What is MQ code?

For each IBM® MQ Message Queue Interface (MQI) and IBM MQ Administration Interface (MQAI) call, a completion code and a reason code are returned by the queue manager or by an exit routine, to indicate the success or failure of the call.

What is MQ error?

IBM® MQ uses a number of error logs to capture messages concerning its own operation of IBM MQ, any queue managers that you start, and error data coming from the channels that are in use. The location of the error logs depends on whether the queue manager name is known and whether the error is associated with a client.

What triggers MQ?

Some IBM MQ applications that serve queues run continuously, so they are always available to retrieve messages that arrive on the queues. IBM MQ provides a facility that enables an application to be started automatically when there are messages available to retrieve. This facility is known as triggering .

What is MQ early code?

Early code. Some IBM MQ load modules need to be added to MVS™ for IBM MQ to act as a subsystem. These modules are known as the Early code, and they can be executed even if a queue manager is not active.

How do I read MQ error logs?

Procedure

1. Enter the IBM® MQ administration mode by entering the following command: mqcli.
2. Choose which queue manager error log file to view: To display the most recent log file for a queue manager, enter the following command:
3. Optional: Exit the IBM MQ administration mode by entering the following command: exit.

How do I check MQ server logs?

The default is:

1. C:\Program Files\IBM\WebSphere MQ\log in WebSphere MQ for Windows .
2. /var/mqm/log in WebSphere MQ for UNIX and Linux systems.

What is trigger monitor in MQ?

A trigger monitor is usually a continuously-running program. When a trigger message arrives on an initiation queue, the trigger monitor retrieves that message. It uses information in the message to issue a command to start the application that is to process the messages on the application queue.

How do you resolve uncommitted messages in MQ?

These uncommitted messages can be handled using “dspmqtrn” and “rsvmqtrn” command. In some situations the uncommitted transactions remain or the keep increasing on the queue even after resolving in-doubt transactions.

Where are MQ logs stored?

The default location for the errors subdirectory is /var/mqm/qmgrs/qmname file path under UNIX and Linux systems, and C:\Program Files\IBM\WebSphere MQ\qmgrs\qmname\errors file path under Windows systems. As error messages are generated, they are placed in AMQERR01.

How do I check if MQ is running on Linux?

Do the following steps to check if WebSphere® MQ Client is already installed on a Linux system:

1. Log on using the root user ID.
2. Run the following command: rpm -qa | grep MQSeriesClient. If the following output is displayed, then WebSphere MQ Client is already installed on the Linux system: MQSeriesClient- version.

How do I read MQ log files?

You can view the log file in your browser, and save it to your local computer from your browser, if required.

1. Start the IBM MQ Appliance web UI, and click the menu icon. in the title bar.
2. Select Files to open the File Management window.
3. Open the mqerr/qmgrs folder.
4. Select the log file you want to view.

What is a trigger monitor?