[linux-lvm] LVM2 and RAID 1 not working on Fedora Core 2

Patrick Caulfield pcaulfie at redhat.com
Thu Jul 22 15:34:08 UTC 2004

On Thu, Jul 22, 2004 at 09:42:58AM -0400, Zachary Hamm wrote:
> Hello, I'm running Fedora Core 2 on a Dell Poweredge 1750 with three 36G
> SCSI drives setup with two volumes, /boot and /, setup with software RAID 1
> with online spare.  This was setup at install, which reported no errors.
> I've done a yum update as well.
> The problem is that only one of the to volume groups is recognized and
> mirrored (/boot), as apparently vgscan does not like the the large drives
> (which aren't that large...).   Any help is appreciated.

It looks to me like you need to stop LVM looking at the "real" disks, and make
it only look at the MD devices.

Either add a filter like "a/md*/" or add "md_component_detection = 1" to the
devices section of the lvm.conf file - if you're running a recent lvm2



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