Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
For the record the problem was cused by the dbraid kernel module. As I was not using it a quick rpm -e dmraid removed it and fixed the problem. Rob > Hi all, > > I've been wrestling with a problem with drdb and centos. I have > successfully created one drbd resource, but when I try the create a 2nd, I > get an error on one of the nodes: > > Lower device is already mounted. > Command 'drbdsetup /dev/drbd1 disk /dev/hdd1 internal -1' terminated with > exit code 20 > > The partition is not mounted from fstab etc and is newly created with > parted after wiping this disk with dd. > > On the node with the problem I see: > > cat /proc/partitions > major minor #blocks name > > 3 0 60034968 hda > 3 1 514048 hda1 > 3 2 1534207 hda2 > 3 3 57986617 hda3 > 22 0 120060864 hdc > 22 1 114688003 hdc1 > 22 64 117220824 hdd > 22 65 114688003 hdd1 > 253 0 117219800 dm-0 > 253 1 114688003 dm-1 > 147 0 114556928 drbd0 > > On the other node the dm-0 and dm-1 do not occur. Being new to Linux, I am > not sure where these come from. I have tried google, but nothing makes > sense. This maybe a red herring, but dm-1 has the same number of blocks > as hdd1 which I am trying to mount so I'm guessing that this is the cause > of the problem. > > As I have tried changing every thing I can except the mb/processor and > reinstalling, I'm really stuck. > > HELP Please. > > Rob > > > > > _______________________________________________ > drbd-user mailing list > drbd-user at lists.linbit.com > http://lists.linbit.com/mailman/listinfo/drbd-user >