Configuring automatic thread dumps for hung threads

To help troubleshoot hung processes and performance slowdowns, configure your IBM® Sametime® Gateway Servers and XMPP/SIP Proxy servers to generate a thread dump automatically when the servers detect hung threads.

About this task

Follow these steps to create a custom property to automatically generate a thread dump when a hung thread is detected. Repeat these steps for each Sametime Gateway and XMPP/SIP Proxy servers. In the case of a clustered environment, repeat these steps on all Gateway servers and XMPP/SIP Proxy servers in the cluster.

Procedure

  1. Log in to the Integrated Solutions Console.
  2. Click Servers > Server Types > WebSphere application/proxy servers.
  3. In the table listing the WebSphere® application and proxy servers, click the link representing the proxy server you want to modify.
  4. In the Server Infrastructure section, click Administration > Custom Properties. Then click New.
  5. Supply the name of the custom property:
    com.ibm.websphere.threadmonitor.dump.java
  6. Set the value to true.
  7. Click OK, and then click Save to save changes to the master configuration.