Try adjusting url_timeout in nova.conf, this is a new setting to allow more time to connect to neutron.
On Sun, Feb 8, 2015 at 9:37 AM, Xinyuan Huang <[email protected]> wrote: > Hi Jon, > > Could you please also paste the messages in nova scheduler logs, if > possible? > > It is true that in icehouse instances might get launched individually > before scheduler realizes no enough hosts are available, but currently this > has been changed and number of available hosts are checked before launching > any. > > Thanks, > Xinyuan > > > From: Jonathan Proulx <[email protected]> > Date: Fri, Feb 6, 2015 at 7:25 AM > Subject: [Openstack] nova-sheduler timeouts in juno ... > To: "[email protected]" <[email protected]> > > > > > > > Hi All, > > > > After upgrading from icehouse to juno I get timeouts when trying to > > schedule >20 instances at once (20 deterministically works, 30 always > > fails didn't bother to go finer than that) > > > > Note this is a single call with --max-count on the CLI or setting > > number of instances in Horizon. If I do parallel batched of 10 or 20 > > instances I can get hundreds to launch successfully as each set gets > > handled by a different scheduler process. > > > > I know under icehouse I could get 100 or so to launch at once (then > > neutron would start to trip over itself, so kudos on that not > > happening anymore). I seem to recall with icehouse instances in a > > scheduling batch would launch individually as scheduled in juno it > > seems none get launched until all are scheduled. > > > > In any case timeouts appear in nova-conductor.log one set for each > > instance in the set all with the same message ID > > (http://paste.openstack.org/show/168157/). > > > > Is anyone else seeing this / know a work around? > > > > Thanks, > > -Jon > > > > _______________________________________________ > > Mailing list: http://lists.openstack.org/ > cgi-bin/mailman/listinfo/openstack > <http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack> > > Post to : [email protected] > > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > > > > > > _______________________________________________ > Mailing list: > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : [email protected] > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >
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