[Lustre-discuss] e2fsck DB_NOTFOUND

Wojciech Turek wjt27 at cam.ac.uk
Mon Oct 12 16:39:14 PDT 2009


So is the mds.mdshdr file necessary for creating ostdb files?

Wojciech

2007/7/25 Bernd Schubert <bs at q-leap.de>

> On Wednesday 25 July 2007 14:34:40 Bernd Schubert wrote:
> > Hi,
> >
> > when I try to create the ostdb for lfsck I get this:
> >
> > Pass 6: Acquiring information for lfsck
> > error getting mds_hdr (3685469441:8) in
> > /data/home/bschubert/tmp/lustre/msdb: DB_NOTFOUND: No matching key/data
> > pair found
> > e2fsck: aborted
>
> Thats a problem of e2fsprogs-cfs6, when one creates the mds database
> with -cfs8 it additionally writes a msdb.mdshdr file.
> However, with -cfs8 I now get in pass 6 some strange messages
>
>
> beo-103:~# ~bschubert/bin/e2fsck.static -n -v --mdsdb
> ~bschubert/tmp/lustre/msdb /dev/sda4
> e2fsck 1.39.cfs8 (7-Apr-2007)
> /dev/sda4 lustre database creation, check forced.
> Pass 1: Checking inodes, blocks, and sizes
> MDS: ost_idx 0 max_id 2599831
> MDS: ost_idx 1 max_id 2597520
> MDS: got 16 bytes = 2 entries in lov_objids
> MDS: max_files = 236536
> MDS: num_osts = 2
> mds info db file written
> Pass 2: Checking directory structure
> Pass 3: Checking directory connectivity
> Pass 4: Checking reference counts
> Pass 5: Checking group summary information
> Pass 6: Acquiring information for lfsck
> warning MDS inode f8XXXX (inum 2196307): DB_KEYEXIST: Key/data pair already
> exists hard link?
> warning MDS inode f3eXXXXXXXXXXXXXXXXXXXXXXXXXXXXX$ (inum 2361448):
> DB_KEYEXIST: Key/data pair already exists hard link?
> warning MDS inode f7fXXXXXXXXXXXXXÿ  (inum 2164717): DB_KEYEXIST: Key/data
> pair already exists hard link?
> warning MDS inode f29XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
>                                                                  ! (inum
> 2164653): DB_KEYEXIST: Key/data pair already exists hard link?
> warning MDS inode f21XXXXXXXXXXXXXgõ# (inum 2197976): DB_KEYEXIST: Key/data
> pair already exists hard link?
> warning MDS inode f3bX$ (inum 2197976): DB_KEYEXIST: Key/data pair already
> exists hard link?
> warning MDS inode f34XØp( (inum 2395933): DB_KEYEXIST: Key/data pair
> already
> exists hard link?
> warning MDS inode f5cXXXXX|n( (inum 2396146): DB_KEYEXIST: Key/data pair
> already exists hard link?
> warning MDS inode f75XX (inum 2393989): DB_KEYEXIST: Key/data pair already
> exists hard link?
> warning MDS inode f78XXXXXXXXXXXXXXXXXXXXXXe1XIo& (inum 2524707):
> DB_KEYEXIST:
> Key/data pair already exists hard link?
> warning MDS inode f56XXXXXXXXXX (inum 2360127): DB_KEYEXIST: Key/data pair
> already exists hard link?
>
>
> Is that normal?
>
> Thanks,
> Bernd
>
> --
> Bernd Schubert
> Q-Leap Networks GmbH
>
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>



-- 
--
Wojciech Turek

Assistant System Manager

High Performance Computing Service
University of Cambridge
Email: wjt27 at cam.ac.uk
Tel: (+)44 1223 763517
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