Hi,
When i run tunefs below is result:-
"NEW_PROD:[root@hqdwdb02 ~]# tune2fs -l /oracle/oradata/dwhdb/raildata
tune2fs 1.39 (29-May-2006)
tune2fs: Attempt to read block from filesystem resulted in short read while trying to open /oracle/oradata/dwhdb/raildata
Couldn't find valid filesystem superblock."