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List:       evms-devel
Subject:    Re: [Evms-devel] Unable to see filesystem type in linux 2.6.3
From:       jplejacq () quoininc ! com
Date:       2004-02-25 1:44:18
Message-ID: Pine.LNX.4.44.0402242042480.28923-100000 () phoenix ! quoininc ! com
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On Tue, 24 Feb 2004, Kevin Corry wrote:

> On Tuesday 24 February 2004 14:55, jplejacq@quoininc.com wrote:
>
> >   boot: raid 1 region > dos segment
> >   root: lvm > raid 1 > bbr > dos
> >
> > This configuration has works fine with 2.6.2.  With 2.6.3, properly
> > patched per the evms installation instructions, I'm able to boot
> > using initrd and mount the root partition.  However, fsck of root
> > fails with an error message saying there is no such device.  I'm
> > able to get to single user mode and run evms.  evms sees the root
> > volume but does not recognize the file system type.
>
> A patch was added before 2.6.3 that allows partitioning for MD devices, but
> under a different major number than normal MD devices. This new major number
> is assigned dynamically at boot-time, just like Device-Mapper's major number.
> As a consequence, it's very likely that the major number for all your volume
> device nodes has changed from 254 to 253. I noticed this on one of my
> machines today.
>
> When you get to single user mode, you need to run:
> mount -o remount,rw /
> /sbin/evms_activate
>
> This will reset all the device nodes in /dev/evms/. Then exit the single-user
> shell and your system should reboot normally.

Thank you.  This did the trick.

-- 
JP




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