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Updating the subsystem name table

(Optional) To guarantee the availability of an SSID for exclusive use by the RTCS subsystem, update the z/OS subsystem name (SSN) table.

Warning

Note

You need to completed this task only once per sysplex if you are sharing data sets. Otherwise, this task needs to be completed for each target z/OS image.

  1. Add the SSID that you selected to the IEFSSNxx member in SYS1.PARMLIB (or the appropriate Logical PARMLIB data set for the target z/OS image).

    Warning

    Example

    To add an entry with the SSID of RTCS, add the following statement to the appropriate IEFSSNxx member of SYS1.PARMLIB:

    SUBSYS SUBNAME(RTCS)
  2. Update the z/OS Subsystem Name Table by either performing an IPL of the target z/OS image or by using the following z/OS operator command:SETSSI ADD,SUBNAME=RTCS

Related topic

Manually-configuring-RTCS



 

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Common mainframe infrastructure 2018 release