RE: Backup performance (CFINT) -- MIDRANGE-L

At 11:56 AM 11/6/00 -0500, you wrote:

Agreed, but that's all current models.  All 7XX, 8XX, 170 and 270 models 
fall into this category.

Al


>I think CFINT eats cycles only on server models (or those with purchased
>interactive performance).
>
>-----Original Message-----
>From: owner-midrange-l@midrange.com
>[mailto:owner-midrange-l@midrange.com]On Behalf Of Richard Jackson
>Sent: Monday, November 06, 2000 11:28 AM
>To: MIDRANGE-L@midrange.com
>Subject: RE: Backup performance (CFINT)
>
>
>-|-----Original Message-----
>-|From: owner-midrange-l@midrange.com
>-|[mailto:owner-midrange-l@midrange.com]On Behalf Of Jeff Crosby
>-|Sent: Monday, November 06, 2000 10:45 AM
>-|To: IGNITE/400 Mailing List; Midrange Mailing List
>-|Subject: Backup performance (CFINT)
>-|
>-|
>-|Question:
>-|
>-|I'm about to move to RISC.  I have read about the CFINT governor.  If my
>-|daily backup (library *ALLUSR) runs interactively in a restricted
>-|system, will this governor kick in and not allow the backup to proceed
>-|as fast as in batch?
>
>No, probably.  At V4R4 and before if there is only one user, the governor
>does not kick in.  I don't know about V4R5 on 800 series boxes - the
>algorithm was changed.  The critical element is "restricted state".  If the
>machine is not at a restricted state and other users are present, CFINT
>could be triggered.
>
>-|4 days a week (Mon-Thu), the operator inserts the tape into the drive
>-|and takes the backup option.  This backup is then submitted and then
>-|runs at 4am in batch.  On Friday evening, however, it runs immediately
>-|(ain't nobody here on Saturday).  I used to do it interactively.  I was
>-|afraid that this would kill performance under RISC, so I batched it.
>-|The interactive job (which is in subsystem QCTL) stays active and keeps
>-|the operator advised of the status.  The problem is the interactive job
>-|user's message queue object does not get saved from QUSRSYS since it is
>-|allocated to the interactive job.  If I go back to running this
>-|interactively on Fridays, this problem would go away, but what about
>-|that rascal CFINT job kicking in?
>-|
>-|--
>-|-Jeff
>-|The opinions expressed are my own and not necessarily
>-|the opinion of my company.  Unless I say so.
>-|+---
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>
>
>Richard Jackson
>Richard Jackson and Associates Ltd.
>IBM Business Partner
>mailto:richardjackson@richardjackson.net
>http://www.richardjacksonltd.com
>Telephone: 1 (303) 808-8058
>
>
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Al Barsa, Jr. - Account for Midrange-L
Barsa Consulting Group, LLC.    
400 > 390

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

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