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Memory (Tools/APIs)

Modify the memory settings programmatically.

Background Information

You typically modify memory settings via the Management Portal. See Configuring System Information and Advanced Memory Settings.

Available Tools

Includes the following methods:

  • ModifyZFSize()

  • ModifyZFString()

  • Modifybbsiz()

  • Modifynetjob()

Availability: All namespaces.

Provides methods related to shared memory heap (gmheap), including these:

  • FreeCount()

  • GetUsageSummary()

  • And others

It also provides a couple of class queries.

Availability: All namespaces.

Note

The special variable $SYSTEM is bound to the %SYSTEM package. This means that instead of ##class(%SYSTEM.class).method(), you can use $SYSTEM.class.method().

Purpose of this instance: Draft documentation
DocReleaseID: IRIS2025.1
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Excluded items: EAST, EDICOM, EHL72, EHL7T, HXHCINST, HXHCRN, HXIHINST, HXIHRN, PAGE_healthcare
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