29 lines
974 B
C
29 lines
974 B
C
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#include <stdio.h>
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#include <string.h>
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#include <sys/time.h>
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#include <sys/resource.h>
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int main(int argc, char **argv)
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{
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int s[100000]={1,2,3};
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int d[100000]={0};
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//struct timespec tstop, tstart;
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struct rusage usage;
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struct timeval startu, endu, starts, ends;
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getrusage(RUSAGE_SELF, &usage);
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startu = usage.ru_utime; // измерение в режиме пользователя
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memmove(d,s,100000);
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getrusage(RUSAGE_SELF, &usage);
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endu = usage.ru_utime;// измерение в режиме пользователя
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printf("%ld useconds\n", endu.tv_usec - startu.tv_usec);
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getrusage(RUSAGE_SELF, &usage);
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startu = usage.ru_utime; // измерение в режиме пользователя
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memcpy(d,s,100000);
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getrusage(RUSAGE_SELF, &usage);
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endu = usage.ru_utime;// измерение в режиме пользователя
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printf("%ld useconds\n", endu.tv_usec - startu.tv_usec);
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return 0;
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}
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