************************** ************************** Qualcomm Snapdragon 820 Automotive Development Platform (https://shop.intrinsyc.com/products/snapdragon-s820am-v2-automotive-development-platform-non-hdcp) ************************** ************************** QNX 7 BSP acquired from Qualcomm. # ./benchmark 100000 1 --------------------------------------------------------- Benchmark results (num iterations = 100000, num threads = 1: --------------------------------------------------------- [ thread 1 ] Time: 0.173 s --------------------------------------------------------- Average time: 0.173 s --------------------------------------------------------- # ./benchmark 100000 2 --------------------------------------------------------- Benchmark results (num iterations = 100000, num threads = 2: --------------------------------------------------------- [ thread 1 ] Time: 0.550 s [ thread 2 ] Time: 0.520 s --------------------------------------------------------- Average time: 0.535 s --------------------------------------------------------- # ./benchmark 100000 3 --------------------------------------------------------- Benchmark results (num iterations = 100000, num threads = 3: --------------------------------------------------------- [ thread 1 ] Time: 0.904 s [ thread 2 ] Time: 0.836 s [ thread 3 ] Time: 0.920 s --------------------------------------------------------- Average time: 0.887 s --------------------------------------------------------- # ./benchmark 100000 4 --------------------------------------------------------- Benchmark results (num iterations = 100000, num threads = 4: --------------------------------------------------------- [ thread 1 ] Time: 1.392 s [ thread 2 ] Time: 1.386 s [ thread 3 ] Time: 1.382 s [ thread 4 ] Time: 1.397 s --------------------------------------------------------- Average time: 1.389 s --------------------------------------------------------- # ./benchmark 100000 5 --------------------------------------------------------- Benchmark results (num iterations = 100000, num threads = 5: --------------------------------------------------------- [ thread 1 ] Time: 1.772 s [ thread 2 ] Time: 1.695 s [ thread 3 ] Time: 1.671 s [ thread 4 ] Time: 1.743 s [ thread 5 ] Time: 1.686 s --------------------------------------------------------- Average time: 1.713 s --------------------------------------------------------- # ./benchmark 100000 6 --------------------------------------------------------- Benchmark results (num iterations = 100000, num threads = 6: --------------------------------------------------------- [ thread 1 ] Time: 2.036 s [ thread 2 ] Time: 2.138 s [ thread 3 ] Time: 2.063 s [ thread 4 ] Time: 2.078 s [ thread 5 ] Time: 1.935 s [ thread 6 ] Time: 2.082 s --------------------------------------------------------- Average time: 2.055 s --------------------------------------------------------- ************************** ************************** Intel NUC (QNX 7) ************************** ************************** QNX 7 BSP built using the QNX 7 SDP. # ./benchmark 100000 1 Benchmark results (num iterations = 100000, num threads = 1: --------------------------------------------------------- [ thread 1 ] Time: 0.036 s --------------------------------------------------------- Average time: 0.036 s # ./benchmark 100000 2 Benchmark results (num iterations = 100000, num threads = 2: --------------------------------------------------------- [ thread 1 ] Time: 0.236 s [ thread 2 ] Time: 0.230 s --------------------------------------------------------- Average time: 0.233 s # ./benchmark 100000 Usage: ./benchmark # ./benchmark 100000 3 Benchmark results (num iterations = 100000, num threads = 3: --------------------------------------------------------- [ thread 1 ] Time: 0.284 s [ thread 2 ] Time: 0.279 s [ thread 3 ] Time: 0.245 s --------------------------------------------------------- Average time: 0.269 s # ./benchmark 100000 4 Benchmark results (num iterations = 100000, num threads = 4: --------------------------------------------------------- [ thread 1 ] Time: 0.376 s [ thread 2 ] Time: 0.376 s [ thread 3 ] Time: 0.375 s [ thread 4 ] Time: 0.372 s --------------------------------------------------------- Average time: 0.375 s # ./benchmark 100000 5 Benchmark results (num iterations = 100000, num threads = 5: --------------------------------------------------------- [ thread 1 ] Time: 17.787 s [ thread 2 ] Time: 17.788 s [ thread 3 ] Time: 17.788 s [ thread 4 ] Time: 17.788 s [ thread 5 ] Time: 17.787 s --------------------------------------------------------- Average time: 17.788 s # ./benchmark 100000 6 Benchmark results (num iterations = 100000, num threads = 6: --------------------------------------------------------- [ thread 1 ] Time: 21.141 s [ thread 2 ] Time: 21.140 s [ thread 3 ] Time: 21.141 s [ thread 4 ] Time: 21.142 s [ thread 5 ] Time: 21.141 s [ thread 6 ] Time: 21.141 s --------------------------------------------------------- Average time: 21.141 s ************************** ************************** TI DRA746 (QNX 6.6) ************************** ************************** QNX BSP preinstalled; unknown source. # ./benchmark 100000 1 Benchmark results (num iterations = 100000, num threads = 1: --------------------------------------------------------- [ thread 1 ] Time: 0.059 s --------------------------------------------------------- Average time: 0.059 s # ./benchmark 100000 2 Benchmark results (num iterations = 100000, num threads = 2: --------------------------------------------------------- [ thread 1 ] Time: 0.113 s [ thread 2 ] Time: 0.094 s --------------------------------------------------------- Average time: 0.103 s # ./benchmark 100000 3 Benchmark results (num iterations = 100000, num threads = 3: --------------------------------------------------------- [ thread 1 ] Time: 0.137 s [ thread 2 ] Time: 0.140 s [ thread 3 ] Time: 0.131 s --------------------------------------------------------- Average time: 0.136 s # ./benchmark 100000 4 Benchmark results (num iterations = 100000, num threads = 4: --------------------------------------------------------- [ thread 1 ] Time: 0.117 s [ thread 2 ] Time: 0.144 s [ thread 3 ] Time: 0.200 s [ thread 4 ] Time: 0.176 s --------------------------------------------------------- Average time: 0.159 s # ./benchmark 100000 5 Benchmark results (num iterations = 100000, num threads = 5: --------------------------------------------------------- [ thread 1 ] Time: 0.138 s [ thread 2 ] Time: 0.226 s [ thread 3 ] Time: 0.233 s [ thread 4 ] Time: 0.217 s [ thread 5 ] Time: 0.177 s --------------------------------------------------------- Average time: 0.198 s # ./benchmark 100000 6 Benchmark results (num iterations = 100000, num threads = 6: --------------------------------------------------------- [ thread 1 ] Time: 0.140 s [ thread 2 ] Time: 0.249 s [ thread 3 ] Time: 0.290 s [ thread 4 ] Time: 0.267 s [ thread 5 ] Time: 0.229 s [ thread 6 ] Time: 0.245 s --------------------------------------------------------- Average time: 0.237 s ************************** ************************** Intel NUC (Ubuntu 14.04) ************************** ************************** $ ./benchmark 100000 1 Benchmark results (num iterations = 100000, num threads = 1: --------------------------------------------------------- [ thread 1 ] Time: 0.009 s --------------------------------------------------------- Average time: 0.009 s $ ./benchmark 100000 2 Benchmark results (num iterations = 100000, num threads = 2: --------------------------------------------------------- [ thread 1 ] Time: 0.009 s [ thread 2 ] Time: 0.009 s --------------------------------------------------------- Average time: 0.009 s $ ./benchmark 100000 3 Benchmark results (num iterations = 100000, num threads = 3: --------------------------------------------------------- [ thread 1 ] Time: 0.009 s [ thread 2 ] Time: 0.009 s [ thread 3 ] Time: 0.009 s --------------------------------------------------------- Average time: 0.009 s $ ./benchmark 100000 4 Benchmark results (num iterations = 100000, num threads = 4: --------------------------------------------------------- [ thread 1 ] Time: 0.012 s [ thread 2 ] Time: 0.009 s [ thread 3 ] Time: 0.013 s [ thread 4 ] Time: 0.009 s --------------------------------------------------------- Average time: 0.011 s $ ./benchmark 100000 5 Benchmark results (num iterations = 100000, num threads = 5: --------------------------------------------------------- [ thread 1 ] Time: 0.014 s [ thread 2 ] Time: 0.013 s [ thread 3 ] Time: 0.009 s [ thread 4 ] Time: 0.011 s [ thread 5 ] Time: 0.009 s --------------------------------------------------------- Average time: 0.011 s $ ./benchmark 100000 6 Benchmark results (num iterations = 100000, num threads = 6: --------------------------------------------------------- [ thread 1 ] Time: 0.013 s [ thread 2 ] Time: 0.009 s [ thread 3 ] Time: 0.009 s [ thread 4 ] Time: 0.013 s [ thread 5 ] Time: 0.014 s [ thread 6 ] Time: 0.014 s --------------------------------------------------------- Average time: 0.012 s