[Linux-cluster] Files are there, but not.

[Robert Peterson]

Jaap Dijkshoorn wrote:
> Hi All,
>
> We are running a GFS / NFS cluster with 5 fileservers. Each server
> exports the same storage as a different NFS server. nfs1, nfs2....nfs5
>
> On nodes that mount on nfs1 we have the following problem:
>
> root# ls -l
> ls: CHGCAR: No such file or directory
> ls: CHG: No such file or directory
> ls: WAVECAR: No such file or directory
> total 17616
> -rw-------  1 xxxxxxxx yyy    1612 Sep 26 15:43 CONTCAR
> -rw-------  1 xxxxxxxx yyy    167 Sep 26 14:11 DOSCAR
>
> Other fileservers display the 3 missing files normally and they are
> accessible. On the fileservers we also get these kind messages:
>
> h_update: A.TCNQ/CHGCAR already up-to-date!
> fh_update: A.TCNQ/CHGCAR already up-to-date!
> fh_update: A.TCNQ/CHGCAR already up-to-date!
> fh_update: A.TCNQ/CHGCAR already up-to-date!
> fh_update: A.TCNQ/WAVECAR already up-to-date!
> fh_update: A.TCNQ/WAVECAR already up-to-date!
> fh_update: A.TCNQ/WAVECAR already up-to-date!
> fh_update: A+B/CHGCAR already up-to-date!
> fh_update: A+B/CHGCAR already up-to-date!
> fh_update: A+B/CHGCAR already up-to-date!
> fh_update: A+B/WAVECAR already up-to-date!
>
> I don't know where to start looking to trac this problem. If i reboot
> the nfs1 server the problem is gone, but in time the problem comes back
> with other files, until now on the same fileserver.
>
> Maybe someone has seen this problem before?
>
> We use GFS version CVS 1.0.3 stable. with kernel 2.6.17.11
>
>
>
>
> Met vriendelijke groet, Kind Regards,
>
> Jaap P. Dijkshoorn
> Systems Programmer
> mailto:jaap at sara.nl    http://home.sara.nl/~jaapd
>
> SARA Computing & Networking Services
> Kruislaan 415     1098 SJ  Amsterdam
> Tel: +31-(0)20-5923000
> Fax: +31-(0)20-6683167
> http://www.sara.nl
>   
Hi Jaap,

I'm cleaning out my backlog of emails, so I apologize for now seeing 
this sooner.
This problem might be the same as:

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=190756

Regards,

Bob Peterson
Red Hat Cluster Suite