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From Andrew Miehs <>
Subject Re: Tool for monitoring Tomcat from the client side
Date Wed, 30 Aug 2006 22:03:27 GMT

When APR is enabled, the HTTP connector will use sendfile for hadling 
large static files (all such files will be sent ansychronously using 
high performance kernel level calls), and will use a socket poller for 
keepalive, increasing scalability of the server.

On Linux, epoll is used if available.



Caldarale, Charles R wrote:
>> From: Leon Rosenberg [] 
>> Subject: Re: Tool for monitoring Tomcat from the client side
>> This slightly besser performance, is it achieved by C or by 
>> using epoll?
> Good question, and I don't know the answer.  It would be interesting to
> see if there's any performance difference by recoding the pure Java
> request handler in Tomcat to use NIO and its polling capability.  Any
> volunteers?

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