Hello:

The manual “MVS Programming: Assembler Services
Guide” Chapter 8. “Providing recovery” explains that an ESTAE that is called 
with the ‘SDWACLUP’ bit on can only ‘percolate’ (SETRP RC=0). It further 
explains that if you do attempt a ‘retry’ (SETRP RC=4) , the retry will be 
ignored.
I was testing with an ESTAE that gets control with the SDWACLUP’ bit on, and 
the routine does attempt a retry (SETRP RC=4) but it indeed was ignored, with 
no other apparent adverse impact.

So my question is this: aside from ‘completeness/code purity’, is there 
anything to worry about if an ESTAE attempts a ‘retry’ even though the 
‘SDWACLUP’ bit is on? I can envision that the recovery routine itself may have 
different logic based on whether the ‘SDWACLUP’ bit is on or off.

I did change my specific ESTAE to exit SETRP RC=0 when the ‘SDWACLUP’ bit is on.

Thank you for any insight you can provide.

Paul

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