From: Ulli Horlacher <framstag@rus.uni-stuttgart.de>
To: linux-btrfs@vger.kernel.org
Subject: Re: RAID0 wrong (raw) device?
Date: Thu, 13 Aug 2015 14:06:57 +0200 [thread overview]
Message-ID: <20150813120657.GB24122@rus.uni-stuttgart.de> (raw)
In-Reply-To: <55CC830D.2070304@gmail.com>
On Thu 2015-08-13 (07:44), Austin S Hemmelgarn wrote:
> 2. Be _VERY_ careful using BTRFS on top of _ANY_ kind of shared storage.
> Most non-clustered filesystems will have issues if multiply mounted,
> but in almost all cases I've personally seen, it _WILL_ cause
> irreparable damage to a BTRFS filesystem (we really need to do something
> like ext4's MMP in BTRFS).
Same with ZFS: it has also no MMP and when you mount a shared block device
twice you will destroy it irreparable. Kids, do not try this at home - I
have done so ;-)
--
Ullrich Horlacher Server und Virtualisierung
Rechenzentrum IZUS/TIK E-Mail: horlacher@tik.uni-stuttgart.de
Universitaet Stuttgart Tel: ++49-711-68565868
Allmandring 30a Fax: ++49-711-682357
70550 Stuttgart (Germany) WWW: http://www.tik.uni-stuttgart.de/
REF:<55CC830D.2070304@gmail.com>
next prev parent reply other threads:[~2015-08-13 12:21 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-12 13:07 RAID0 wrong (raw) device? Ulli Horlacher
2015-08-12 17:03 ` Chris Murphy
2015-08-12 17:43 ` Hugo Mills
2015-08-12 17:53 ` Chris Murphy
2015-08-13 12:11 ` Ulli Horlacher
2015-08-13 7:34 ` anand jain
2015-08-13 12:02 ` Ulli Horlacher
2015-08-13 14:55 ` Ulli Horlacher
2015-08-13 16:24 ` Anand Jain
2015-08-14 7:32 ` Ulli Horlacher
2015-08-15 0:02 ` Anand Jain
2015-08-15 10:09 ` Ulli Horlacher
2015-08-13 11:44 ` Austin S Hemmelgarn
2015-08-13 12:06 ` Ulli Horlacher [this message]
2015-08-13 22:32 ` Gareth Pye
2015-08-13 22:54 ` Hugo Mills
2015-08-13 23:29 ` Gareth Pye
2015-08-14 11:26 ` Austin S Hemmelgarn
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