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

Clarify if you are using multiple printers on the one outq which has the
2901 page job.....or if you are using 1 wtr, 1 prtr, 1 outq all unique.

> -----Original Message-----
> From: owner-midrange-l@midrange.com
> [mailto:owner-midrange-l@midrange.com]On Behalf Of Al Barsa, Jr.
> Sent: Thursday, January 14, 1999 7:44 PM
> To: MIDRANGE-L@midrange.com
> Subject: Re: Question on how the AS/400 handles "spooling"
>
>
> At 08:16 PM 1/14/99 -0500, you wrote:
> >Hi Al,
> >
> >Why would that be such a knock on the other writers (and we don't have a
> TON of
> >writers; less than 20...)
> >
> Not enough info to be sure.  Possibly QPFRADJ was not set to two or three.
> Possibly the spooling pool was very small, and the performance adjustment
> could not catch up fast enough.
>
> >Also you say "front to back" - not sure I follow you... Sorry
>
> It reads the entire spooled file until it gets to the "starting page".  It
> starts on page 1, them page 2...
>
> The spooling process is designed to read/write, read/write.  Reads are
> fairly cheap, write are more costly.  Never the less, when
> bypassing pages,
> it's not really working like the original design.  So it uses lots of CPU
> cycles doing read, compare page #, read, compare page #...
>
> When it catches up, then everything goes back to normal.
>
> The first note did not provide enough detail.  This could have been a 4MB
> model B10.
>
> Al
>
>
>
>
>
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> Al Barsa, Jr. - Account for Midrange-L
> Barsa Consulting, LLC.
> 400 > 390
>
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