On Mar 1, 2010, at 8:32 AM, Giovanni Tirloni wrote:
> On Mon, Mar 1, 2010 at 1:16 PM, Tony MacDoodle wrote:
> What is the following syntax?
>
> zpool create tank mirror c1t2d0 c1t3d0 mirror c1t4d0 c1t5d0 spare c1t6d0
>
> Is this RAID 0+1 or 1+0?
>
> That's RAID1+0. You are mirroring devices and them striping the mirrors
> together.
>
> AFAIK, RAID0+1 is not supported since a vdev can only be of type disk, mirror
> or raidz. And all vdevs are stripped together. Someone more experienced in
> ZFS can probably confirm/deny this.
Correct, although the definition of vdev is not restricted to disks.
-- richard
ZFS storage and performance consulting at http://www.RichardElling.com
ZFS training on deduplication, NexentaStor, and NAS performance
http://nexenta-atlanta.eventbrite.com (March 16-18, 2010)
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