Date: Thu, 27 Nov 2014 11:21:54 -0600 From: Mark Felder <feld@FreeBSD.org> To: freebsd-apache@freebsd.org Subject: Re: prefork MPM still the default for apache24? Message-ID: <1417108914.25537.196133397.26D48C5A@webmail.messagingengine.com> In-Reply-To: <20141126064734.5347ed3a5a163cf4d0c44324@potentialtech.com> References: <20141126064734.5347ed3a5a163cf4d0c44324@potentialtech.com>
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On Wed, Nov 26, 2014, at 05:47, Bill Moran wrote: > > I was recently doing some load testing on a new tomcat application I'm > working on. > > Long story short: I found that a performance issue I was hitting was the > result of > Apache being built with the prefork MPM. Rebuilding with the event MPM > increased > performace to the same speed as connecting to tomcat directly, which was > 20x > faster than communicating through Apache using the (default) prefork MPM. > > This is a tomcat 8 app running on FreeBSD 10.0 with Apache 2.4 > > This leads me to a few questions: > > Is there some reason the event MPM is not the default? The Apache > community seems to > think that it should be (at least, the people I talked to). Is there some > obscure > issue with it on FreeBSD? > > Luckily the ports system makes it easy to rebuild Apache with a different > MPM, but > I'm worried that since the prebuilt version installed by pkg still uses > prefork, > that a lot of people are getting an underperforming server for no reason. > Interesting. I think the event model is new in 2.4 I wonder if it's what upstream recommends by default in 2.4...
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