On Sat, Oct 11, 2008 at 12:56 AM, Filipe Brandenburger <filbranden at gmail.com> wrote: > On Fri, Oct 10, 2008 at 11:50, Mark Quitoriano <markquitoriano at gmail.com> wrote: >> Does the mysql in centos compiled with multi processor support? i have >> a mysql in centos 5 running in a core2duo processor and it seems that >> it only uses 1 processor. > > How many tables are you querying in MySQL? > > If you use MyISAM tables (still the default), only one thread can > access a table at a time, so you won't get more performance out of SMP > to accesses to the same table. > Hi, What do you recommend me to do so i can optimize my database on a multi-core processor? and i haven't got an answer for the mysql package for centos 5 is the multi-threading supported? Thanks!