64bit ticks, was Re: Changing p_swtime and td_slptime to ticks

[Doug Ambrisko]

Sam Leffler writes:
	[snip]
| ticks is used a lot.  I'd rather set hz back to 100 by default.  This 
| approach is a perfect example of ignoring low-end platforms.

FWIW, we set hz to 200 on a bunch of machines so that they don't get
interrupted to death.  Also the number of interrupts are hz * number of 
cores in which the number of cores is going up quickly.

Doug A.