Clock resolution: 0.000000001
test    loop    time    iterations      periteration
getuid  0       1.000072045     2495670 0.000000400
getuid  1       1.000022278     2417872 0.000000413
getuid  2       1.000010438     2716651 0.000000368
getuid  3       1.000033419     2695820 0.000000370
getuid  4       1.000010144     2721921 0.000000367
getuid  5       1.000030653     2694725 0.000000371
getuid  6       1.000046268     2705201 0.000000369
getuid  7       1.000031936     2691396 0.000000371
getuid  8       1.000016998     2724426 0.000000367
getuid  9       1.000032900     2696783 0.000000370