The application that puts messages into a queue continues to put messages into a queue, and the getting applications keep getting messages from a queue, when you restart the execution group, the catalog server will rejoin the topology, consequently, host, queue manager, channel and another group having a different host, queue manager and channel.
The first step in problem determination is to enable tracing for the access control component. Expertise in troubleshooting incidents, problem determination and resolution, performing root-cause analysis and preparing executive summary for management updates. Running each application in its own application server can also make it easier to perform problem determination.
Application logic can vary depending on the business requirement and there are several types of resource types that can be used by an application.
For a typical web application, that would include the web server, application server, and database server. The server can be started and stopped very quickly and the configuration changes also can be done very easily. System resources, web server, web application server, database server, and application resources.
An outage can impact customer confidence and bring your business to a standstill.
Monitoring is an entire technical area in itself, different from problem determination.
And also, properties can be applied on a per-application basis or in the appropriate server configuration for all deployed applications. If you have several application servers, check whether the connection test failed on all of application server.
Want to check how your WebSphere Application Server Problem Determination Processes are performing? You don’t know what you don’t know. Find out with our WebSphere Application Server Problem Determination Self Assessment Toolkit: