On Nov 22, 2007, at 4:33 PM, Alexey Verkhovsky wrote: > On Nov 22, 2007 5:00 PM, Ezra Zygmuntowicz <[EMAIL PROTECTED]> wrote: >> but you definitely want to turn [pthreads] off. > > Definitely, but... you may need it on, if you use an extension that > itself relies on pthreads. Which is why Redhat has Ruby compiled with > pthreads. > > By the way, what kind of performance penalty has anyone seen from > pthreads in a real app? >
The only thing that ruby uses pthreads for is if you use tk afaik. I did some benchmarks on gentoo with pthreads enabled and disabled and a rails app performs a serious 25% or more faster with pthreads disabled. A very real difference. Cheers- -Ezra _______________________________________________ Mongrel-users mailing list Mongrel-users@rubyforge.org http://rubyforge.org/mailman/listinfo/mongrel-users