search for: rbd_cache_target_dirty

...te to control the RBD cache settings on a per-volume basis. Under libvirt-1.0.6 such VM's refuse to start: error: Failed to start domain foo error: unsupported configuration: ':' not allowed in RBD source volume name 'mypool/foo:rbd_cache_size=268435456:rbd_cache_max_dirty=134217728:rbd_cache_target_dirty=33554432:rbd_cache_max_dirty_age=5' So my question is how do I control the cache settings now? Thanks, JN

...RBD cache settings on a per-volume basis. Under libvirt-1.0.6 such VM's refuse to start: >> error: Failed to start domain foo >> error: unsupported configuration: ':' not allowed in RBD source volume name 'mypool/foo:rbd_cache_size=268435456:rbd_cache_max_dirty=134217728:rbd_cache_target_dirty=33554432:rbd_cache_max_dirty_age=5' >> >> So my question is how do I control the cache settings now? > > You can set the cache mode with the cache attribute on the <driver> > element inside a <disk> [1]. This works for rbd with QEMU 1.2 or later. > > QE...

...rol the RBD cache settings on a per-volume basis. Under libvirt-1.0.6 such VM's refuse to start: > error: Failed to start domain foo > error: unsupported configuration: ':' not allowed in RBD source volume name 'mypool/foo:rbd_cache_size=268435456:rbd_cache_max_dirty=134217728:rbd_cache_target_dirty=33554432:rbd_cache_max_dirty_age=5' > > So my question is how do I control the cache settings now? You can set the cache mode with the cache attribute on the <driver> element inside a <disk> [1]. This works for rbd with QEMU 1.2 or later. QEMU will try to read /etc/ceph/ceph...

...e settings on a per-volume basis. Under libvirt-1.0.6 such VM's refuse to start: >>> error: Failed to start domain foo >>> error: unsupported configuration: ':' not allowed in RBD source volume name 'mypool/foo:rbd_cache_size=268435456:rbd_cache_max_dirty=134217728:rbd_cache_target_dirty=33554432:rbd_cache_max_dirty_age=5' >>> >>> So my question is how do I control the cache settings now? >> >> You can set the cache mode with the cache attribute on the <driver> >> element inside a <disk> [1]. This works for rbd with QEMU 1.2 or la...