On Wed, Mar 11, 2015 at 4:07 PM, Ihar Hrachyshka <ihrachys at redhat.com> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 03/11/2015 07:48 PM, Joe Gordon wrote: > > Out of sync Quotas ------------------ > > > > https://etherpad.openstack.org/p/PHL-ops-nova-feedback L63 > > > > The quotas code is quite racey (this is kind of a known if you look > > at the bug tracker). It was actually marked as a top soft spot > > during last fall's bug triage - > > > http://lists.openstack.org/pipermail/openstack-dev/2014-September/046517.html > > > > There is an operator proposed spec for an approach here - > > https://review.openstack.org/#/c/161782/ > > > > Action: we should make a solution here a top priority for enhanced > > testing and fixing in Liberty. Addressing this would remove a lot > > of pain from ops. > > > > > > To help us better track quota bugs I created a quotas tag: > > > > https://bugs.launchpad.net/nova/+bugs?field.tag=quotas > > > > Next step is re-triage those bugs: mark fixed bugs as fixed, > > deduplicate bugs etc. > > (Being quite far from nova code, so ignore if not applicable) > > I would like to note that other services experience races in quota > management too. Neutron has a spec approved to land in Kilo-3 that is > designed to introduce a new quota enforcement mechanism that is > expected to avoid (some of those) races: > > > https://github.com/openstack/neutron-specs/blob/master/specs/kilo/better-quotas.rst > > I thought you may be interested in looking into it to apply similar > ideas to nova. > Working on a library for this hasn't been ruled out yet. But right now I am simply trying to figure out how to reproduce the issue, and nothing else. > > /Ihar > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1 > > iQEcBAEBAgAGBQJVAMrNAAoJEC5aWaUY1u57aV8H/1jTSrpJYYRBH6hOrl2MlPNV > mgH+sszhKDZbNjHAlIjCGqu4/Rzbf7Xhp1ujhzQFA54UcQ/cKSsao7kgHcAGJ7ib > FHM8RIf0UNXw2KkvCc4gvrfEO0vxMkzWZ12RdtyKSJVxJgWNctnX6VI4f1ZS5mIb > S5mrpPxVyL/Hplr+Yy05m4S7ALyiKGVogCYtRYqnBaH3IIK9Nve3hyfzcgBvd+h+ > 9CfGeFX4WJr/JDGoDCNX/Zq9/SgVuEjm2fXgbZPaZDGoTc4RrrTe6TWi1g8mx/pD > QuTsyUu3CvRAr2qafPS4c2j0qEaooCsA22A8Il8mvnO7Rp12KkxCWojkoPvFOpA= > =JV5/ > -----END PGP SIGNATURE----- > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20150311/abf8dd75/attachment.html>