Category Archives: websphere

Enabling SSL for MQ Server and MQ base Java

  Being an MQ admin for a day, here is what I have done to enable SSL on MQ channel for a MQ base java client. I posted it here  http://www.mqseries.net/phpBB2/viewtopic.php?p=113488#113488     Advertisements

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Treasure hunting with Websphere on AIX and DB2

not really. It is offically called performance troubleshooting which is part of my job. The following checks have been proven very useful in my PD session on WAS & DB2 application hanging. They’ve saved me lots of time. Moreover other … Continue reading

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IBM IHS http plugin

IBM IHS  http plugin logs (WAS ND) /usr/WebSphere/DeploymentManager/logs

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IBM WAS EDGE WteAdapter config and logs

on WAS NDed AIX, config: /usr/WebSphere/AppServer/properties/dynaedge-cfg.xml logs and traces: /usr/WebSphere/AppServer/logs/edge/logs /usr/WebSphere/AppServer/logs/edge/traces  

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some typical WAS HA architecture

For a typical WAS HA architecture, it’s sth like the following: WTE(Caching Proxy)<—->ND (Network Dispatcher)<–>multiple IHS <—> WAS cluster (vertically cloned WAS) <–> DB2/MQ Each one occupies a physical machine. Pretty expensive cost, multiple points of failure if not set … Continue reading

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IBM Websphere class loader tool (CFT)

https://secure.alphaworks.ibm.com/tech/cft It took me a while to coin up the whole idea. I am glad this tool makes some people ‘s life easier. It is fun to have an idea, make it work and support it. This tool comes from … Continue reading

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tricky EJB access intent proved uncool

A continuation of DB2 deadlock hunting revealed that the EJB container (WAS 5) generated a "UPDATE" for remote getter method (with no READ access intent) on the CMP entity bean. Someone added an interface (with only 1 method) to the … Continue reading

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