Searched refs:sdev (Results 1 - 2 of 2) sorted by relevance

/system/core/liblog/tests/
H A Dbenchmark_main.cpp155 uint64_t sdev = 0; local
160 sdev = (sqrt((double)nXvariance) / gBenchmarkNum / gBenchmarkNum) + 0.5;
162 if (mean > (10000 * sdev)) {
167 full_name, static_cast<uint64_t>(iterations), mean, sdev, throughput);
/system/extras/tests/ext4/
H A Drand_emmc_perf.c61 double sdev; local
106 sdev = sqrt((double)variance/(double)stats_count);
107 printf("standard deviation of iops is %.2f\n", sdev);

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