gtpo1m25Operations

ZBUFC PINNED DISCARD-Discard Pinned Data

Use this command to discard all pinned data associated with a device that is attached to a 3990 record cache subsystem (RCS).

Pinned data is data in the cache or in nonvolatile storage that could not be written to the DASD surface.

Requirements and Restrictions

Format




ALL
discards all modified data in the cache for the device. If you do not specify the ALL parameter, only pinned data tracks are discarded.

sda
is the 3- to 4-digit hexadecimal symbolic address of a device.

Additional Information

Examples

In the following example, the pinned data is discarded for the 3990 RCS device that is found at the specified address.

+---------------------------------------------------------------------------------------------+
|User:   ZBUFC PIN DISCARD 04E7                                                               |
|                                                                                             |
|System: BUFC0059I 13.50.54 CACHE RECOVERY REQUEST INITIATED ON DEVICE 04E7 RCS SSID 0003     |
+---------------------------------------------------------------------------------------------+

Related Information

See the following for more information about record caching: