On Jan 5, 2011, at 7:49 AM, Bruins wrote:
> I have a filer running Opensolaris (snv_111b) and I am presenting a iSCSI
> share from a RAIDZ pool. I want to run ZFS on the share at the client. Is
> it necessary to create a mirror or use ditto blocks at the client to ensure
> ZFS can recover if
> From: Brandon High [mailto:bh...@freaks.com]
>
> On Thu, Jan 6, 2011 at 5:33 AM, Edward Ned Harvey
> wrote:
> > But the conclusion remains the same: Redundancy is not needed at the
> > client, because any data corruption the client could possibly see from
the
> > server would be transient and
On Thu, Jan 6, 2011 at 5:33 AM, Edward Ned Harvey
wrote:
> But the conclusion remains the same: Redundancy is not needed at the
> client, because any data corruption the client could possibly see from the
> server would be transient and self-correcting.
Weren't you just chastising someone else f
> From: Bob Friesenhahn [mailto:bfrie...@simple.dallas.tx.us]
> >
> > But that's precisely why it's an impossible situation. In order for the
> > client to see a checksum error, it must have read some corrupt data from
> the
> > pool storage, but the server will never allow that to happen. So the
On Wed, 5 Jan 2011, Edward Ned Harvey wrote:
You are asking a very intelligent question though. At first blush, it would
appear to be possible for the client to detect a checksum error, and then
due to lack of redundancy, be unable to correct it. Fortunately that's not
possible (see below) but
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-
> boun...@opensolaris.org] On Behalf Of Bruins
>
> I have a filer running Opensolaris (snv_111b) and I am presenting a
> iSCSI share from a RAIDZ pool. I want to run ZFS on the share at the
> client. Is it necessary to create a mir
I have a filer running Opensolaris (snv_111b) and I am presenting a
iSCSI share from a RAIDZ pool. I want to run ZFS on the share at the
client. Is it necessary to create a mirror or use ditto blocks at the
client to ensure ZFS can recover if it detects a failure at the client?
Thanks,
Bruin
