RMF MON III will report an estimated time until soft-capping will begin. This 
can also be monitored as an RMF exception condition so that you can set a 
threshold and take some action. 

If RMF III has this capability others monitors may also have it. I would 
contact the monitor vendor and ask them directly. Installing a new monitor (and 
paying for a new monitor) could totally wipe out the value achieved by soft 
capping. 

>From your description it does appear that the Defined Capacity may be too 
>small for the workload in this LPAR. It is a tradeoff between providing the 
>required service levels and the financial savings that the throttling 
>provides. When the LPAR is capped by either the soft cap or LPAR Group 
>Capacity Limits the impact within the LPAR is controlled by how WLM has been 
>implemented in the LPAR. From a WLM management point of view it is the same as 
>being short on CPU resource (the CPU being the only resource that is actually 
>limited by the capping). The work with the highest IMPORTANCE levels is 
>impacted first. (In this context high WLM importance indicated low CPU 
>priority). 

-- 
Al Sherkow, I/S Management Strategies, Ltd.
Consulting Expertise on Capacity Planning, Performance Tuning,
WLC, LPARs, IRD and LCS Software
Seminars on IBM SW Pricing, LPARs, and IRD
Voice: +1 414 332-3062 
Web: www.sherkow.com

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