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Date:      Wed, 18 Jan 2012 02:05:51 +0400
From:      Dmitry Sarkisov <ait_mlist@rocc.ru>
To:        Devin Teske <devin.teske@fisglobal.com>
Cc:        'Liste FreeBSD' <freebsd-questions@freebsd.org>
Subject:   Re: Backup strategy for zfs + jail
Message-ID:  <20120117220551.GA8800@aperturescience.org>
In-Reply-To: <03a501ccd562$5b2f4e80$118deb80$@fisglobal.com>
References:  <885A2A83-A6FF-4E03-AB67-09BE0D2E557E@todoo.biz> <03a501ccd562$5b2f4e80$118deb80$@fisglobal.com>

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On 17-01-2012, Tue [13:52:48], Devin Teske wrote:
> 
> 
> > -----Original Message-----
> > From: owner-freebsd-questions@freebsd.org [mailto:owner-freebsd-
> > questions@freebsd.org] On Behalf Of bsd
> > Sent: Tuesday, January 17, 2012 1:04 PM
> > To: Liste FreeBSD
> > Subject: Backup strategy for zfs + jail
> > 
> > Hi,
> > 
> > I have a simple 1U server with two disks that I have configured as a jail
> server.
> > 
> > I want to setup a simple yet very efficient backup policy for my jail
> environment.
> > 
> > This server is running a ZFS filesystem.
> > 
> > Ideally I would like to backup the main zfsroot/jail and all subdirectories on
> a
> > backup FTP server.
> > 
> > 
> > . What kind of tool would you suggest ?
> > 
> > I need to focus on :
> > 
> > --> Simplicity of setup
> > --> Ease of recovery
> > --> Efficiency
> > --> Compatibility with ZFS
> > 
> > 
> 
> If you're running 9, give HAST a shot.
> 
> TCP/IP block-level mirroring provided by HAST should be able to mirror the ZFS
> container in near-RT and be tolerant of things like network issues.
> -- 
> Devin
> 


I personally wouldn't rely on such a new technology as HAST, considering the importancy of backups.
ZFS has some nice features already. 

Create snapshots of your datasets and use zfs send. You can even transfer differences between snapshots.
Google for it. ZFS is awesome modern technology, more than that it's stable enough. ;)


-- 
Best wishes,

Dmitry Sarkisov
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