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From: Michal Soltys <soltys@ziu.info>
To: "michael@kmaclub.com" <michael@kmaclub.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: Confused about UUID mounting and mirrors
Date: Mon, 16 Jun 2008 22:41:05 +0200	[thread overview]
Message-ID: <4856CFE1.1020105@ziu.info> (raw)
In-Reply-To: <4856A8C6.3030609@kmaclub.com>

michael@kmaclub.com wrote:
> Hello,
> 
> This confuses mount at boot time.
> 
> How to I get it to correctly find md0 and not the components of the mirror?
> 

You mean you mount by /dev/disk/by-uuid/* ?

The 0.9x or 1.0 superblocks (the ones working nicely with grub and 
raid1) are placed at the end of the device, thus existing filesystem can 
be detected both from /dev/sd{a,b}1 and /dev/md0.

In such case, you will have to adjust udev rules, so sd{a,b}1 filesystem 
uuid symlinks will not be created, or will be overwritten by the symlink 
to /dev/md0.

You can achieve the latter with higher link_priority in OPTIONS, in your 
udev rules.


  reply	other threads:[~2008-06-16 20:41 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 [this message]
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
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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