Date: Sun, 04 Dec 2005 21:58:49 +1100 From: Michael Vince <mv@roq.com> To: Michael Vince <mv@roq.com> Cc: freebsd-questions@freebsd.org Subject: Re: BSD vs Linux Threads Message-ID: <4392CBE9.3050600@roq.com> In-Reply-To: <4392CA5F.1040502@roq.com> References: <4B3EE484EEA4F344BBB62F8316489986554676@corpsrv.RedMoon.local> <438FB8DD.8000106@roq.com> <20051202115651.GA1811@flame.pc> <4392CA5F.1040502@roq.com>
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Michael Vince wrote: > Giorgos Keramidas wrote: > >> On 2005-12-02 14:00, Michael Vince <mv@roq.com> wrote: >> >> >>> For 6 Linux threads from my benchmarking and from what I have seen >>> some peoples posts gives poor performance compared to libthr or >>> libpthread I am using more of libthr over libpthread in 6.0 and have >>> been benchmarking best results. >>> >>> Try this in /etc/libmap.conf >>> [mysqld] >>> libpthread.so.2 libthr.so.2 >>> libpthread.so libthr.so >>> >> >> >> Unfortunately, "I have best results with libthr" is completely >> worthless, unless you also describe the exact process of the >> benchmark and why this particular benchmark is considered very >> important for your specific application vs. other types of >> workload :/ >> >> > OK well to put it in another way libthr has beaten libpthread (and > everything else you can do in FreeBSD such as linux threads) in ANY > MySQL benchmark test I have done. And just to add to that I have probably spent about 20 hours at least worth of benchmarking MySQL. Mike
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