On 11/14/2012 04:03 PM, Sam Morrison wrote:
> After the upgrade which went relatively smoothly (a lot easier than
> diablo -> essex) almost all our base images were deleted by the image
> cache clean up.
> I can't explain how this happened. We lost a total of about 70 images
> that affected ~200 running instances.
> We have since disabled this flag until we can find out what went wrong.
> I can see it in the logs and if this flag is enabled it would delete a
> lot of in use base files still.
> We have an nfs mounted /var/lib/nova/instances directory where the _base
> dir is located so I'm wondering if this had something to do with it?
> Is the image cache cleanup meant to work in a shared instance storage