Calculating Elapsed Time

[Peter Hansen]

Peter Hansen wrote:
> Fredrik Lundh wrote:
>>Peter Hansen wrote:
>>>Going by memory, Linux will generally be 1ms resolution (I might be
>>>off by 10 there...), while Windows XP has about 64 ticks per second,
>>>so .015625 resolution...
> 
>>if I run this on the Windows 2K box I'm sitting at right now, it settles
>>at 100 for time.time, and 1789772 for time.clock.  on linux, I get 100
>>for time.clock instead, and 262144 for time.time.
> 
> For the record, the WinXP box I'm on is also 100 for time.time.  Which 
> is quite odd, as I have a distinct memory of us having done the above 
> type of measurement before and having had it come out at 64.  Colour me 
> puzzled.

But another XP (SP1) box at a customer site is reporting 64Hz.  Mine is 
SP2.  It isn't reasonable to think that actually changed with SP2. 
Colour me even more puzzled... time for some research, or for an expert 
to weigh in.

-Peter