z/OS MVS Planning: Global Resource Serialization
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Actions to purge a system before reIPL

z/OS MVS Planning: Global Resource Serialization
SA23-1389-00

  1. On an active system, enter DISPLAY GRS to check the state of the systems in the complex.
  2. On an active system, enter a VARY command to remove SYS4 from the complex:
    • VARY GRS(SYS4),PURGE
  3. On SYS4, after the purge command completes successfully, continue to reIPL the system. Reply JOIN to message ISG009D.

The IPL continues. Message ISG011I appears on all systems to indicate that SYS4 has successfully joined the complex.

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