[Lustre-discuss] big problem: read-only fs

[Andreas Dilger]

On Sep 16, 2008  18:47 +0200, Papp Tam�s wrote:
> I run fsck on the node, and remounted it. Fsck found a lot of errors.
> 
> 
> After this I see this on the logs again:
> Sep 16 18:30:08 node1 kernel: LDISKFS-fs error (device sdb1): 
> ldiskfs_ext_find_extent: bad header in inode #58262056: invalid magic - 
> magic 0, entries 0, max 0(0), depth 0(0)
> Sep 16 18:30:08 node1 kernel: Remounting filesystem read-only
> 
> But why does -30 is here? I hoped, it will disappear after fsck, but I 
> see again. What could cause this problem? How can I solve it?

-30 = -EROFS, caused by the extent header error.  This was fixed in
very recent Lustre e2fsprogs, do you have the latest released version?

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.