On 22/03/07 18:26 +0100, Jens Axboe wrote: > The tickless kernel just _enables_ low number of interrupts per second, > it'll still wakeup everytime something is scheduled to run. So you > probably want to look into _why_ th timer interrupts happen so often - > who is the user of them? > > I see ~70 interrupts/sec here with an idle machine in X, FWIW.
I've seen it as low as 10 on a very very quiet machine. Enable the timer statistics and run a sample - I'll bet you see some offenders like the console cursor, the libertas, and other such greedy consumers of our time. Jordan -- Jordan Crouse Senior Linux Engineer Advanced Micro Devices, Inc. <www.amd.com/embeddedprocessors> _______________________________________________ Devel mailing list [email protected] http://mailman.laptop.org/mailman/listinfo/devel
