Upgrading the level of WebSphere MQ that interacts with WebSphere Application Server
Doris Fiorentino 06000099ED Visits (10834)
When you upgrade the level of WebSphere MQ you need to let WebSphere Application Server know about this change.
To do this you need to update the MQ_INSTALL_ROOT environment variable to point to the new MQ libraries.
You can make this change from the WebSphere Application Server Administrative Console:
This change requires that you restart the WebSphere servers, and you may have to restart the servers a second time, due to the OSGI cache shared among the servers. When the MQ version changes, this cache needs to be rebuilt based on the new version. All servers sharing the cache need to reflect this new version.
There is a WebSphere environment variable that you can use that removes this second restart requirement. Starting with Fixpacks 220.127.116.11, 18.104.22.168 and 22.214.171.124, APAR PM80934 introduced the MQ_U
The following links have more details: