About this task
Before you begin: You need to know how to use Interactive Problem Control System (IPCS) and have access to the following:
- SVC dump, SYSMDUMP, or stand-alone dump
- EREP of software records (TYPE=S) from SYS1.LOGREC or IPCS VERBX LOGDATA report from a dump.
- OPERLOG, SYSLOG, Job log, other message log for the time frame of the error
You should also be able to locate and use the following:
- LookAt for messages and codes (z/OS V1R13 and earlier), see www.ibm.com/servers/eserver/zseries/zos/bkserv/lookat/.
- IBM® product documentation; see Diagnosis information for z/OS base elements and features.
Use the following flowchart to guide diagnosis of an abend.
Figure 1. Flowchart for abend analysis
Use the following steps to guide diagnosis of an abend: