On Oct 4, 2013, at 4:31 PM, Jeff Blaine <jblaine@kickflop.net> wrote: > * If not, and you looked into it, what stopped you? We stopped because of the memory fragmentation issue. ZFS will use ~twice t= he arc limit you set, and (in my experience) if you don't set the it wisely= (e.g. 20-25% total memory), your server will lock up solid. Cheers, Dan CERN IT=