[Linux-cluster]GFS Problem

Michael Conrad Tadpol Tilstra mtilstra at redhat.com
Wed May 18 14:35:37 UTC 2005

On Tue, May 17, 2005 at 11:39:08PM -0600, Frank L. Setinsek wrote:
>    Hardware Configuration:  Six node cluster, each node has a LSI Fibre Channel
>    Host Adapter interface to a SAN.
>    Software Configuration: The kernel is 2.4.21-20.EL with GFS-6.0.2-25
>    Problem: While four nodes are simultaneously accessing the SAN, if a 5th
>    node attempts to access the SAN, one of the nodes will kernel panic.
>                  The node that crashes seems to be random.  All the crashes
>    have the same error as follows:
>    May 17 21:53:52 compute-0-2.local kernel: mptscsih: ioc0: WARNING - Device
>    (0:0:1) reported QUEUE_FULL!
>    May 17 21:53:52 compute-0-2.local kernel: SCSI disk error : host 0 channel 0
>    id 0 lun 1 return code = 440b0000

It really looks like your storage cannot have more than four nodes
accessing it at a single time.  You are getting scsi errors which are
completely confusing gfs, and causing it to panic.

Michael Conrad Tadpol Tilstra
To err is human, to really foul things up requires a computer.
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