March 2017
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March 2017
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Dead-letter queues

Dead-letter queues A dead-letter (undelivered-message) queue is a queue that stores messages that cannot be routed to their correct destinations. This occurs when, for example, the destination queue is full. The supplied dead-letter queue is called SYSTEM.DEAD.LETTER.QUEUE. For distributed queuing, define a dead-letter queue on each queue manager involved.

It is defined on the queue […]

How to use Redhat 7.2 to start MQ queue managers at system boot time, and stop them when the system shuts down.

“systemd is a suite of basic building blocks for a Linux system. It provides a system and service manager that runs as PID 1 and starts the rest of the system. systemd… offers on-demand starting of daemons, keeps track of processes using Linux control groups, …and implements an elaborate transactional dependency-based service control logic.”

tions […]

Verify queue deletion operation in WebSphere MQ.

Delete local queue – DELETE command

Delete the local queue QL.A on the runmqsc command interface (error case).

Delete ql (QL.A) 1: delete ql (QL.A) AMQ 8143: WebSphere MQ queue not empty.

In the case of Delete ql (QL.A) 1: delete ql (QL.A) AMQ 8143: WebSphere MQ queue not empty.

Message that QL.A has a […]