Data Set Options under OpenVMS

CACHENUM= Data Set Option: OpenVMS

Specifies the number of I/O data caches used per SAS file.

Default:	10
Valid in:	DATA step and PROC steps
Category:	Data Set Control
Engines:	V9, V8, V7, V6
OpenVMS specifics:	All aspects are host-specific

Syntax
Details
See Also

Syntax

CACHENUM=n

n

specifies the number of I/O data-cache pages to be used per SAS file.

Default:	10
Range:	0-16

Details

The CACHENUM= data set option operates with the CACHESIZE= data set option. Pages are cached in memory in a buffer that is the size of the CACHESIZE= value. SAS maintains up to the CACHENUM= value of these caches for each open file.