>MA-Tune finds the TCB not dispatched and 
>looks at the OPSW in the RB, which points to PAUSE.

I find it hard to believe that a sampling program looks at "RBOPSW" of 
something that is not running.

As to the question/answer about disablement: while the application itself 
is not disabled, almost all of pause processing is.
When sampling is done by external interrupt, there is often a misleading 
result since the external interrupt would not have occurred during the 
disabled time it will show up right after re-enablement, thus possibly 
skewing the result.

Peter Relson
z/OS Core Technology Design


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