Lonni J Friedman wrote: > Are you using the PAE kernel? I hate showing my stupidity, but how do I know if it is PAE kernel or not ? uname shows 2.6.22.9-91.fc7 #1 SMP Vu > > On 11/2/07, Vu Pham <vu at sivell.com> wrote: >> My system has 4G of physical memory but FC7 show only 3G. >> Is there some kernel parm can let me get back that lost 1G ? > >