On Mon, Mar 12, 2018 at 9:40 PM, Patrick Uiterwijk <puiterwijk@xxxxxxxxxx> wrote: > On Mon, Mar 12, 2018 at 9:35 PM, Kevin Fenzi <kevin@xxxxxxxxx> wrote: >> Greetings. >> >> For a long while we were plagued by a issue where our >> buildvm-armv7-01/02/03 vm's would get 'stuck' on nightly rawhide and >> branched composes. >> >> Laura found a workaround for this issue where we set a obscure sysctl >> and then they don't hang anymore. However, it would be nice if they >> wouldn't hang in cases like this for everyone else out of the box, so >> upstream kernel developers would like us to do some more debugging of >> the issue and send them that to try and get the default case working right. >> >> So, what I would like to do: >> >> * Take buildvm-armv7-03 and install >> https://koji.fedoraproject.org/koji/taskinfo?taskID=25509848 on it and >> reboot it into that kernel. >> >> * Disable the sysctl we set in ansible for it: >> >> diff --git a/roles/koji_builder/tasks/main.yml >> b/roles/koji_builder/tasks/main.yml >> index 6b6ecf0..75c427c 100644 >> --- a/roles/koji_builder/tasks/main.yml >> +++ b/roles/koji_builder/tasks/main.yml >> @@ -276,4 +276,4 @@ >> sysctl: name=vm.highmem_is_dirtyable value=1 state=present >> sysctl_set=yes reload=yes >> tags: >> - koji_builder >> - when: inventory_hostname.startswith(('buildvm-armv7-01.arm', >> 'buildvm-armv7-02', 'buildvm-armv7-03')) >> + when: inventory_hostname.startswith(('buildvm-armv7-01.arm', >> 'buildvm-armv7-02')) >> >> * Wait for a compose to hang on it and gather the information needed, >> then put everything back the way it was before. >> >> Note that this causes no compose failures, just a delay as the compose >> waits for that job to finish, and rebooting the box causes the job to >> restart and complete fine on that box. >> >> We could hold off and do this after freeze, but I have a feeling freeze >> is going to be long and I'd prefer to get the info to upstream while >> they are still interested in looking into it. >> >> Thoughts? +1s? -1s? rotten fruit? > > +1 and an apple. (non-rotten) Also, you're hopeful! > >> >> kevin >> >> >> _______________________________________________ >> infrastructure mailing list -- infrastructure@xxxxxxxxxxxxxxxxxxxxxxx >> To unsubscribe send an email to infrastructure-leave@xxxxxxxxxxxxxxxxxxxxxxx >> _______________________________________________ infrastructure mailing list -- infrastructure@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to infrastructure-leave@xxxxxxxxxxxxxxxxxxxxxxx
