Re: [zfs-discuss] Feature Request Discussion (Was: Understanding ZFS replication)

2009-01-19 Thread Timothy Renner
ication across devices, which is likely non-trivial. -Tim Miles Nordin wrote: >>>>>> "tr" == Timothy Renner writes: >>>>>> > > tr> zfs set copies=2 zfspool/test2 > > 'copies=2' says things will be written

[zfs-discuss] Understanding ZFS replication

2009-01-18 Thread Timothy Renner
A few questions on data replication: Assuming I've created a pool named zfspool containing two unmirrored disks and I create: zfs create zfspool/test2 zfs set copies=2 zfspool/test2 Will data copied in there be guaranteed to be replicated on both devices? Or does ZFS just try its best to sprea

[zfs-discuss] Drive failure in an unmirrored pool.

2009-01-18 Thread Timothy Renner
http://forums.freebsd.org/archive/index.php/t-1197.html Is a fairly good writeup on this subject... The short and sweet: One disk in a non-mirrored pool dies and is replaced with a new disk... It looks like zpool scrub is able to recover from an error of this magnitude, but getting it to impo