Your request is reasonable, but not currently handled by the code. Its a bit concerning that your cache is so disk constrained -- is it a separate filesystem from the instance disk images?
Michael On Tue, Mar 31, 2015 at 3:26 PM, Chris Buccella <chris.bucce...@verilume.com> wrote: > I'm running Juno. Here's my situation: > > 1) There are a bunch of cached images on the compute nodes > (/var/lib/nova/instances/_base/) > 2) I want to keep the images in the cache as long as possible (for > performance reasons) > 3) I want to be able to spawn instances with an uncached image > > What I've observed is that if the cache is full, it won't automatically be > cleaned up when a new image tries to be cached. Instead, I get a "no valid > host" error when trying to boot a new instance. I've found the following > relevant config parameters: > > image_cache_manager_interval > remove_unused_base_images > remove_unused_original_minimum_age_seconds > > These work, but don't really help me. I don't want time-based cache > management, but on-demand cache management. Basically, if > removed_unused_base_images is true, the oldest image should be removed from > the cache to make room for the new one. > > Has anyone else encountered this situation? Maybe there's something I'm > missing? > > Thanks, > > > -Chris > > _______________________________________________ > Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : openstack@lists.openstack.org > Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > -- Rackspace Australia _______________________________________________ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack Post to : openstack@lists.openstack.org Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
