From: Lars Marowsky-Bree <lmb@suse.de>
To: Anu Matthew <anu.matthew@bms.com>, linux-raid@vger.kernel.org
Subject: Re: Trouble assembling multipath md devices between two nodes who see the same LUNs.
Date: Tue, 19 Apr 2005 00:34:08 +0200 [thread overview]
Message-ID: <20050418223408.GC29071@marowsky-bree.de> (raw)
In-Reply-To: <4264234D.7030703@bms.com>
On 2005-04-18T17:14:53, Anu Matthew <anu.matthew@bms.com> wrote:
> Hello,
>
> I have two nodes, hostA and hostB, both of them see the same 4 multipath
> LUNs.
>
> md0 to md4 are thus visible to both the hosts, (yeah, they both do not
> write to thoe md devices at the same time, hostB mounts them only when
> hostA is down or has crashed, and viceversa.)
>
> It works for a while.
md multipath has on-disk metadata and modifies it. md is NOT
cluster-safe for concurrent activation.
Sincerely,
Lars Marowsky-Brée <lmb@suse.de>
--
High Availability & Clustering
SUSE Labs, Research and Development
SUSE LINUX Products GmbH - A Novell Business
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next prev parent reply other threads:[~2005-04-18 22:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-18 21:14 Trouble assembling multipath md devices between two nodes who see the same LUNs Anu Matthew
2005-04-18 22:34 ` Lars Marowsky-Bree [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-04-19 0:24 Anu Matthew
2005-04-19 7:20 ` Luca Berra
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