Keywords › MMAPAREA Keyword—Maximum Data Space Pages for HFS Mappings

MMAPAREA Keyword—Maximum Data Space Pages for HFS Mappings

Valid on z/OS.

Use the MMAPAREA keyword to specify the maximum amount of dataspace storage (pages) that can be allocated for memory mapping of HFS. This field overrides the MAXMMAPAREA parameter in the BPXPRMxx member of PARMLIB for this user

MMAPAREA is equivalent to MMAPAREAMAX in RACF.

This keyword has the following format:

TSS ADD(acidname) MMAPAREA(nnnnnnnn)

nnnnnnn

The maximum amount of dataspace storage that can be allocated for HFS memory mapping.

Range: 1 to 16,777,216

Default: USS takes the system defaults set in BPXPRMxx.

This keyword is used with the ADDTO, REPLACE, REMOVE, and WHOHAS commands.

Examples: MMAPAREA keyword

This example assigns an acid a value of 10 for MMAPAREA:

TSS ADD(TESTID) MMAPAREA(10)

This example removes MMAPAREA from the acid:

TSS REMOVE(TESTID) MMAPAREA