What is the best filesystem for KVM Hypervisor?
raw + VirtIO or
qcow2 + VirtIO ?
Performance is the main issue.
closed as not constructive by Tom O'Connor♦, Chopper3, Tim Brigham, ewwhite, dunxd Sep 4 '12 at 13:51
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raw + virtio provides slightly better performance, but it lacks the snapshot ability. None of these is actually a filesystem, by the way.