Relevant IPCS commands

The following IPCS commands can be particularly useful for displaying the information in a system logger dump. For a full description of these commands, see z/OS MVS IPCS Commands.

• IP CTRACE COMP(SYSLOGR) FULL OPTIONS(options) to format LOGR ctrace, if the dataspace was dumped and ctrace was running.
• IP ANALYZE RESOURCE to identify Latch or ENQ contention.
• IP VERBX LOGDATA to format the logrec buffer records that were in storage when the dump was generated.
• IP LOGGER to format data in the system logger address space.
• IP CBF address STR(control block) to format and display any of the following logger control blocks:
  • IXGARTE
  • IXGBFTK
  • IXGBLK1
  • IXGDMTK
  • IXGDRCT
  • IXGINV
  • IXGLBCB
  • IXGLCB
  • IXGLCCB
  • IXGLSAB
  • IXGPCNTL
  • IXGRQE
  • IXGSTRCB
• IP CBF address STR(LSE) to format linkage stack entries.
• IP CBF address FORMAT(IXGIPSTK) to format a logger stack address. IP LOGGER uses this command internally.