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From Samisa Abeysinghe <sam...@wso2.com>
Subject Re: Memory leak in mod_axis2?
Date Sun, 30 Mar 2008 02:48:42 GMT
Alex Bolgarov wrote:
> Hi again.
>
> I've just run the echo service sample within the Apache2 httpd server
> (with the mod_axis2 module), I used the echo client but put the
> send-receive into the loop with 1,000,000 iterations.
>
> What I observed, was constant increasing of the memory (both resident
> and virtual, as the 'top' command shows) in the httpd process: approx.
> 1 megabyte every 5 sec. After 20 min. all phisical memory on my
> computer was used, and it started hitting the swap, so I terminated
> the test.
>
> What is interesting though, when I run the same echo service with a
> standalone Axis2/server (axis2_http_server application), there was no
> increase of the memory usage by it - the whole 40 min. the test was
> running, the memory usage was stable, and the whole 1 million requests
> were successful.
>
> Should we made a conclusion from this that there is a memory leak, and
> specifically, a memory leak in the mod_axis2 code?
>   

What MPM setting did you use with httpd?

Did you set MaxRequstsPerClient setting?

Samisa...

> I'm using Ubuntu Linux 7.10, Apache httpd 2.2.4 compiled from sources.
> Yes, I know, the latest version of Apache2 is 2.2.8, so I'm going to
> download and build this version and will try with it again.
>
>
> Thank you,
>
>     alex.
>
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>
>
>   


-- 
Samisa Abeysinghe 
Software Architect; WSO2 Inc.

http://www.wso2.com/ - "Oxygenating the Web Service Platform."


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