Version 15.1 User’s Manual

Before vs After—Measuring HA (Role Swap) Environments
Before vs. After Job Analysis — Multiple System Comparisons
There are a lot of creative ways where Multiple System Analysis can be used effectively.
Two examples are:
1) Ensuring an HA environment is performing optimally
Here Is The Value:
Multiple system comparisons not only ensure the HA environment is set up like production, but
one can analyze key jobs / functional areas to ensure they are running efficiently within the
HA environment
2) Compare similar workloads in a regional environment
Here Is The Value:
One can answer these questions:
How do my West Coast jobs perform when compared to my East Coast Jobs?
Are my trends the same?
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Next, lets look at a real life example where the customer has an HA environment...one where
they routinely “role swap” from their production box to their HA counterpart system
Version 15 User Manual Page 220 Oct 2011