From: Chuck Lewis <>

> You know Jan, the timing of this is great (for me) because we are on a
> 620-2179 and at V4R1 CFINT never seemed to do much when viewed via
> WRKSYSACT. I upgraded to V4R5 in November and just noticed today (via
> WRKSYSACT) that unless I was seeing things, the % for CFINT seemed to be
> jumping around and it was NOT in V4R1... (? ? ?).
> I was always under the impression that the 620-2179 was "immune"
> from this ?
> Comments, anyone ? :-)

The 620 does not have different interactive and batch CPW, so
in that sense CFINT shouldn't penalize you. But CFINT is also
used for other things (normal interrupt handling). Furthermore,
some of the scheduling algorithms have been changed from
V4R1 to V4R5, so maybe that is what you are seeing.
What is typical CFINT%?  5%, 10%, 20%, 50%, ...

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