[zfs-discuss] ZFS iSCSI volume problems

Tiernan OToole
Wed, 06 Jan 2010 15:32:06 -0000

stupid question, but it wouldent by any chance be an Intel Network adapter?
had a weird problem on Windows which had the same issue... new net driver
solved the problem... wonder if the Intel drive has the same problem on
Solaris...

--Tiernan

On Wed, Jan 6, 2010 at 2:28 PM, John <hortnon at gmail.com> wrote:

> I''m using snv_111 to host iSCSI for my backups. This went fine
until I
> enabled compression on the volume. About halfway through a backup (~250gb
> done), Solaris loses its network connection with no errors logged
> (/var/adm/messages and /var/log/* with no entries for an hour preceding).
> After reformatting the iSCSI volume (from Windows) and starting from
scratch
> to use compression, it takes about 10gb to trigger this. I''ve
tried several
> switches and routers, and the same always happens - the Solaris system
drops
> off the network for about 15 minutes.
>
> I tried to do a ''zfs destroy'' on the volume, and it hung,
along with all
> other zfs commands for about 3 hours. The volume only ever contained 550gb
> total of data.
>
> This is a 700gb volume on two mirrored 1tb drives.
>
> Looking back through the OpenSolaris-help mailing list, I see the zfs
> destroy hanging problem, but it looked like people believed that to be more
> related to dedup.
>
> Anyone have any ideas on what I could be doing better to avoid these
> behaviors?
> --
> This message posted from opensolaris.org
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--
Tiernan O''Toole
blog.lotas-smartman.net
www.tiernanotoolephotography.com
www.the-hairy-one.com
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