On Tue, Aug 16, 2005 at 11:45:55PM -0400, David Hugh-Jones wrote: > Package:toshutils > Version:2.0.1-12 > > When I start the computer with slow cpu speed (set from within > /etc/init.d) on my Portege 7020CT laptop, time begins to run much too > fast (roughly 3 seconds to every real second). If I then run "toshset > -cpu fast", I get the following error message in my kernel log, and > time returns to normal: > > Aug 7 15:12:00 portege kernel: Losing some ticks... checking if CPU > frequency changed. > Aug 7 15:12:00 portege last message repeated 75 times > Aug 7 15:12:00 portege kernel: Losing too many ticks! > Aug 7 15:12:00 portege kernel: TSC cannot be used as a timesource. > Aug 7 15:12:00 portege kernel: Possible reasons for this are: > Aug 7 15:12:00 portege kernel: You're running with Speedstep, > Aug 7 15:12:00 portege kernel: You don't have DMA enabled for your hard > disk > (see hdparm), > Aug 7 15:12:00 portege kernel: Incorrect TSC synchronization on an > SMP system (see dmesg). > Aug 7 15:12:00 portege kernel: Falling back to a sane timesource now. > > The problem does not seem to occur if I start the computer and then, > after init has run, call "toshset -cpu slow" manually. >
Do you have the correct speedstep module loaded? What is your kernel config and the output of lsmod? -Roberto -- Roberto C. Sanchez http://familiasanchez.net/~roberto
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