MAXPRE parameter: Difference between revisions

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==Description==
==Description==
The maximum number of pre-images per [[TBO|transaction]].
The maximum number of [[Checkpoints: Storing before-images of changed pages|pre-images]] per [[TBO|transaction]].
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If <var>MAXPRE</var> is exceeded, the request is cancelled with:
If <var>MAXPRE</var> is exceeded, the request is cancelled with:

Latest revision as of 12:48, 26 April 2023

Max Pre-images

Summary

Default value
-1
Maximum value
2147483647
Parameter type
System
Where set
System manager
Introduced
V7.7

Description

The maximum number of pre-images per transaction.

If MAXPRE is exceeded, the request is cancelled with:

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

Setting a value of -1 means that the number of preimage writes in a transaction is not limited.