Am 02.04.2013 23:15, schrieb Rick James: > SELECT is not performed in the same thread as nginx; it is performed in > another process, or even (in big web setups) in a different host. Therefore, > nginx would be in some form of "wait" state, thereby not really using the CPU.
tell me something new >> -----Original Message----- >> From: Reindl Harald [mailto:h.rei...@thelounge.net] >> Sent: Tuesday, April 02, 2013 2:00 PM >> To: mysql@lists.mysql.com >> Subject: Re: How to change max simultaneous connection parameter in >> mysql. >> >> >> >> Am 02.04.2013 22:56, schrieb Rick James: >>> I hear that nginx is very fast for a certain class of web serving. >> >> yes >> >>> But what happens if a web page needs to do a SELECT? >> >> what should happen? >> >>> Is nginx single-threaded, thereby sitting "idle" waiting for the >> SELECT? >> >> why should it do that? >> >>> And, should you run 8 nginx web servers on an 8-core box? >> >> why should you do that? >> >> http://en.wikipedia.org/wiki/Nginx >> nginx uses an asynchronous event-driven approach to handling requests >> >>>> -----Original Message----- >>>> From: spameden [mailto:spame...@gmail.com] >>>> Sent: Tuesday, April 02, 2013 7:10 AM >>>> To: Reindl Harald >>>> Cc: mysql@lists.mysql.com >>>> Subject: Re: How to change max simultaneous connection parameter in >>>> mysql. >>>> >>>> 2013/3/24 Reindl Harald <h.rei...@thelounge.net> >>>> >>>>> >>>>> >>>>> Am 24.03.2013 05:20, schrieb spameden: >>>>>> 2013/3/19 Rick James <rja...@yahoo-inc.com>: >>>>>>>> you never have hosted a large site >>>>>>> Check my email address before saying that. >>>>>> >>>>>> :D >>>>> >>>>> as said, big company does not have only geniusses >>>>> >>>> >>>> I do not judge only on 1 parameter, Rick has been constantly helping >>>> here and I'm pretty sure he has more knowledge on MySQL than you. >>>> >>>> >>>>> >>>>>>> 20 may be low, but 100 is rather high. >>>>>> Never use apache2 it has so many problems under load.. >>>>> >>>>> if you are too supid to configure it yes >>>>> >>>> >>>> Ever heard about Slow HTTP DoS attack? >>>> >>>> >>>>> >>>>>> The best combo is php5-fpm+nginx. >>>>>> Handles loads of users at once if well tuned >>>>> >>>>> Apache 2.4 handles the load of 600 parallel executed php-scripts >>>>> from our own CMS-system >>>>> >>>> >>>> Nginx serves static content way better than apache2 (did few >>>> benchmarks already). >>>> >>>> nginx+php5-fpm handles better load than apache2-prefork+mod_php >>>> >>>> you can google benchmarks if you dont trust me >>>> >>>> also nginx eats much less memory than apache2 >>>> >>>> php5-fpm can be tuned as well to suit your needs if you have lots of >>>> dynamic content >>>> >>>> >>>>> maybe you guys should learn what a opcode-cache is and how to >>>>> compile and optimize software (binaries and config) >>>>> >>>>> o'rly?
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