Date: Fri, 19 Aug 2005 11:59:17 -0400 From: Nick Evans <nevans@talkpoint.com> To: Dean Hamstead <dean@bong.com.au> Cc: freebsd-database@freebsd.org, Uzi <uzi@bmby.com>, freebsd-hardware@freebsd.org Subject: Re: FreeBSD hardware solution for a database server Message-ID: <20050819115917.7351eef0@pleiades.nextvenue.com> In-Reply-To: <4305C9D0.60607@bong.com.au> References: <040f01c5a4b9$f5d2dff0$0700a8c0@uzi> <4305C9D0.60607@bong.com.au>
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On Fri, 19 Aug 2005 22:00:16 +1000 Dean Hamstead <dean@bong.com.au> wrote: <snip> > if your really dying for performace, go back to the ports tree > and try compiling for better performance. ie mysql can compile > static for (what it claims) better performance, and there is > one other option that eludes me. im not sure if linuxthreads > is faster than native threads > > you may also find mysql5 to be faster than 41 (assuming mysql) > > > > Dean > Linking/libmapping mysql against libthr gave a big performance boost on RELENG_6 on our dual Opteron test server. Certainly much more than the compile time options. It's been stable too and we beat the hell out of it. sledgehammer# more /etc/libmap.conf [/usr/local/libexec/mysqld] libpthread.so.2 libthr.so.2 libpthread.so.1 libthr.so.1 libpthread.so libthr.so Nick
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