From: Michael Tokarev <mjt@tls.msk.ru>
To: "michael@kmaclub.com" <michael@kmaclub.com>
Cc: David Greaves <david@dgreaves.com>,
Michal Soltys <soltys@ziu.info>,
linux-raid@vger.kernel.org
Subject: Re: Confused about UUID mounting and mirrors
Date: Wed, 18 Jun 2008 18:00:07 +0400 [thread overview]
Message-ID: <485914E7.1000800@msgid.tls.msk.ru> (raw)
In-Reply-To: <4857C7FC.9000000@kmaclub.com>
michael@kmaclub.com wrote:
[]
> Using the filesystem ID doesn't work either because /dev/sda, /dev/sdb,
> and /dev/md0 all have the same UUID since it is a mirror. How do you
> tell the system to mount /dev/md0 and not the individual drives which is
> what it is trying to do now.
The tools/library that looks up filesystem UUIDs/labels are smarter than
that. Or are supposed to be smarter. That it - the tools are able to
recognize and skip components of a raid array, since raid superblock is
present on the device - which is not present on the array itself.
/mjt
next prev parent reply other threads:[~2008-06-18 14:00 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-16 17:54 Confused about UUID mounting and mirrors michael
2008-06-16 20:41 ` Michal Soltys
2008-06-16 21:29 ` michael
2008-06-16 21:38 ` David Greaves
2008-06-17 2:29 ` michael
2008-06-17 7:11 ` Michael Tokarev
2008-06-17 14:19 ` michael
2008-06-17 16:10 ` Clive Messer
2008-06-18 14:00 ` Michael Tokarev [this message]
2008-06-18 14:42 ` michael
2008-06-20 2:17 ` michael
2008-06-17 19:17 ` Peter Grandi
2008-06-17 21:37 ` Michal Soltys
2008-06-19 3:56 ` Neil Brown
2008-06-22 20:05 ` Bill Davidsen
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