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/* Test performance of native C UUID generation To Compile: cc -luuid benchmark-native.c -o benchmark-native */ #include <stdio.h> #include <unistd.h> #include <sys/time.h> #include <uuid/uuid.h> int main() { uuid_t myid; char buf[36+1]; int i; struct timeval t; double start, finish; gettimeofday(&t, NULL); start = t.tv_sec + t.tv_usec/1e6; int n = 2e5; for (i = 0; i < n; i++) { uuid_generate(myid); uuid_unparse(myid, buf); } gettimeofday(&t, NULL); finish = t.tv_sec + t.tv_usec/1e6; double dur = finish - start; printf("%d uuids/sec", (int)(n/dur)); return 0; }
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