Rodrigo Barbosa wrote: > I have so far avoided using the x86_64 distro, sticking to 32 bits on all > my servers. > > My question for all using the 64bits distro is: is it really worth it ? > What kind of applications are you running, and what kind of _real_ > gain did you have ? apache, postfix, mailman on centos-4.4 data throughput to and from hard disks via 3ware9550SXU-4LP is much faster than with the same hardware and a 32 version (about +40 to +50%, I tried it). It's definitely worth it but it certainly depends on your hardware. First I got a bit confused about the lib64 directories and the ability to have 32 bit packages, but once you get used to it, it's easy to handle. I'll stay at x86_64. > > Note: All my servers are 2GB RAM or less. 4GB. Regards - Michael -- Michael Kress, kress at hal.saar.de http://www.michael-kress.de / http://kress.net P E N G U I N S A R E C O O L