What are the numbers for Apache 1.3 for the same tests?
On Tue, 25 Mar 2003, Ilia A. wrote:
> Based on bug #22815, which talks about unsatisfactory performance of the
> apache 2 sapi, I've decided to conduct several benchmarks to determine the
> depth of the problem.
>
> Based on my tests (ran using 4.3.2-cvs on 1Ghz celeron) it appears that the
> apache2handler is indeed slower.
>
> The test script used was
> <?php
> for ($i=0; $i<100;$i++) {
> echo $i;
> }
> ?>
>
> This script resulted in a 270 byte header being generated in addition to 190
> bytes of actual content.
>
> Apache 2 filter (the original apache 2 sapi) was able to handle 143
> requests/second, while Apache2handler (newer & more stable sapi) could handle
> only 133 requests/second. This represents aproximately 7% performance loss
> for rather small request.
>
> My next test was an attempt to determine the performance difference for larger
> requests that one may encounter in real life situations.
>
> Test script #2
> <?php
> $str = str_repeat('a', 4096);
> for ($i=0; $i<8; $i++) {
> echo $str;
> }
> ?>
>
> With Apache 2 filter I was able to send between 150-167 requests per second,
> each request comprising of header 270 bytes and content 32768 bytes, with a
> Net I/O: 4895.8 KB/s. The increase in perfromance can be explained by a
> significantly lower number of calls to the output function and tunning the
> output to benefit the most from output buffering.
>
> Same test with Apache 2 handler resulted in:
>
> Request rate: 132.0 req/s (7.6 ms/req)
> Reply rate [replies/s]: min 117.4 avg 132.0 max 152.3
> Net I/O: 3915.6 KB/s
> CPU time [s]: user 7.63 system 38.92 (user 10.1% system 51.4% total 61.5%)
>
>
> All tests were conducated 10 times a piece and a total of 10000 requests were
> sent during each test instance.
>
> Ilia
>
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