Re: [Jfs-discussion] will fsck work?

[Dave K. <sh...@au...>]

On Mon, 2005-07-18 at 11:46 -0500, Kyle Davenport wrote:
> My old server crashed and died (RH6.2, kernel 2.4.24) so I stuck the
> drive in a newer server (RH8, kernel 2.6.11).  It won't mount with
> "...bad superblock...".   When I run fsck.jfs -n:
> 
>   **Phase 7 - Verify File/Directory Allocation Maps
> Errors detected in the Fileset File/Directory Allocation Map control
> information. (F)
> Errors detected in the Fileset File/Directory Allocation Map. (F)
> **Phase 8 - Verify Disk Allocation Maps
> Incorrect data detected in disk allocation control structures.
> ...is dirty.
> 
> I have upgraded jfsutils to 1.1.7.  Will fsck recover this drive, or
> should I get the old OS back up?  

fsck.jfs -f should recover it just fine.  fsck.jfs (without the -n) flag
rebuilds the Allocation Maps from scratch, so if fsck.jfs -n didn't
report any problems until Phase 7 & 8, you should be in good shape.

> Thanks,
> Kyle
-- 
David Kleikamp
IBM Linux Technology Center