On Wed, Dec 17, 2008 at 3:00 PM, ArcosCom Linux User <linux at arcoscom.com> wrote: > Ok, but is not working fine. > > The last try: > 1) Power off the laptop along 2/3 hours. > 2) Power on and log into gnome. > 3) The cpuspeed monitor shows that all is working fine. > 4) Some minutes after, the speed goes down to 800 MHz and no more wants > to grow up. I can't change to force performance or using userspace and > select the speed. > > Any help more about? > > If I launch any heavy compilation (as kernel compilation), the speed don't > want to grow up. Really is working fine under these circumstances with the > performance governor selected? > First, please do not top post in this forum / on this list. Second, try this: dd if=/dev/zero of=/dev/null <some huge number of blocks> and see if that drives your cpuspeed up. BTW, how are you checking the cpuspeed? Are you looking at /proc/cpuinfo? HTH mhr