Monday, 2021-08-23

*** akekane_ is now known as abhishekk06:46
ykarelianw, when you get chance can u revisit https://review.opendev.org/c/openstack/devstack/+/80370607:12
ykareli did more investigation on ubuntu/centos qemu 4 vs qemu 5 and added details there07:13
ianwykarel: sorry had my head in react/redux stuff lately.  will go back to07:32
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ykarelThanks ianw 07:46
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*** ykarel is now known as ykarel|lunch08:23
*** ykarel|lunch is now known as ykarel09:36
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*** dviroel|out is now known as dviroel|ruck11:31
*** jpena is now known as jpena|lunch11:33
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opendevreviewLee Yarwood proposed openstack/devstack stable/wallaby: nova: Enable apic removal workaround for bug #1939108 when using QEMU  https://review.opendev.org/c/openstack/devstack/+/80563213:02
opendevreviewLee Yarwood proposed openstack/devstack stable/victoria: nova: Enable apic removal workaround for bug #1939108 when using QEMU  https://review.opendev.org/c/openstack/devstack/+/80563313:04
opendevreviewLee Yarwood proposed openstack/devstack stable/ussuri: nova: Enable apic removal workaround for bug #1939108 when using QEMU  https://review.opendev.org/c/openstack/devstack/+/80563413:05
opendevreviewLee Yarwood proposed openstack/devstack stable/train: nova: Enable apic removal workaround for bug #1939108 when using QEMU  https://review.opendev.org/c/openstack/devstack/+/80563613:05
opendevreviewAde Lee proposed openstack/devstack master: Add option to set chap algoorithms for iscsid  https://review.opendev.org/c/openstack/devstack/+/80380013:56
*** pojadhav- is now known as pojadhav14:14
gmannyoctozepto: kopecmartin these devstack jobs voting things are ready https://review.opendev.org/c/openstack/devstack/+/804287/2  https://review.opendev.org/c/openstack/devstack/+/804282/214:43
clarkbykarel: ianw: the reason swap was reduced to 1GB is that we could no longer use a fast sparse file for the swapfile. This means we have to write as many zeros as we specify the swapfile to be before the job continues. Writing 8GB of zeros is not necessarily quick14:56
clarkbneither is 1GB but we felt that was a reasonable compromise.14:56
clarkbIf just really need more than 1GB of swap I personally would push back on the jobs a bit and see if they can be leaner. I've sent emails with information around this in the past and unfrotunately know that not many take action on it14:57
ykarelclarkb, yeap i seen past discussion regarding reasoning and seen the suggestion that instead of changing defaults update swap in jobs wherever necessary14:58
ykareli see some jobs already using that14:58
ykarelto configure 8GB as swap14:59
clarkbright, when the best approach would be trimming the size of privsep which is ridiculously large compared to what utility it provides14:59
ykarelfor devstack c8-stream i proposed to use 4 GB as qemu-5 defaults update not working with default 1GB14:59
clarkbI think that privsep alone is almost 1GB of memroy when you add up all of the instances of it that are running in a devstack job15:00
clarkbbut its been a while since I did an indepth look at it (and unlikely to have time to do a current look)15:00
ykarelno idea about that, and haven't thought about that15:00
ykareli just investigated ubuntu vs c8-stream and that resulted in to qemu-4 vs qemu-515:01
clarkbykarel: right I'm trying to say there is a lot of excess in those jobs that should ideally be trimmed.15:01
clarkbWhile it may be qemu-4 vs qemu-5 that pushes us over the 1GB of swap limit we shouldn't be swapping at all15:01
ykarelclarkb, yes possibly15:01
clarkband there are lots of places where we're ignoring problems15:01
ykarelclarkb, so yes i agree alternative can be to be a minimal job with less service and less load with running less tempest test if that's what you meant by trim15:03
clarkbno I mean more that we should improve the actual software. privsep is heavy and probably doesn't need to be, we can address that. I'm sure there are many more situation like that15:04
ykarelbut if ubuntu too switches to qemu-5 in future than issue would be seen there too15:04
ykarelclarkb, ohkk that's may need investigation in different projects/aspects15:05
ykarelclarkb, can't be updated swap to 4GB be accepted until other ways is investigated and fixed?15:06
ykareljust for c8-stream devstack jobs15:06
clarkbIt is certainly an option but if also the one that seems least likely to create an other improvements. I suppose if the job runtimes get very long again (also related to swapping beacuse swapping jobs are slow) that might change15:08
ykarelyes agree job times increases with slow jobs due to swapping15:13
*** dviroel|ruck is now known as dviroel|ruck|lunch15:17
*** jpena is now known as jpena|off15:36
*** rpittau is now known as rpittau|afk15:58
*** dviroel|ruck|lunch is now known as dviroel|ruck16:19
*** slaweq is now known as slaweq_19:50
opendevreviewMerged openstack/tempest master: Updating NON_ACTIVE_LIST  https://review.opendev.org/c/openstack/tempest/+/79669820:28
-opendevstatus- NOTICE: The Gerrit service on review.opendev.org has been restarted for a patch version upgrade, resulting in a brief outage21:43
opendevreviewJames Parker proposed openstack/whitebox-tempest-plugin master: Mixed Dedicated and Shared cpu instances  https://review.opendev.org/c/openstack/whitebox-tempest-plugin/+/80573121:47
*** dviroel|ruck is now known as dviroel|out22:37
*** yoctozepto4 is now known as yoctozepto23:37

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