Table 17–6 lists the file-based persistence properties for the transaction logging mechanism introduced in Message Queue 4.4 Update 1.
Table 17–6 Broker Properties for File-Based Persistence Using the Transaction Logging Mechanism
Property |
Type |
Default Value |
Description |
---|---|---|---|
Boolean |
false |
Enables the transaction logging mechanism introduced in Message Queue 4.4 Update 1. For information about this mechanism, see Optimizing File-Based Transaction Persistence. |
|
Boolean |
false |
This property is applicable only if imq.persist.file.newTxnLog.enabled is true. Can improve performance if imq.persist.file.sync.enabled is true and the number of concurrent transactions being processed is high:
|
|
Boolean |
false |
This property is applicable only if imq.persist.file.newTxnLog.enabled is true. Overrides the behavior for persisting non-transacted messages (as defined by the imq.persist.file.sync.enabled property):
|
|
Boolean |
false |
This property is applicable only if imq.persist.file.newTxnLog.enabled is true. Overrides the behavior for persisting non-transacted message acknowledgements (as defined by the imq.persist.file.sync.enabled property):
|