Chapter 11. Tuning a WebSphere Business Integration Server infrastructure 393
11.4.2 Multiple WebSphere MQ listener threads
Versions prior to ICS 4.2.1 had a known limitation to the rate at which work could
be accepted from a source application when using WebSphere MQ as the
adapter transport. As described earlier, in this scenario a single listener thread
monitored the MQ mailbox, in essence providing a single point through which all
input objects had to pass.
In ICS 4.2.1, the ability to specify the number of threads that are allocated to
perform this task was introduced. Multiple listener threads can deliver work to
connectors, which themselves operate with a configurable number of worker
threads, producing a significant effect on overall ...