mount: /dev/sdb1 already mounted or /blah busy
On Tue, Apr 22, 2008 at 12:39:41PM -0700, Al Sparks wrote:
> How do I go about troubeshooting this? I'm using RHEL 4 update 6.
> mount: /dev/sdb1 already mounted or /blah busy
> It's actually an iSCSI LUN (NetApp filer). I successfully configured (ext3) and mounted it, but when I rebooted, the /dev/sdb1 device/partition is seen by the kernel and it shows up with "fdisk -l".
> Nevertheless I get that error. I've tried "umount" and am informed that /blah isn't mounted. I've tried "lsof" and don't find a process that's attached to /blah.
> I also tried "fsck -t ext3 /dev/sdb1" which worked (so it detects the ext3 file system).
> Any other tools to check out?
cat /proc/mounts | grep sdb1
You could possibly have /dev/sdb1 already mounted at some different mount point.
If that doesn't help, look for aliases for sdb1 in /dev
> === Al
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