On Thu, Aug 10, 2017 at 07:22:42PM +0530, Rabi Mishra wrote: > On Thu, Aug 10, 2017 at 4:34 PM, Rabi Mishra <ramis...@redhat.com> wrote: > > > On Thu, Aug 10, 2017 at 2:51 PM, Ian Wienand <iwien...@redhat.com> wrote: > > > >> On 08/10/2017 06:18 PM, Rico Lin wrote: > >> > We're facing a high failure rate in Heat's gates [1], four of our gate > >> > suffering with fail rate from 6 to near 20% in 14 days. which makes > >> most of > >> > our patch stuck with the gate. > >> > >> There have been a confluence of things causing some problems recently. > >> The loss of OSIC has distributed more load over everything else, and > >> we have seen an increase in job timeouts and intermittent networking > >> issues (especially if you're downloading large things from remote > >> sites). There have also been some issues with the mirror in rax-ord > >> [1] > >> > >> > gate-heat-dsvm-functional-convg-mysql-lbaasv2-ubuntu-xenial(19.67%) > >> > gate-heat-dsvm-functional-convg-mysql-lbaasv2-non-apache- > >> ubuntu-xenia(9.09%) > >> > gate-heat-dsvm-functional-orig-mysql-lbaasv2-ubuntu-xenial(8.47%) > >> > gate-heat-dsvm-functional-convg-mysql-lbaasv2-py35-ubuntu-xenial(6.00%) > >> > >> > We still try to find out what's the cause but (IMO,) seems it might be > >> some > >> > thing wrong with our infra. We need some help from infra team, to know > >> if > >> > any clue on this failure rate? > >> > >> The reality is you're just going to have to triage this and be a *lot* > >> more specific with issues. > > > > > > One of the issues we see recently is that, many jobs killed mid way > > through the tests as the job times out(120 mins). It seems jobs are many > > times scheduled to very slow nodes, where setting up devstack takes more > > than 80 mins[1]. > > > > [1] http://logs.openstack.org/49/492149/2/check/gate-heat-dsvm- > > functional-orig-mysql-lbaasv2-ubuntu-xenial/03b05dd/console. > > html#_2017-08-10_05_55_49_035693 > > > > We download an image from a fedora mirror and it seems to take more than > 1hr. > > http://logs.openstack.org/41/484741/7/check/gate-heat-dsvm-functional-convg-mysql-lbaasv2-py35-ubuntu-xenial/a797010/logs/devstacklog.txt.gz#_2017-08-10_04_13_14_400 > > Probably an issue with the specific mirror or some infra network bandwidth > issue. I've submitted a patch to change the mirror to see if that helps. > Today we mirror both fedora-26[1] and fedora-25 (to be removed shortly). So if you want to consider bumping your image for testing, you can fetch it from our AFS mirrors.
You can source /etc/ci/mirror_info.sh to get information about things we mirror. [1] http://mirror.regionone.infracloud-vanilla.openstack.org/fedora/releases/26/CloudImages/x86_64/images/ > > > I find opening an etherpad and going > >> through the failures one-by-one helpful (e.g. I keep [2] for centos > >> jobs I'm interested in). > >> > >> Looking at the top of the console.html log you'll have the host and > >> provider/region stamped in there. If it's timeouts or network issues, > >> reporting to infra the time, provider and region of failing jobs will > >> help. If it's network issues similar will help. Finding patterns is > >> the first step to understanding what needs fixing. > >> > >> If it's due to issues with remote transfers, we can look at either > >> adding specific things to mirrors (containers, images, packages are > >> all things we've added recently) or adding a caching reverse-proxy for > >> them ([3],[4] some examples). > >> > >> Questions in #openstack-infra will usually get a helpful response too > >> > >> Good luck :) > >> > >> -i > >> > >> [1] https://bugs.launchpad.net/openstack-gate/+bug/1708707/ > >> [2] https://etherpad.openstack.org/p/centos7-dsvm-triage > >> [3] https://review.openstack.org/491800 > >> [4] https://review.openstack.org/491466 > >> > >> ____________________________________________________________ > >> ______________ > >> OpenStack Development Mailing List (not for usage questions) > >> Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscrib > >> e > >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > >> > > > > > > > > -- > > Regards, > > Rabi Misra > > > > > > > -- > Regards, > Rabi Mishra > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev __________________________________________________________________________ OpenStack Development Mailing List (not for usage questions) Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev