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From Ian Holsman <i...@cnet.com>
Subject Re: Add mod_gz to httpd-2.0 ( Thread restart )
Date Thu, 06 Sep 2001 03:29:01 GMT
Justin Erenkrantz wrote:

> On Wed, Sep 05, 2001 at 08:05:27PM -0700, Ian Holsman wrote:
> 
>>Some performance results with mod_gz are available at
>>http://webperf.org/a2/v25/
>>(no core dumps.. pages look ok on a real browser while running test)
>>I'm going to be re-running the tests for a longer period to see if
>>there are memory leaks (as well as quantify/purify on it next week)
>>
>>brief summary:
>>	* numbers are based on pages going through mod-include
>>	* once of the runs looks a bit flaky.. and I'm re-running it
>>	* cpu usage (USR) is VERY high (from 100 without gz to 500)
>>	* page requests down 16% when using GZ
>>	* page resposne times are slower with GZ, but have a lower deviation
>>
> 
> The expectation is that the network bandwidth used should be much
> lower.  The tradeoff is that the CPU should get nailed.  -- justin
> 
(put another 10 minute gzip run on the site.. this doesn't have the spike in the middle)



to put the CPU usage in perspective.
we were running hotter than this with mod-include ~1 week ago.
(before brian's & justin's patches)

..Ian


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