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Re: Long Timeout

daemon@ATHENA.MIT.EDU (Pete Popov)
Wed Jul 2 13:28:55 1997

To: KD <KDombrofsky@compuserve.com>
cc: "linux-scsi@vger.rutgers.edu" <linux-scsi@vger.rutgers.edu>
In-reply-to: Your message of "Wed, 02 Jul 1997 03:51:10 EDT."
             <199707020351_MC2-19A6-953C@compuserve.com> 
Date: 	Wed, 02 Jul 1997 10:25:56 -0700
From: Pete Popov <pete@jones.asd.sel.sony.com>


> In linux/drivers/scsi/st.c, there is a LONG_TIMEOUT of 14 seconds.
> Is it dangerous to set this value to a higher one, like 30s or 60s ?
> Because i sometimes have a problem with a raid-system finding bad-blocks on
> one drive. Sometime it take 10 or more seconds and the raid is sending data
> again, but often the linux says: scsi-reset due to timeout and then the
> system hangs. May be this LONG_TIMEOUT is to short.
> My config:
> linux 2.0.29
> pentium 200
> adaptec 2940UW + raid
> symbios 53c810 + tape + cdrom + jaz
> linux is booting from raid

Since LONG_TIMEOUT is in st.c, it relates to a tape drive timeout, 
correct?  If that's the case, this is much too short. 

Can someone confirm that this is the timeout for tape drives? 


Thanks,

Pete

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