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Date: Sun, 08 Feb 2009 14:57:27 +0100
From: Milan Broz <mbroz@redhat.com>
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Subject: Re: [linux-lvm] Can't mount or access Logical Volume (LV)
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To: LVM general discussion and development <linux-lvm@redhat.com>

Glenn Everette wrote:
> I'm using OpenSuSe 11.1. The LV was initially created on a 10.3 with one
> drive and extended to two drives. I've moved the physical volume into
> and out of various linux distros with no problem. Now the Logical Volume
> does not show up in any partitioning tool or any Linux distro.
...
> vault {
>         id = "4LIF0K-KJQl-JtpG-bRTv-YoSA-18Zz-kwKIoy"
>         seqno = 6
>         status = ["EXPORTED", "RESIZEABLE", "READ", "WRITE"]
...

> omni:~ # lvs --all --debug --verbose
>     Finding all logical volumes
>   Volume group vault is exported

Your VG is apparently marked as exported (see man for vgexport/vgimport)

Try 

vgimport vault
vgchange -a y vault


Milan
--
mbroz@redhat.com