On Sat, 01 May 1999 13:17:15 EDT, [EMAIL PROTECTED] wrote:

> Is anyone aware of tagged queuing problems with the following ultra-wide
> SCSI drive?  
> 
>   Vendor: QUANTUM  Model: XP32275W         Rev: LXY4
>   Type:   Direct-Access                    ANSI SCSI revision: 02

        YES.

> Using an array of several of these drives in a software RAID-0 stripe set,
> I can crash the system every hour or two (total system freeze) by running
> multiple bonnies on the array.  I've done it under 2.0.36 with a Buslogic
> BT-958 and with an Adaptec 2940uw.  With tagged queuing disabled, the
> system appears to be stable with the BT-958.  I've not yet tried going
> back to the 2940uw.

        This firmware revision is known for TQ bugs. Reducing queue depth 
to four commands or disabling it at all helps.
-- 
        Best regards, -- Boris.



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