The checkpoint data set is used to record checkpoints for restart purposes.
Organization
Direct data set that is accessed through EXCP.
DCB=(DSORG=PSU)
Space Requirements
One cylinder (CONTIG), unmovable. A minimum of ten tracks suffices, but allocation must begin on a cylinder boundary. The checkpoint data set is unmovable. If the checkpoint data set is reallocated, perform one of the COLD types of starting CA WA CA 7 Edition.
DASD Restrictions
None.
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