Am 19.03.2013 01:18, schrieb Rick James: >> you never have hosted a large site > Check my email address before saying that.
yahoo - so what this is a large enough copmany that i am still sure you never was allowed to touch a webserver for production > 20 may be low, but 100 is rather high you do relly not understand it * i had a project with a large amoutn of parallel users * the MaxClients was up to 400 * the page-loading was UNACCEPTABLE slow * after raise up the limit to 600 it got acceptable * yes the hardware was able to satisfy the requests * yes you need a LOT of memory and CPU so please get rid of your i386 and stop to explain me the world >> -----Original Message----- >> From: Reindl Harald [mailto:h.rei...@thelounge.net] >> Sent: Monday, March 18, 2013 1:36 PM >> To: mysql@lists.mysql.com >> Subject: Re: How to change max simultaneous connection parameter in >> mysql. >> >> >> >> Am 18.03.2013 21:01, schrieb Rick James: >>> 20 is plenty if your pages run fast enough >> >> it is not >> you never have hosted a large site >> >>> Excess clients after MaxClients are queued in Apache >> >> so what - it doe snot help you >> been there, done that >> >> if you have some hundret USERS at the same time any every of them is >> requesting the same page with a lot of images you are simply DEAD with >> a limit of >> 20 in your configuration >> >>> If the 20 are consuming resources (eg cpu/disk) it is better to queue >>> the excess than to have everybody stumbling over each other. >> >> if your server can not serve more than 20 simultaionous requests you >> are not doing any serious things >> >> sorry, 20 can be done with any crappy notebook these days >> >>> In MySQL, the excess clients beyond max_connections are give an >> error. >>> >>>> -----Original Message----- >>>> From: Reindl Harald [mailto:h.rei...@thelounge.net] >>>> Sent: Monday, March 18, 2013 12:15 PM >>>> To: mysql@lists.mysql.com >>>> Subject: Re: How to change max simultaneous connection parameter in >>>> mysql. >>>> >>>> >>>> >>>> Am 18.03.2013 19:26, schrieb Rick James: >>>>> If you are running Apache with MaxClients set too high, that can >>>> cause the problem. >>>> >>>> "too high" is relative >>>> >>>>> That Apache setting should be something like 20. (Other web >> servers >>>>> have similar settings.) >>>> >>>> 20 is a laughable value as long you are not hosting only sites with >>>> no users at all >>>> >>>> i have seen "MaxClients 500" be critical while the hardware was not >>>> overloaded and we had THOUSANDS of users which liked to get the >>>> website with all it's images, no way with stupid settings of 20 >> which >>>> means only ONE USER at the same time can fetch a single page with >>>> images and stylesheets
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