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From: Marian Csontos <mcsontos@redhat.com>
To: LVM general discussion and development <linux-lvm@redhat.com>
Cc: siva krishna <hisivakrishna@gmail.com>
Subject: Re: [linux-lvm] determining boot disk name(/dev/sd...) on RHEL LVM
Date: Fri, 26 Apr 2013 17:26:11 +0200	[thread overview]
Message-ID: <517A9C93.8030804@redhat.com> (raw)
In-Reply-To: <CAJbV6UOaAHcrP8272Jtbb2Yo8edk7P4=Evr4iHxVY3hM2J-Psg@mail.gmail.com>

On 04/26/2013 11:19 AM, siva krishna wrote:
> Hi all,
>
> is there a way to determine the device name (eg: /dev/sda, /dev/sdb)
> on lvm partitioned disks,  when the os is booted from the lvm partitioned
> disk
> and there are also multiple disks connected which are having lvm partions
> with same volume group names as the primary disk.

lsblk should give you an answer on running system.

>
> i tried doing vgdisplay
>   and then correlating it's output with cat /etc/fstab, cat /etc/cmdline
>
> but there are multiple volume groups having the same name so can't find
> from which volume the RHEL is booting

You can not have running system with multiple VGs with same name.

I guess you mean the volume group spans over multiple disks, right?

If you happen to really have multiple VGs with same name, you have to 
fix VG names - search for words duplicate vg name.

-- Marian

>
> Thanks
> siva
>
>
>
> _______________________________________________
> linux-lvm mailing list
> linux-lvm@redhat.com
> https://www.redhat.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
>

      parent reply	other threads:[~2013-04-26 15:26 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-26  9:19 [linux-lvm] determining boot disk name(/dev/sd...) on RHEL LVM siva krishna
2013-04-26 13:00 ` Venkata rama krishna Boddu
2013-04-26 15:26 ` Marian Csontos [this message]

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