Date: Tue, 25 Sep 2001 13:16:58 -0700 From: "Kory Hamzeh" <kory@avatar.com> To: "Joel Gudknecht" <joel.gudknecht@honeywell.com>, <freebsd-questions@FreeBSD.ORG> Subject: RE: /boot/loader.conf vs /etc/sysctl.conf for tuning Message-ID: <004501c145ff$07802460$14ce21c7@avatar.com> In-Reply-To: <sbb099a3.005@jmaci.com>
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I'd go with the first document and add it to /boot/loader.conf.local. This file usually doesn't exist, so create it. I don't think it hurts setting it early. Kory > -----Original Message----- > From: owner-freebsd-questions@FreeBSD.ORG > [mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of Joel Gudknecht > Sent: Tuesday, September 25, 2001 12:45 PM > To: freebsd-questions@FreeBSD.ORG > Subject: /boot/loader.conf vs /etc/sysctl.conf for tuning > > > Question is which of these documents should one follow to > actually set kern.maxfiles or possibly others for that matter? > > From: > > http://www.kegel.com/c10k.html#limits.filehandles > > "FWIW: You can't actually tune the maximum number of connections > in FreeBSD trivially, via sysctl.... You have to do it in the > /boot/loader.conf file. > The reason for this is that the zalloci() calls for initializing > the sockets and tcpcb structures zones occurs very early in > system startup, in order that the zone be both type stable and > that it be swappable. > You will also need to set the number of mbufs much higher, since > you will (on an unmodified kernel) chew up one mbuf per > connection for tcptempl structures, which are used to implement > keepalive." > > From: > > http://www.daemonnews.org/200108/benchmark.html > > "sysctl > A few sysctl variables should be tuned for maximum performance. > The following lines were added to /etc/sysctl.conf: > vfs.vmiodirenable=1 > kern.ipc.somaxconn=4096 > kern.maxfiles=65536" To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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