PSPACE_MB

The PSPACE_MB keyword specifies the requested, or actual, primary space that is allocated to a data set in megabytes.

Syntax

Read syntax diagramSkip visual syntax diagramPSPACE_MB=( nnnnnnnn,op)

PSPACE_MB=(nnnnnnnnn,op)

Where:

nnnnnnnnn is an integer (0 - 16777215) that specifies the number of megabytes for the primary allocation quantity of a data set.

  • For a new non-VSAM data set this value is the requested primary allocation quantity.
  • For an existing non-VSAM data set this value is the actual space that is allocated to the first extent of a data set.
  • For VSAM data sets this value is the requested primary allocation quantity.

Default

None.

Environments

ACS, ALLOCATE, EXTEND, UNALLOCATE, STOW, and CATCHECK.

Note: For the ACS environment the value is calculated from the ACS variable &SIZE.

JCL equivalent

DD01 DD SPACE=(1,(5,1)),AVGREC=M

Example

PSPACE_MB=5