On Mar 14, 2010, at 12:16 AM, Tonmaus wrote: > Hi Richard, > > these are > - 11x WD1002fbys (7200rpm SATA drives) in 1 raidz2 group > - 4 GB RAM > - 1 CPU L5410 > - snv_133 (where the current array was created as well)
These are slow drives and the configuration will have poor random read performance. Do not expect blazing fast scrubs. In b133, the priority scheduler will work better than on older releases. But it may not be enough to overcome a very wide raidz2 set. -- richard ZFS storage and performance consulting at http://www.RichardElling.com ZFS training on deduplication, NexentaStor, and NAS performance Atlanta, March 16-18, 2010 http://nexenta-atlanta.eventbrite.com Las Vegas, April 29-30, 2010 http://nexenta-vegas.eventbrite.com _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
