Reference To Berkeley DB (JE) Properties

This section provides a reference to the Berkeley DB JE properties you can use to override the default configuration.

The properties are added to a file called je.properties. See Configuring the Berkeley DB Shared All Persistence Option for the required location.

Berkeley DB JE Properties
Property Notes
je.txn.durability
  Indicates the durability of a transaction. Possible values are WRITE_NO_SYNC, NO_SYNC, and SYNC.

TIBCO BusinessEvents internally sets durability to WRITE_NO_SYNC. You can override that setting using this JE property.

je.log.numBuffers
  The number of write buffers that the Berkeley DB uses internally.

Default value is 3.

je.log.bufferSize
  The size of each write buffer.

Default value is 1048576.

je.log.totalBufferBytes
  The sum of sizes of all the write buffers.

Default value is 3145728.

je.maxMemoryPercent
  The percentage of the JVM maximum memory to which the cache is limited.

Default value is 60% .