MAXPRE parameter: Difference between revisions

From m204wiki
Jump to navigation Jump to search
(Created page with "{{Template:MAXPRE parameter subtitle}} ==Summary== <dl> <dt>Default value <dd>-1, which is the same as 65535 (halfword X'FFFF') <dt>Maximum value <dd>65534 <dt>Parameter type...")
(No difference)

Revision as of 20:25, 19 January 2022

Max Pre-images

Summary

Default value
-1, which is the same as 65535 (halfword X'FFFF')
Maximum value
65534
Parameter type
System
Where set
System manager
Introduced
V7.7

Description

The maximum number of pre-images per transaction backout (TBO).

If MAXPRE is exceeded, the request is cancelled with:

M204.0524: Maximum number (number) of MAXBOUT exceeded

Setting a value of -1 or 65535 means that the number of TBO pages allocated for one transaction is unlimited.