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From: tomj@pnet16.cts.com (Tom Jenkins)
Newsgroups: comp.unix.xenix.sco
Subject: Re: Xenix-Digiboard Problems
Message-ID: <1991May30.145604.601@ncep1.uucp>
Date: 30 May 91 14:56:04 GMT
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chip@chinacat.unicom.com (Chip Rosenthal) writes:
>In article <1991May26.201728.26322@ncep1.uucp>
>	tomj@pnet16.cts.com (Tom Jenkins) writes:
>>The problem is that our Xenix system hangs
>>every two-three weeks for no apparent reason.
>
>I'm not sure why you are blaming the Digiboard.  The PC/8e is a
>fine card - the one I recommend for 8-port UNIX and XENIX systems.
>
>I'd suggest that you are running out of clists.  If you've got eight
>ports activly banging away - ain't no way the distributed configuration
>is going to work without hanging.  Increase NCLIST and rebuild your
>kernel.  (I won't repeat the procedure - I summarized it earlier today
>in another article.)
>
>TFM (section 8.7.2) in the administrator's guide suggests 5 to 10
>clists is the average required per terminal.  (Don't count just serial
>lines - you've got a bunch of multiscreen's too, right?)  The max is
>16.  So, if you've got 8 serial lines and 4 multi screens active, that
>means you need 60 to 120 clists average, 192 maximum.  SCO distributes
>XENIX with NCLIST set to 100.  I'd recommend 200 for your configuration.
>
>Systems do wierd things when you run out of clists - kinda like
>what you are describing.
>
>P.S.  It sure would be nice to have a `crash' program for XENIX to
>debug these sorts of things.
>
>-- 
>Chip Rosenthal     <chip@chinacat.Unicom.COM>  |  Don't play so
>Unicom Systems Development      512-482-8260   |    loud, Mr. Collins.

Ok, I've changed it to 300.  Will let you know if the same thing happens. 

Btw, thanks for all who responded, and especially Chip and John.

--Tom Jenkins


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