On Thu, Mar 31, 2011 at 8:39 PM, Nico Kadel-Garcia <nkadel at gmail.com> wrote: > On Thu, Mar 31, 2011 at 8:50 PM, Winter <winter at frostmarch.com> wrote: >> On 3/31/2011 6:22 PM, neubyr wrote: >>> Hi, >>> >>> I need to mount a LVM in rescue mode to create a new initrd image. I >>> am not sure how do I fond out which LogVol is to be mounted. How do I >>> find it out? In most of the configs I have used LogVol00 with ext3 >>> filesystem which contains OS install. This particular system is not >>> installed by me and I am not sure how do I find it out. I did try 'lvm >>> lvs' command, but probably that's not the right command here. Any >>> help? >>> >>> -- >>> thanks, >>> neuby.r. >> >> Good evening, Neuby >> >> When you boot into rescue mode are you given the option to >> continue-mount or read-only-mount the system to /mnt/sysimage? You >> could try to view /mnt/sysimage/etc/fstab to find the partition types. >> >> Regards, >> >> W. > > If he could do *that*, he would already have the volumes mounted, > barring other strangeness going on. They'd all be mounted under > "/mnt/sysimage", and would be revealed by the "df" or "mount" > commands. > > If this isn't available, the "pvscan", "vgscan", and "lvscan" commands > are all available in the bootable CD, *but* they are all built into > the underlying "lvm" command. So type "lvm pvscan" to find what > physical volumes are set up for LVM, "lvm vgscan" to find the volume > groups, and "lvm lvscan" to find the volumes. > > Re-activating an 'inactive' LVM due to a messed up configuration or > volume is left as an exercise for the reader. > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > It's not mounting any volumes by default as it's not able to read partition table and hence says no Linux partitions found. But I am able to see partitions using fdisk and check LVM volumes. I am not sure which volume of that contains OS install VolGroup00-LogVol00 or VolGroup00-LogVol01. Is there any way I can determine it?