:55 mriedem raghav: but that's going to be done in a microversion
16:37:57 sdague raghav: honestly, I think there is a lot of confusion about how you got to that kind of data, and the only way any of us know that to be possible is if you have a cells v1 setup
16:38:08 sdague raghav: so, perhaps a reproduce scenario would be useful
16:38:15 mriedem raghav: for now os-hypervisors will return an int for the id https://developer.openstack.org/api-ref/compute/?expanded=show-hypervisor-statistics-detail,show-hypervisor-details-detail
16:38:19 mriedem as shown in the docs
16:38:27 mriedem my blueprint is to change that to return the uuid rather than the int id
16:38:48 melwitt sdague: in cells v1, we don't officially support flavors in cell dbs. users like CERN have their own automation that syncs flavors from the api cell db to the child cell dbs. fwiw
16:39:08 mriedem raghav: as for the hypervisor hostname being "region!child@1" that looks like cellsv1
16:39:18 mriedem so it seems you have n-cells running somewhere in your devstack setup
16:39:26 sdague melwitt: right, it was definitely a goofy thing
16:40:25 raghav mriedem: yes its running
16:40:41 raghav mriedem: i could see in screen
16:40:49 mriedem raghav: yeah, so you don't want that
16:41:00 mriedem raghav: that's going to cause you all kinds of confusion
16:41:06 mriedem so i'd start over w/o n-cell enabled
16:41:13 raghav mriedem: so what should i do now
16:41:38 mriedem raghav: restack w/o n-cell for one
16:41:41 raghav mriedem: in local.conf i have not enabled n-cell
16:42:19 mriedem raghav: well, it's not enabled by default, so something is running it in your setup
16:42:40 mriedem raghav: also, be aware that cells v2, which is required in ocata, is not the same as the nova-cells service,
16:42:44 mriedem or n-cell service in devstack
16:42:47 mriedem i know it's confusing
16:43:58 raghav mriedem: i have n-cells-region and n-cells-child running
16:45:06 raghav mriedem: if i re-stack again those will get enabled
16:45:58 sdague raghav: why do you have those running?
16:46:35 raghav mriedem: i dont know how they are running, i just stacked without enabling them
16:46:36 melwitt raghav: what's in your stack-screenrc? are there any n-cell* in there?
16:47:01 raghav melwitt: yes n-cell-region and n-cell-chile
16:47:08 sdague raghav: so... step one, please get back to a base clean environment
16:47:08 raghav melwitt: yes n-cell-region and n-cell-child
16:48:07 melwitt raghav: okay. so it looks like you definitely have remnants of an earlier install where n-cell was part of ENABLED_SERVICES
16:48:16 mriedem dansmith: did you still want a specific unit test for https://review.openstack.org/#/c/443403/11/nova/context.py ?
16:49:09 openstackgerrit Maciej Szankin proposed openstack/nova-specs master: Add use-local-scheduler spec https://review.openstack.org/438936
16:49:15 dansmith mriedem: yes, I'm not sure why we wouldn't
16:49:20 raghav melwitt: how can i remove it
16:49:32 dansmith mriedem: are you doing both of those in a follow-up?
16:50:49 mriedem dansmith: i can do them in this change
16:51:16 mriedem raghav: maybe posting your local.conf in a gist would help us
16:51:29 mriedem raghav: personally i'd re-clone devstack from stable/ocata to make sure it's completely clean
16:51:32 mriedem in a new vm
16:53:13 openstackgerrit John Garbutt proposed openstack/nova-specs master: Spec to add per instance timeout for LM https://review.openstack.org/442809
16:53:25 melwitt yeah, I'm not 100% an unstack.sh/stack.sh after killing processes would result in a fresh read of ENABLED_SERVICES
16:53:44 sdague that should, but a ./clean.sh is even safer
16:53:44 mriedem i would completely start over
16:53:54 sdague yeh, completely fresh not a bad idea either
16:53:56 openstackgerrit John Garbutt proposed openstack/nova-specs master: WIP: Replace live migration steps and delays with memory iteration logic https://review.openstack.org/443339
16:54:04 sdague there are clearly bits left over from some past config
16:56:35 raghav ok
16:56:37 raghav thanks
17:15:08 openstackgerrit Juan Antonio Osorio Robles proposed openstack/nova master: Make versioned notifications topics configurable https://review.openstack.org/444947
17:30:04 openstackgerrit melanie witt proposed openstack/nova master: Make Quotas object favor the API database https://review.openstack.org/410945
17:30:04 openstackgerrit melanie witt proposed openstack/nova master: Count resources to check quota for cells https://review.openstack.org/416521
17:30:05 openstackgerrit melanie witt proposed openstack/nova master: Add online migration to move quotas to API database https://review.openstack.org/410946
17:35:04 mriedem dansmith: i'm really confused about this test https://github.com/openstack/nova/blob/master/nova/tests/unit/test_context.py#L307-L310
17:35:21 mriedem shouldn't the assertion be such that the context db/mq connections within the target_cell context match what's in the mapping?
17:36:11 dansmith mriedem: it does
17:36:52 dansmith mriedem: maybe it should assert that get_context is called with the database url, and same for rpc, but otherwise it's checking that they get switched and restored
17:39:01 mriedem oh nvm
17:39:09 mriedem i was expecting to see it have the fake urls
17:46:26 openstackgerrit Matt Riedemann proposed openstack/nova master: Decrement quota usage when deleting an instance in cell0 https://review.openstack.org/443395

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