Hi Everyone,

I am running a KVM test cluster on Fedora 19 using gluster + libgfapi as a network backend for my QCOW2 images. This configuration precludes me from using virsh's backup features provided in Fedora and thus I am doing "live snapshots" by executing:

# perform internal snapshot on qcow2 using FUSE mount to gluster:
qemu-img snapshot -c snapname /gluster/test.qcow2

# convert the snapshot to an external file for archiving:
qemu-img convert -s snapname /gluster/test.qcow2 /gluster-backup/test.qcow2.snapshot

My Question:

1. Is there any blocking or locking issues I should be concerned about while doing snapshot's or converts?

2. I know this leaves my snapshot in an inconsistent state...but is this an incorrect use of the qemu/qcow2 tools?

3. Is there a better way to do this via gluster / gfapi that I'm missing?

Thanks!

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