Hello,
i am seeing the same behaviour, hrtimer_start_range_ns causes more than 2000 wakups:
87.4% (2002.0) <kernel core> : hrtimer_start_range_ns (tick_sched_timer) 7.6% (174.2) <interrupt> : ahci 1.3% ( 30.2) <interrupt> : iwlagn 1.2% ( 27.2) <interrupt> : acpi 0.7% ( 15.8) <kernel IPI> : Rescheduling interrupts 0.6% ( 13.8) firefox : hrtimer_start_range_ns (hrtimer_wakeup) 0.2% ( 5.4) thunderbird-bin : hrtimer_start_range_ns (hrtimer_wakeup) 0.2% ( 3.8) plasma : hrtimer_start_range_ns (hrtimer_wakeup) 0.1% ( 3.0) <interrupt> : i915
This happens with kernels 2.6.29.4 - 2.6.30-rc7-git1. If you need more Info, tell me, i am happy to provide if i can.
Hello,
i am seeing the same behaviour, hrtimer_ start_range_ ns causes more than 2000 wakups:
87.4% (2002.0) <kernel core> : hrtimer_ start_range_ ns (tick_sched_timer) start_range_ ns (hrtimer_wakeup) start_range_ ns (hrtimer_wakeup) start_range_ ns (hrtimer_wakeup)
7.6% (174.2) <interrupt> : ahci
1.3% ( 30.2) <interrupt> : iwlagn
1.2% ( 27.2) <interrupt> : acpi
0.7% ( 15.8) <kernel IPI> : Rescheduling interrupts
0.6% ( 13.8) firefox : hrtimer_
0.2% ( 5.4) thunderbird-bin : hrtimer_
0.2% ( 3.8) plasma : hrtimer_
0.1% ( 3.0) <interrupt> : i915
This happens with kernels 2.6.29.4 - 2.6.30-rc7-git1. If you need more Info, tell me, i am happy to provide if i can.