[Linux-cluster]GFS Problem

[Michael Conrad Tadpol Tilstra]

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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