search for: ceph_arg

...sections of ceph.conf. That's really just a workaround though, since you probably don't want to create as many clients as you have sets of cache settings. There's no way to tell QEMU to read a non-default configuration file though, and libvirt runs QEMU in a clean environment so using CEPH_ARGS won't work either. Daniel and Eric, what do you think of exposing custom per-disk properties? QEMU did add support for driver-specific options recently. The rbd driver in QEMU could be modified to use those to receive ceph-specific options like cache size, and libvirt could provide a way to s...

On Jun 7, 2013, at 5:01 PM, Josh Durgin <josh.durgin@inktank.com> wrote: > On 06/07/2013 02:41 PM, John Nielsen wrote: >> I am running some qemu-kvm virtual machines via libvirt using Ceph RBD as the back-end storage. Today I was testing an update to libvirt-1.0.6 on one of my hosts and discovered that it includes this change: >> [libvirt] [PATCH] Forbid use of ':'