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From Tim Funk <>
Subject Re: Out of Threads error
Date Fri, 04 Aug 2006 18:34:06 GMT
For tomcat 5:
find . -type f |xargs grep "Increase maxThreads"


James Courtney wrote:
> I'm getting this message from my Tomcat 5.0.28 on Linux.
> 2006-08-02 21:01:19: ERROR All threads (400) are currently busy,
> waiting. Increase maxThreads (400) or check the servlet status
> Originally I had 200 threads configured and now 400 in an attempt to
> avoid it.  Either number seems larger than what should be necessary.  It
> seems quite likely that there's an application issue causing all threads
> to block and accumulate or something so I need to do a kill -3 next time
> it happens to try and see what everyone is up to.  That said, I was
> attempting to grep the Tomcat source code for where this message is
> logged and thus where I hoped to find and understand better the thread
> manager.  I grepped for "Increase maxThreads", "Increase", and "are
> currently busy" all to no avail in finding the code doing the logging.
> Is the code which logs this message part of a dependency library not in
> the tomcat source tree?  If so, which one please.  I just want to
> understand the application behavior when the limit is reached.

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