On Sun, 22 Oct 2006, Stephen Le wrote:

> Is it possible to construct a RAID-10 array with ZFS? I've read through
> the ZFS documentation, and it appears that the only way to create a
> RAID-10 array would be to create two mirrored (RAID-1) emulated volumes
> in ZFS and combine those to create the outer RAID-0 volume.
>
> Am I approaching this in the wrong way? Should I be using SVM to create
> my RAID-1 volumes and then create a ZFS filesystem from those volumes?

No - don't do that.  Here is a ZFS version of a RAID 10 config with 4
disks:

----- from 817.2271.pdf ---------

Creating a Mirrored Storage Pool

To create a mirrored pool, use the mirror keyword, followed by any number
of storage devices that will comprise the mirror. Multiple mirrors can be
specied by repeating the mirror keyword on the command line.  The
following command creates a pool with two, two-way mirrors:

# zpool create tank mirror c1d0 c2d0 mirror c3d0 c4d0

The second mirror keyword indicates that a new top-level virtual device is
being specied.  Data is dynamically striped across both mirrors, with data
being replicated between each disk appropriately.

----------- end of quote from 817-2271.pdf page 38 ------------

Regards,

Al Hopper  Logical Approach Inc, Plano, TX.  [EMAIL PROTECTED]
           Voice: 972.379.2133 Fax: 972.379.2134  Timezone: US CDT
OpenSolaris.Org Community Advisory Board (CAB) Member - Apr 2005
                OpenSolaris Governing Board (OGB) Member - Feb 2006
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