The use of data spaces consumes system resources such as virtual, processor, and auxiliary storage. Programmers responsible for tuning and maintaining MVS™ can control the use of these resources. Through the system management facility (SMF) installation exit IEFUSI, an installation can set limits on the amount of virtual storage that programs in each address space can use for data spaces and hiperspaces.
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مقالات مربوطه
Rules for creating, deleting, and managing data spaces
The SCOPE parameter determines what kind of data space a program creates. The three kinds of data...
Using data spaces efficiently
Although a task can own many data spaces, it is important that it reference these data spaces...
Releasing data space storage
Your program needs to release storage when it used a data space for one purpose and wants to...
Deleting a data space
When a program does not need the data space any more, it should free the virtual storage and...
Dumping storage in a data space
On the SNAPX macro, use the DSPSTOR parameter to dump storage from any addressable data space...
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