posted by on December 14, 2011 02:26 PM

For development and operations teams, a presentation that covers undocumented secrets of Apache Tomcat with various tips and tricks for managing Tomcat.

Do you spend too much time sifting through Google results to find answers to your Apache Tomcat Questions? Now is your chance to learn undocumented secrets of Apache Tomcat. If you are using or considering using Apache Tomcat and would like to improve your knowledge, join Apache experts and committers Mark Thomas and Filip Hanik as they outline the top Tips and Tricks to make management and administration of Apache Tomcat easier, faster and more productive.

EMBEDDED PRESENTATION SLIDES (i.e. user can click “Next” thru slides)

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posted by SpringSource on October 27, 2009 02:36 PM

Alternative to mod_jk connecting to a Tomcat connection pool

The DisableReuse + JKOption is recommended because of how mod_jk handles connections. Typically the DisableReuse option is recommended when there are issues with keeping a connection alive.

mod_jk has built in health checks:

connect_timeout
prepost_timeout

Both of them do the same thing. They send a PING to Tomcat. Tomcat responds with a PONG. And only then the connection is used as it is considered healthy.

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posted by SpringSource on October 27, 2009 02:24 PM

Why active threads remain high after load decreases using the Blocking IO connector

There are a number of different http connectors that can be used with Tomcat. They are:

• Blocking IO
• Non-blocking IO
• Native/Apache Portable Runtime (APR)

The blocking IO connector is the default http connector. With this connector each request is handled by a dedicated thread (obtained from a pool) until the request is complete at which point the thread is returned to the pool to be re-used by another request.

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