On 9/15/2014 01:37, Andrew Holway wrote: >> > To set expectation. Actually, the most recent release (0.63) of ZFS on > Linux is not that quick. Compared to what? To ZFS on Solaris, ZFS on FreeBSD, or ext4 on Linux? Any comparison between ZFS and non-ZFS probably overlooks things like fully-checksummed data (not just metadata) and redundant copies. ZFS will always be slower than filesystems without these features. TANSTAAFL.