You don't need to recompile mysql or other tools.  Just move the librthreads shared object library (librthreads.so.x.y) in place of libpthreads.so.x.y.  It's designed to work this way.

Jung [moorang@gmail.com] wrote:
quoted text
> oops.
> sorry. i did not re-compile mysql and other tool. (pthreads vs
> rthreads result are same)
> so, previous e-mail's performance test is fail.
> i'll update test tools and i'll send that results again.
> 
> thanks.