Note that the 32bit thing isn't completely a Linux issue. ZFS seems pretty much designed with 64bit in mind. On the Freebsd side, there is whole section on tun

Note that the 32bit thing isn't completely a Linux issue. ZFS seems pretty much designed with 64bit in mind. On the Freebsd side, there is whole section on tuning [0] for i386 users. Some of it might transpose to linux (at least the concepts and things to watch). [0] http://wiki.freebsd.org/ZFSTuningGuide http://wiki.freebsd.org/ZFSTuningGuide