For those of you who don’t subscribe to openstack-dev, see below for the nova bug to track better logging of scheduler failures: https://bugs.launchpad.net/nova/+bug/1431291
On 3/12/15, 5:23 AM, "Sean Dague" <[email protected]> wrote: >On 03/11/2015 12:53 PM, Sylvain Bauza wrote: >>> Reporting on Scheduler Fails >>> ---------------------------- >>> >>> Apparently, some time recently, we stopped logging scheduler fails >>> above DEBUG, and that behavior also snuck back into Juno as well >>> (https://etherpad.openstack.org/p/PHL-ops-nova-feedback L78). This >>> has made tracking down root cause of failures far more difficult. >>> >>> Action: this should hopefully be a quick fix we can get in for Kilo >>> and backport. >> It's unfortunate that failed scheduling attempts are providing only an >> INFO log. A quick fix could be at least to turn the verbosity up to WARN >> so it would be noticied more easily (including the whole filters stack >> with their results). >> That said, I'm pretty against any proposal which would expose those >> specific details (ie. the number of hosts which are succeeding per >> filter) in an API endpoint because it would also expose the underlying >> infrastructure capacity and would ease DoS discoveries. A workaround >> could be to include in the ERROR message only the name of the filter >> which has been denied so the operators could very easily match what the >> user is saying with what they're seeing in the scheduler logs. >> >> Does that work for people ? I can provide changes for both. >> >> -Sylvain > >Bug filed for tracking this here - >https://bugs.launchpad.net/nova/+bug/1431291 if any additional folks >want to add details. > >It's been set as High and a kilo-3 item so it doesn't get lost. > > -Sean > >-- >Sean Dague >http://dague.net > >__________________________________________________________________________ >OpenStack Development Mailing List (not for usage questions) >Unsubscribe: [email protected]?subject:unsubscribe >http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev _______________________________________________ OpenStack-operators mailing list [email protected] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
