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From Brian Pane <bp...@pacbell.net>
Subject Re: Add mod_gz to httpd-2.0 ( Thread restart )
Date Thu, 06 Sep 2001 03:41:48 GMT
Ian Holsman wrote:

> 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)

Do you have mrtg stats on the bandwidth utilization for the two tests?
--Brian





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