Simple configuration suggestions for BFS:
Desktop:
1000 Hz
No tickless (possibly worth enabling for turbo enabled CPUs)
Full preemption
No cpu frequency scaling
Notebook / mobile device:
300 Hz
Tickless
Full preemption
CPU frequency scaling, ondemand default
Server (all sorts):
100 Hz
No tickless
No preemption
No cpu frequency scaling
Counterstrike server:
3000 Hz
No tickless
No preemption
No cpu frequency scaling
Dedicated encoding / compiling / computational machine:
100 Hz
No tickless
No preemption
No cpu frequency scaling
echo 300 > /proc/sys/kernel/rr_interval