[CentOS] Apache jserv monitoring?

Les Mikesell lesmikesell at gmail.com
Wed Jun 11 16:27:08 UTC 2008

Sean Carolan wrote:
>> Sounds similar to the mod_jk connector in apache to connect to
>> tomcat. When I had to deal with this I setup a dedicated apache
>> instance on each system running tomcat whose sole purpose for
>> existence was for testing that connector.
>> So say setup an apache instance on another port, and have it
>> direct all traffic back to mod_jserv, then hit the apache
>> instance with http. It's not perfect but at least for me apache
>> was a lot more stable than tomcat especially in such a basic
>> configuration, so it worked well as a way to test the health
>> of the mod_jk connector.
> Excellent idea, Nate.  I already have apache installed on all these
> servers, so it should be fairly trivial to set up a local test site
> just for this purpose.  I'm going to test this out in our lab
> environment today and see how it performs.

If this is old enough to be running a Sun 1.4.x JVM and the web server 
generates images, there was a bug that caused the JVM itself to leak 
memory under certain circumstances.  I've forgotten the details but it 
was something like an unreleased file reference per image.

   Les Mikesell
    lesmikesell at gmail.com

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