Archive for the Category: IBM MQ

How to Clear a MQ Queue from a Script or Program

July 20, 2012 Roger Lacroix

Have you ever wanted to clear a MQ queue? A quick and easy way to do it is to use runmqsc’s CLEAR QLOCAL command. This method works very well as long as no application has the local queue opened for input. Method #1: If you need to clear a queue on Linux, Unix, Windows or […]

Also posted in IBM i (OS/400), Java, Linux, macOS (Mac OS X), Open Source, Programming, Unix, Windows, z/OS 6 Comments

WMQ v7 for z/OS and IMS/CICS

July 17, 2012 Roger Lacroix

IBM has the following technical bulletin: http://www.ibm.com/support/docview.wss?uid=swg21472819 Problem(Abstract) An IMS Bridge (OTMA) or CICS Bridge application that worked with WebSphere MQ for z/OS V6.0.0 now fails with V7.0.0 or V7.0.1. Symptom Symptoms may include MQRC 2148 MQRC_IIH_ERROR MQRC 2142 MQRC_HEADER_ERROR MQRC 2112 MQRC_SOURCE_INTEGER_ENC_ERROR DFHMQ0745 E CKBP nnnnn Unable to put message to reply queue. MQRC=2112. […]

Also posted in z/OS Comments Off on WMQ v7 for z/OS and IMS/CICS

WMQ v7.0.1.8 Java/JMS Application Leaks Connections

July 5, 2012 Roger Lacroix

IBM has the following APAR IC79103 for the fix: http://www.ibm.com/support/docview.wss?uid=swg1IV18624 Error Description: Applications using the WebSphere MQ classes for Java Version 7.0.1.8 repeatedly reconnect and finally consume all the available connections of the queue manager. Traces show repeated occurrences of completion code “2” and reason code “2009”, and internal exceptions are traced out containing the […]

Also posted in IBM i (OS/400), Java, JMS, Linux, Programming, Unix, Windows, z/OS Comments Off on WMQ v7.0.1.8 Java/JMS Application Leaks Connections

amqrmppa on AIX Leaks Memory When using a Security Exit

July 4, 2012 Roger Lacroix

If you use a security exit with WMQ v7 on AIX, the amqrmppa process has a bug that causes it to leak memory. When the security exit accepts/allows a connection, about 0.24KB of memory per connection is leaked. When the security exit rejects a connection, about 0.61KB of memory per connection is leaked. IBM has […]

Also posted in Capitalware, Security, Unix Comments Off on amqrmppa on AIX Leaks Memory When using a Security Exit

New: MQ File Mover v4.1.1

June 27, 2012 Roger Lacroix

Capitalware is pleased to announce the release of MQ File Mover v4.1.1. It is a free open source project. MQ File Mover is a managed file transfer solution that facilitates the transfer of files using IBM’s WebSphere MQ (aka MQSeries). MQFM processes “Action” commands which are controlled through an MQFM Workflow XML file. The user […]

Also posted in Capitalware, IBM i (OS/400), Java, Linux, macOS (Mac OS X), MQ File Mover, Open Source, Unix, Windows Comments Off on New: MQ File Mover v4.1.1

New: MQ Visual Edit v1.6.1

June 26, 2012 Roger Lacroix

Capitalware Inc. would like to announce the official release of MQ Visual Edit v1.6.1. This is a FREE upgrade for ALL licensed users of MQ Visual Edit. MQ Visual Edit allows users to view, manipulate and manage messages in a queue of a WebSphere MQ (formally MQSeries) queue manager and presents the data in a […]

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New: MQ Visual Browse v1.6.1

June 26, 2012 Roger Lacroix

Capitalware Inc. would like to announce the official release of MQ Visual Browse v1.6.1. This is a FREE upgrade for ALL licensed users of MQ Visual Browse. MQ Visual Browse allows users to view messages in a queue of a WebSphere MQ (formally MQSeries) queue manager and presents the data in a simplified format similar […]

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WebSphere MQ v7.5 is Now Available for Download

June 15, 2012 Roger Lacroix

For anyone who wants to be on the bleeding edge of technology, WebSphere MQ v7.5 is now available for download from IBM’s Passport Advantage web site. http://www.ibm.com/support/docview.wss?uid=swg24032734 For those who are counting, WebSphere MQ v7.5 is available 7 months after WebSphere MQ v7.1 was made available. I do not know if this is IBM’s new […]

Also posted in Linux, Unix, Windows 2 Comments

Technical Document on Multicast in WebSphere MQ 7.1

May 16, 2012 Roger Lacroix

IBM Support has release a technical document on how to use the new publish/subscribe functionality introduced in WebSphere MQ 7.1: Multicast. http://www.ibm.com/support/docview.wss?uid=swg27024903 Configuring and Using WebSphere MQ 7.1 Multicast.pdf Zip file with samples: MQ7.1-multicast-samples Regards, Roger Lacroix Capitalware Inc.

Also posted in C, Linux, Programming, Windows Comments Off on Technical Document on Multicast in WebSphere MQ 7.1

Discussion of Auditing of MQ

May 11, 2012 Roger Lacroix

On the MQ ListServer, there has been a recent discussion that MQ does not have the built-in ability to audit what users and/or applications do when connected to a queue manager. Here is some of the comments: Hubert said: What’s about implementing an API exit? You could create a new MQ operator account (e. g. […]

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