XCF_SYSPLEX_CDS

Description:

Check that the maximum number of systems, groups, and members have not at some time reached a threshold determined by the best practice amount of space required for growth of systems, groups, and members.

Reason for check:

It is recommended that the sysplex couple dataset is formatted large enough to allow for the growth of 1 system, 2 groups and 5 members.

z/OS® releases the check applies to:

z/OS V1R4 and later.

Parameters accepted:

Recommended growth space for systems. (must be an integer in the range of 0 to 32)
Recommended growth space for groups. (must be an integer in the range of 0 to 2045)
Recommended growth space for members. (must be an integer in the range of 0 to 2047)

User override of IBM® values:

The following shows the default keywords for the check, which you can override on either a POLICY statement in the HZSPRMxx parmlib member or on a MODIFY command. This statement may be copied and modified to override the check defaults:

UPDATE CHECK(IBMXCF,XCF_SYSPLEX_CDS_CAPACITY) 
         SEVERITY(MED) INTERVAL(000:30) DATE('date_of_the_change')
         PARM('1,2,5') 
         REASON('Your reason for making the update.')

Reference:

For more information, see z/OS MVS Setting Up a Sysplex.

Messages:

This check issues the following exception messages:

IXCH0602E
IXCH0206E

See the IXCH messages in z/OS MVS System Messages, Vol 10 (IXC-IZP).

SECLABEL recommended for MLS users:

SYSLOW