Greetings, On Fri, Jul 3, 2009 at 6:00 PM, Jerry Geis<geisj at pagestation.com> wrote: > Hi all, > > When I am doing backing up to my external USB drive > my system becomes sluggish. Clicking on a thunderbird compose > takes some time to pop up the window. Typeing doesnt keep up etc... > > Is there something I can change so this backup doesnt slow my system > down so much? I dont see HOW it can be taking so much CPU. > top at times shows 0 idle or 11% idle from a USB backup. > also try out these http://wiki.centos.org/HowTos/Disk_Optimization Regards Rajagopal