MAXSUBT parameter
Max Subtransactions spanned
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 subtransaction checkpoints that a transaction backout (TBO) can span.
If MAXSUBT 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.