FWIW this is still an issue with current libvirt git, but I haven't dug into it any further. - Cole On 05/03/2014 04:54 PM, Cole Robinson wrote: > I'm seeing a regression with: > > commit 79f11b35c77b3c286c84312dc9737c2ccbf67ed5 > Author: Eric Blake <eblake@xxxxxxxxxx> > Date: Tue Apr 8 14:26:02 2014 -0600 > > conf: track user vs. canonical name through full chain lookup > > > Setup info: > > $ ls -ld /mnt/data > lrwxrwxrwx. 1 root root 17 Oct 24 2011 /mnt/data -> terabytedrv/data/ > $ ls -l /mnt/data/devel/images/f18* > -rw-r--r--. 1 qemu qemu 9316335616 Mar 30 18:36 > /mnt/data/devel/images/f18-backing-img.qcow2 > -rw-r--r--. 1 root root 6848249856 Apr 25 19:11 /mnt/data/devel/images/f18.qcow2 > > $ qemu-img info /mnt/data/devel/images/f18-backing-img.qcow2 > image: /mnt/data/devel/images/f18-backing-img.qcow2 > file format: qcow2 > virtual size: 9.8G (10485760000 bytes) > disk size: 8.7G > cluster_size: 65536 > Snapshot list: > ID TAG VM SIZE DATE VM CLOCK > 1 snapshot1 0 2014-01-13 18:48:43 00:00:00.000 > 2 snapshot2 0 2014-01-13 18:49:39 00:00:00.000 > Format specific information: > compat: 0.10 > > $ qemu-img info /mnt/data/devel/images/f18.qcow2 image: > /mnt/data/devel/images/f18.qcow2 > file format: qcow2 > virtual size: 9.8G (10485760000 bytes) > disk size: 6.4G > cluster_size: 65536 > backing file: f18-backing-img.qcow2 (actual path: > /mnt/data/devel/images/f18-backing-img.qcow2) > Format specific information: > compat: 0.10 > > > Before the patch: > > $ sudo virsh vol-dumpxml /mnt/data/devel/images/f18.qcow2 > [full xml with backing image info] > > After the patch: > > $ sudo virsh vol-dumpxml /mnt/data/devel/images/f18.qcow2 > [xml minus xml for the backing image] > > And these errors are on the console when the daemon starts: > > 2014-05-03 20:52:34.970+0000: 20600: error : virFindBackingFile:590 : Cannot > access backing file './f18-backing-img.qcow2': No such file or directory > 2014-05-03 20:52:34.970+0000: 20600: warning : > virStorageFileGetMetadataInternal:868 : Backing file 'f18-backing-img.qcow2' > of image '/mnt/data/devel/images/ztester-serial-f18.qcow2' is missing. > > On git head actually the vol-dumpxml explicitly fails, but I don't have the > error handy. > -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list