On Thu, 6 Feb 2020 at 16:31, Feller, Paul <[email protected]> wrote:

> Well we have our z15 in and running.  We have been testing the System 
> Recovery Boost on our tech lpars.  What we have
> found makes us think we will be setting the option to BOOST=SPEED for our 
> tech lpars.  I normally define each lpar with a
> minimum of 1 zIIP with 1 zIIP in reserve.  With BOOST=SYSTEM the 2nd zIIP is 
> getting put online and it stays online for an
> hour.  We really don't want to do that on our tech lpars.  We may also look 
> at this related to the other lpars as we roll this out to
> see what happens.

What's the down side to having that zIIP online to that lpar? Is some
other work losing out because (presumably lower importance) "tech"
work is being done on the zIIP?

> Just daydreaming here, but it would be nice if there was a time limit you 
> could set for how long BOOST was active (unless I
> missed something).  As I stated before BOOST was active for an hour on our 
> tech lpars and they really don't need that
> BOOST for that long.

Could you not vary it offline at the right time using existing automation?

Tony H.

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