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Front cover
by Peter Hilger, Paul Rogers
ABCs of z/OS System Programming Volume 8
Front cover
Notices
Trademarks
Preface
The team who wrote this book
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Chapter 1. z/OS problem diagnosis fundamentals
1.1 Problem identification
1.2 What version or release is running
1.3 Waits, system hangs, and abends
1.4 Logging messages
1.5 Dumps and traces
1.6 Tools and service aids
1.7 Tools and service aids
1.8 Problem analysis with IPCS
1.9 Problem analysis with Fault Analyzer
1.10 SMP/E and maintenance
1.11 Using SMP/E and dumps
1.12 SDSF and RMF
Chapter 2. Problem resolution steps
2.1 Identifying a problem
2.2 Prioritize problem resolution
2.3 Problem severity
2.4 Analyze a problem - ask for assistance
2.5 Gather Messages and Logrec
2.6 SYSLOG processing
2.7 SYSLOG messages
2.8 OPERLOG (operations log)
2.9 Job error logs
2.10 Logrec data set
2.11 Analyzing EREP reports
2.12 Using EREP
2.13 EREP reports
2.14 EREP parameter and control statements
2.15 Copy logs to tape
2.16 Implement a resolution
Chapter 3. Common problem types
3.1 Common problem types
3.2 standalone dumps
3.3 Symptom dump output
3.4 Waits, hangs, and loops
3.5 SLIP command
3.6 Storage overlays
3.7 Storage overlay during IPL
3.8 Storage overlay in a production system
3.9 SLIP to catch the overlayer
Chapter 4. Dump processing
4.1 Defining dump data sets
4.2 Getting or requesting dumps
4.3 Slip commands
4.4 SLIP dumps
4.5 SNAP dumps
4.6 Standalone dumps
4.7 The SADMP program
4.8 Using standalone dumps
4.9 SADMP processing
4.10 SADMP support for EAV volumes
4.11 SVC dumps
4.12 Allocating SYS1.DUMPxx data sets
4.13 Automatic allocation of SVC dump data sets
4.14 Dumping multiple address spaces in a sysplex
4.15 Managing taking a dump
4.16 Customizing dumps using SDATA options
4.17 Dump options and considerations
4.18 Catalog address space (CAS) dumps
Chapter 5. z/OS trace processing
5.1 z/OS trace facilities
5.2 GTF trace definitions
5.3 Implementing GTF trace
5.4 Component trace (CTRACE)
5.5 Implementing component trace
5.6 Component trace for System Logger
5.7 Master trace
5.8 GFS trace
5.9 System trace
5.10 SMS tracing
5.11 Trace data using an external writer
Chapter 6. IPCS dump debugging
6.1 IPCS dump debugging
6.2 IPCS command processing
6.3 IPCS dump debug example
6.4 IPCS support of large data sets
6.5 Setting the IPCS defaults
6.6 IPCS utility menu
6.7 SADMP dump data set utility
6.8 Using IPCS subcommands
6.9 SADMP analysis and COPYDUMP
6.10 IPCS COPYDUMP
6.11 Using subcommands
6.12 Analyzing dumps
6.13 IPCS trace commands - MTRACE
6.14 SYSTRACE command
6.15 IPCS SUMMARY subcommand
6.16 What is VERBX
6.17 IPCS VERBX LOGDATA command
6.18 Using the SYS1.LOGREC
6.19 IPCS virtual storage commands
6.20 Using IPCS to browse storage
6.21 Using IPCS to find the failing instruction
6.22 Analyzing for resource contention
6.23 Searching IBM problem databases
Chapter 7. z/OS Language Environment
7.1 Language Environment ABEND and CEEDUMP handling
7.2 Common Language Environment messages
7.3 Language Environment message abend prefixes
7.4 Collecting debug documentation
7.5 Language Environment and CICS debugging
7.6 Language Environment and z/OS UNIX dumps
7.7 Understanding CEEDUMP
7.8 ZMCH control block
7.9 IPCS and Language Environment
Chapter 8. Debug and maintenance tools
8.1 Using SMP/E
8.2 Find a load module
8.3 AMBLIST job to get LMOD and source information
8.4 IEAABD00, IEADMP00 and IEADMR00 members
8.5 PDATA options (only valid for IEADMP00)
8.6 SDATA and PDATA recommendations
Chapter 9. SDSF and RMF
9.1 System Display and Search Facility (SDSF)
9.2 Using the SYSLOG for debugging
9.3 RMF Resource Measurement Facility
9.4 RMF Monitor I data gathering
9.5 Monitor II data gathering
9.6 RMF Monitor III data gathering
Chapter 10. z/Architecture and addressing
10.1 Program status word (PSW)
10.2 Program-status word (PSW)
10.3 64-bit addressing
10.4 Next sequential instruction
10.5 64-bit address space
Chapter 11. IBM Fault Analyzer for z/OS
11.1 Fault Analyzer
11.2 Fault Analyzer analysis options
11.3 IDI.SIDIEXEC(IDISFA) as a line command
11.4 Analyze MVS dump data set selection
11.5 Invoke Fault Analyzer from ISPF
11.6 IBM Fault Analyzer history files
11.7 Analyzing dumps with Fault Analyzer
11.8 A CICS selected dump
Appendix A. IPCS tools and lab exercises
A.1 IPCS lab exercise agenda
A.2 IPCS lab setup instructions
A.3 Commands to analyze dumps
A.4 The RTCT control block
A.5 The IP ST REGS command
A.6 Browsing storage
A.7 IPCS VERBX LOGDATA subcommand
A.8 IPCS SYSTRACE subcommand
A.9 IPCS VERBX MTRACE subcommand
A.10 IP SUMMARY FORMAT subcommand
A.11 The IP ANALYZE RESOURCE subcommand
A.12 Diagnosing excessive processor time
A.13 A standalone dump example
A.14 LIST TITLE and LIST SLIPTRAP - Answers
A.15 IP ST WORKSHEET - Answers
A.16 Using the RTCT control block - Answers
A.17 Information from IP ST REGS - Answers
A.18 IP SYSTRACE - Answers
A.19 IP VERBX MTRACE - Answers
A.20 SUMMARY FORMAT - Answers
A.21 ANALYZE RESOURCE - Answers
A.22 Diagnosing excessive processor time - Answers
A.23 A standalone dump example - Answers
A.24 Diagnosing loops and hangs
Appendix B. Using IPCS to diagnose abends
B.1 Lab exercises
Diagnosing an ABEND0C1 dump
Diagnosing an USS ICH408I security violation
Diagnosing storage problems - ABEND878
Diagnosing local storage shortage
Diagnosing LE U4083 abend
Lab exercise #1 - Answers IP ST REGS
Lab exercise #1 - Answers IP SYSTRACE
Lab exercise #1 - Answers Summary Format
Lab exercise #2 - Answers diagnosing an ABEND0C1
Lab exercise #3 - Answers diagnosing ICH408I
Lab exercise #5 - Answers diagnosing storage - ABEND878
Lab exercise #5 - Answers ABEND878 - Analyzing storage use
Lab exercise #5 - Answers ABEND878 - CSA/SQA tracker
Lab exercise #5- Answers diagnosing local storage shortages
Lab exercise #6- Answers diagnosing U4083 LE abend
Appendix C. z/OS trace processing data
C.1 GFS trace information
Appendix D. IPCS commands
D.1 IPCS commands
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