[coyotos-dev] coyotos.sleep, sleepTill, the epoch
devbox at selnet.org
Tue Feb 13 16:56:21 CST 2007
On 13/02/2007, at 8.26, Jonathan S. Shapiro wrote:
>On Tue, 2007-02-13 at 01:50 +0100, Valerio Bellizzomi wrote:
>> In some standalone measurement applications where you need to know the
>> exact time when the measure was taken. It matters even if the drift is
>> ms !
>> Probably I am asking too much out of PC hardware.
>No. You are asking too much of the laws of physics. What you ask is
>impossible in the absence of a time reference.
>In the absence of a common time reference all that is possible is to
>know the rate at which the hardware counter increases.
But I have a time reference, in the form of ntp server.
I start to think that you have misunderstood my problem.
Probably you are under pressure. Ok, the whole topic is postponed :-)
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