Open Stack

On Wed, 2012-11-28 at 17:46 +0000, Mark McLoughlin wrote:
> On Wed, 2012-11-28 at 12:57 +0000, Mark McLoughlin wrote:
> > On Tue, 2012-11-27 at 23:57 +0000, Mark McLoughlin wrote:
> > 
> > >   * There's a very serious known issue with the image cache cleanup 
> > >     code when you're using shared storage:
> > > 
> > >       https://bugs.launchpad.net/nova/+bug/1078594
> > > 
> > >     The fix is invasive and risky, but there's a known workaround (i.e. 
> > >     disable the image cache manager) which Vish has documented in the 
> > >     release notes.
> > > 
> > >     We may just disable the image cache manager by default for the 
> > >     release.
> > 
> > Is it sufficient to just set remove_unused_base_images to False by
> > default?
> 
> From IRC:
> 
> <vishy> yeah although I think setting the interval=0 might be better
> <vishy> since it will be going crazy md5summing on shared storage and still running all the logic otherwise
> <vishy> so it may not delete images but I suspect the performance will still be horrible

Review posted:

  https://review.openstack.org/17064

Cheers,
Mark.