Learn how to selectively use the queue manager's dead-letter queue on only some channels and topics, solving that age old problem, where one channel that can't suffer a dead-letter queue cause all channels to forego using it.
The DISPLAY QMSTATUS command on the distributed platforms provides a number of useful pieces of information about your queue manager. Read more about them, and where to find the equivalent information on a z/OS queue manager.
In this post I'll look at the factors that result in a channel batch being closed, including describing how BATCHLIM fits in.
Discussing how the retention interval attribute RETINTVL can be used as a calendar reminder to remove queues that are no longer needed.
This post introduces you to the ENVPARM parameter on a START QMGR command, which can allow you to tailor your z/OS queue manager started task JCL.