On Jan 24, 2006 19:12 -0600, Franco M. Bladilo wrote: > We are having problems remounting an ext3 filesystem using an external > journal device. The filesystem in question was working fine until the > server was rebooted. > This is what we see on dmesg when trying to mount: > EXT3: failed to claim external journal device. > The external journal lives on a LVM2 logical volume and it seems to be > accessible ( we can dumpe2fs and see filesystem information). > > Here's the system information and command line used to create the > filesystem : > SuSE SLES9 2 , kernel 2.6.5 > ada718-5:/ # rpm -qa | grep e2fs > e2fsprogs-1.36-6.2 > ----------------------------------------- > mke2fs -O journal_dev /dev/mapper/home_jou_vol_grp-home_jou 400000 > mke2fs -E stride=16 -O sparse_super,dir_index -j -J > device=/dev/mapper/home_jou_vol_grp-home_jou /dev/mapper/home_vol_grp-home > > Any ideas? I believe the kernel does the journal device lookup by the device major/minor, and those are not fixed for LVM devices. Bull recently posted a patch here for mount to automatically find the correct block device for this journal UUID. Cheers, Andreas -- Andreas Dilger Principal Software Engineer Cluster File Systems, Inc. _______________________________________________ Ext3-users@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/ext3-users
