Previous topic |
Next topic |
Contents |
Contact z/OS |
Library |
PDF
Authorized Application Specification z/OS MVS Programming: Sysplex Services Guide SA23-1400-00 |
|
When requesting an XES service to connect to a structure, the authorized application optionally can specify a size for the structure. The system uses the smaller of the two sizes (as specified in the CFRM policy or by the authorized application), as the target allocation size for the structure. The authorized application also is required to specify certain
structure attributes when connecting to a structure. These structure
attributes are used by the coupling facility control code when determining
how to most efficiently allocate the various parts of the structure
in the coupling facility. Some examples of structure attributes are
data element size, whether or not locks are used, the number of list
headers, and whether an adjunct area is required. The coupling facility
control code evaluates each attribute in the following sequence:
|
Copyright IBM Corporation 1990, 2014
|