Author: James Swafford
Date: 20:02:46 02/16/06
Go up one level in this thread
On February 16, 2006 at 22:20:20, James Swafford wrote:
Seems the system clock under Linux is running at double time too. :)
I know it was correct earlier, now it's 45 minutes fast.
:-/
--
James
>While testing Prophet on my wife's new AMD64 I noticed test suites
>finished too fast. Using either the MilliTimer() or gettime()
>methods below, the program finishes in about 5 seconds, when it
>should take 10.
>
>Anyone know why, or what I can do to fix this? Since I'm only using
>this machine for CCT, I could hack up a kludge, but I'm more
>interested in the cause.
>
>I'm using Gentoo Linux 2.6.15 for AMD64.
>--
>James
>
>
>#include <stdlib.h>
>#include <stdio.h>
>#include <sys/time.h>
>#include <sys/timeb.h>
>
>int MilliTimer(void)
>{
> struct timeb t;
> ftime(&t);
> return (t.time*1000)+t.millitm;
>}
>
>int gettime(void)
>{
> timeval te;
> gettimeofday(&te,NULL);
> int t = te.tv_sec;
> return t * 1000 + te.tv_usec/1000;
>}
>
>int main() {
> int start_time = gettime();
> printf("start: %d\n",start_time);
> while (gettime() - start_time < 10000);
>
> printf("end: %d\n",gettime());
> return 0;
>}
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