[TYPO3-dev] Testing TYPO3 caching vs. [FE][pageCacheToExternalFiles]

[Dmitry Dulepov]

Hi!

Bernhard Kraft wrote:
>> 1. Should not be the case on Linux, file will be in OS buffers already.
> 
> The same thing I tought. My machine has 3GB of RAM and during the whole
> test it didn't do a single
> HD request (i checked that rather unprofessionally by watching the
> HD-LED :) - both with and without
> the patch - so the mysql database is also properly cached.

iostat and vmstat may provide real evidence :)

> I think the problem here is rather php ... apache has to start up the
> complete interpreter and this of
> course takes time ...

It is compiled as module with eaccelerator having everything in SHM cache...

> The problem is you can't just simply generate static *.html files out of
> the content because then any setting
> of "Start" and "Stop" won't be respected any more ....
> 
> The no-query patch works of course only when no FE-User is logged in ...
> 
> Here the benchmarks:
> http://think-open.org/kraftb/bench/with_patch_apache_bench.txt
> http://think-open.org/kraftb/bench/without_patch_apache_bench.txt

So, slower with a patch but number of failed requests is two time less.
What were ab params? Did you try with gzip compression? It increases
rate a bit.

Dmitry.
-- 
"It is our choices, that show what we truly are,
far more than our abilities." (A.P.W.B.D.)