Re: Question on how the AS/400 handles "spooling"

["Al Barsa, Jr." <barsa2@xxxxxxx>]

At 01:59 PM 1/14/99 -0500, you wrote:
>Hi Folks,
>
>Had a strange one here yesterday. We have an HP 5si attached to the
>AS/400 via MPI's "Blue Kit". The system see this printer as an IPDS
>printer (type) and were are using AFP. It was printing 2,383 invoices on
>a custom printed form and ran out of paper at page 1901. Some well
>meaning sole placed plain paper in the printer and it took off and
>finished the rest of the run on plain stock paper... The spool file goes
>to save so I restarted it at page 1901 and it took FOREVER to do
>anything (part of this has to do with MPI and I am working on this with
>them) and while this was going on it CREAMED our other printers. A
>printer would ask for form type or get alignment or end of forms
>messages and take 5 or 10 minutes to do anything. There were INCREDIBLE
>pauses between each spool file printed on these other printers. The
>system was NEVER over 20 % CPU and that was the peak. The writer for the
>5si did show towards the top of the list but with less than 4% CPU.
>Interactive and batch response were GREAT.
>
>Hope that's enough background - NOW my question...
>
>WHAT was going on with spooling ?

The system was processing (bypassing) the first 1901 pages.
>
>HOW is this handled on the system ?

It reads the spooled file from the front to the back.
>
Al




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Al Barsa, Jr. - Account for Midrange-L
Barsa Consulting, LLC.  
400 > 390

Phone:  914-251-1234
Fax:    914-251-9406
http://www.barsaconsulting.com

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