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October 1999, Week 2

HP3000-L@RAVEN.UTC.EDU

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Subject:
From:
Thomas Madigan <[log in to unmask]>
Reply To:
Thomas Madigan <[log in to unmask]>
Date:
Sun, 10 Oct 1999 10:05:24 -0400
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OK, guys!!  Let's not knock the 950 too hard.  True, you had to use a
100-ton marine cargo crane to move the thing around, but the system itself
was bulletproof.

My fondest memory (no pun!) of the 950 was returning some memory to our
local HP shop.  Do you remember the size of the memory boards for a 950 at
16 MB each?  When the memory was boxed up, it looked like you were carrying
a large supreme with extra pepperoni from Domino's!  While I was carrying
the box across campus to my car, a couple of students walking the other way
made the observation, "Wow, man!!  Looks like he's going to have a pizza
party!!"  I then proceeded to let them know that I was carrying a $20,000
pizza; however, I didn't hang around long enough to catch the looks on
their faces.

Imagine that - - $20K for 16 megs of memory!!  I don't long for the good
old days.

Tom Madigan
BSEPA (and not ashamed to admit it!)

At 12:05 PM 10/9/99 -0400, Richard Gambrell wrote:
>Cecile Chi wrote:
>>
>...after some comments from me about 170 sessions on a 960...
>>
>> A customer of mine (not the one with the 950) ran the business-critical
>> systems such as manufacturing and purchasing on a 960 until about a
>> year ago.  The regular daytime load was 200-220 sessions and about
>> 20 background jobs.  It finally "hit the wall" at 240 sessions, and
couldn't
>> do anything except manage itself until someone went around and
>> powered off some of the PC's.  The replacement 969/220 combined the
>> load from two 960's and has a daytime load of close to 400 sessions
>> plus 30 background jobs and random batch jobs.  It doesn't even
>> breathe hard except when Oracle gets itself tangled up (technical
>> explanation from the System Manager).
>
>Maybe we could have achieved this level of sessions if we had fewer people
>running everything from within HPDesk...or if we'd bought SPLash! All of
>our terminal io from native mode programs go through a CM switch to
>SPL/assembler routines Jeff Kell wrote long ago.  However, if we'd done
>that, we probably still have the 960 and not the 969/120.:-)
>
>>
>> The secret on the 960 was to use job-management software to
>> single-thread Quiz, even after it was compiled with PDQ.  At least,
>> that's what we think helped.
>
>IIRC, PDQ is CM, but in it at least a batch report would mostly stay in CM
>(or is it OCTCOMPed?).
>
>>
>> Cecile Chi
>
>
>--
>Richard L Gambrell
>Database Administrator and
>Consultant to Computing Services at UTC
>
>** UTC business:
>  University of Tennessee at Chattanooga
>  113 Hunter Hall, Dept. 4454
>  615 McCallie Ave., Chattanooga, TN 37403-2598
>  fax: 423-755-4025
>  phone: 423-755-4551       email: [log in to unmask]
>
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>

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