ZPAGEOPT parameter: Difference between revisions

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m (Out " or reset by system manager")
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<dd>System
<dd>System
<dt>Where set
<dt>Where set
<dd>On User 0's parameter line or reset by system manager.
<dd>On User 0's parameter line.
<dt>Related products
<dt>Related products
<dd>All
<dd>All

Revision as of 22:03, 26 August 2014

1 mb page areas

Summary

Default value
0
Parameter type
System
Where set
On User 0's parameter line.
Related products
All
Introduced
Model 204 V7.4

Description

ZPAGEOPT is a user 0 parameter applicable to z/OS systems only.

ZPAGEOPT specifies which areas should be allocated using 1MB pages.

The following settings are valid:

SettingMeaning
X'0001'Use 1MB pages for servers above the bar.
X'0002'Use 1MB pages for buffers above the bar.
X'0004'Use 1MB pages for buffer hash cells above the bar.
X'0008'Use 1MB pages for buffer control blocks above the bar.
X'0010'Use 1MB pages for CCATEMP pages in storage above the bar.
X'0020'Use 1MB pages for CCATEMP in storage control blocks.
X'0040'Use 1MB pages for the record locking table when it resides above the bar.
X'0080'Use 1MB pages for APSY saved compilations in storage above the bar.