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Date: Wed, 8 Jun 2011 23:12:03 +0200
From: Marius Strobl <marius@alchemy.franken.de>
To: Martin Matuska <mm@freebsd.org>, ppc@freebsd.org, sparc64@freebsd.org
Message-ID: <20110608211203.GA35440@alchemy.franken.de>
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Cc: freebsd-fs@freebsd.org, freebsd-stable@freebsd.org
Subject: Re: HEADS UP: ZFS v28 merged to 8-STABLE
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On Mon, Jun 06, 2011 at 12:53:11PM +0200, Martin Matuska wrote:
> Hi,
> 
> I have merged ZFS version 28 to 8-STABLE (revision 222741)
> 
> New major features:
> 
> - data deduplication
> - triple parity RAIDZ (RAIDZ3)
> - zfs diff
> - zpool split
> - snapshot holds
> - zpool import -F. Allows to rewind corrupted pool to earlier
>   transaction group
> - possibility to import pool in read-only mode
> 
> For updating, there is a compatibility layer so that in the update phase
> most functionality of the new zfs binaries can be used with the old
> kernel module and old zfs binaries with the new kernel module.

Beware that the compatibility layer is known broken on big-endian
architectures, i.e. powerpc64 and sparc64.

> 
> If upgrading your boot pool to version 28, please don't forget to read
> UPDATING and properly update your boot code.
> 
> Thanks to everyone working on the ZFS port, especially to
> Pawel Jakub Dawidek (pjd) for doing most of the work!
> 

Marius