Use the SNAP function to dump control interval

Analysis of a Fast Path/EP area has indicated an invalid physical child first pointer in a segment at RBA 01AF4C in the PFP.SAMP database.

The area data set and ACB library are accessed using dynamic allocation. The command set will dump the CI containing the record at RBA 01AF4C.

Related topics

Control-Interval-Dump-and-Modification-Utility-scenarios

JCL to use the SNAP function to dump control interval

01//PFP EXEC PGM=PFPMAIN,REGION=0M
02//STEPLIB   DD DISP=SHR,DSN=BMC.PFP.LOAD
03//          DD DISP=SHR,DSN=IMSVS.RESLIB
04//          DD DISP=SHR,DSN=IMSVS.DFSMDA
05//PFPSYSIN  DD *
06  PROCESS_AREA DBD=PFPSAMP,IAREA=PFPSAMP1
07    PERFORM SCRIPT={ SNAP (X'01AF4C'); }
/*

Descriptive text for JCL to use the SNAP function to dump control interval

Line no.

Comments

01-04

EXEC and STEPLIB DD statements for Fast Path/EP offline execution.

05

PFPSYSIN DD for Fast Path/EP control statements.

06

Defines DEDB name for PROCESS_AREA command. The SNAP function will be performed for area PFPSAMP1 only.

07

The CI containing the record at RBA 01AF4C is snap dumped.

 

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