mount: /mnt-scratch: permission denied
touching file on read-only filesystem (should fail)
unmounting read-only filesystem
-umount: SCRATCH_DEV: not mounted.
+umount: SCRATCH_DEV: not mounted
setting device read-write
mounting read-write block device:
touch files
mounting filesystem with -o norecovery on a read-only device:
mount: /mnt-scratch: permission denied
unmounting read-only filesystem
-umount: SCRATCH_DEV: not mounted.
+umount: SCRATCH_DEV: not mounted
setting device read-write
mounting filesystem that needs recovery with -o ro:
*** done