$ zpool scrub poolname Takes about 4 hours on a raidz (2+1 HDD) ZFS volume for about 750GB of data. :) Validates all checksums for all the metadata and data. Regards, Spencer On Mar 17, 2010, at 13:08, Brett Delmage wrote: > What do other people do on (home) servers for checking large ext3 or other > journaling filesystems?