C:\temp>diskspd.exe -c1g -d300 -W5 -C5 -b8k -t2 -o2 -r -w5 -h f:\diskspd.dat Command Line: diskspd.exe -c1g -d300 -W5 -C5 -b8k -t2 -o2 -r -w5 -h f:\diskspd.dat Input parameters: timespan: 1 ------------- duration: 300s warm up time: 5s cool down time: 5s random seed: 0 path: 'f:\diskspd.dat' think time: 0ms burst size: 0 software and hardware write cache disabled performing mix test (write/read ratio: 5/100) block size: 8192 using random I/O (alignment: 8192) number of outstanding I/O operations: 2 thread stride size: 0 threads per file: 2 using I/O Completion Ports IO priority: normal Results for timespan 1: ******************************************************************************* actual test time: 299.99s thread count: 2 proc count: 1 CPU | Usage | User | Kernel | Idle ------------------------------------------- 0| 70.64%| 14.20%| 56.44%| 29.36% ------------------------------------------- avg.| 70.64%| 14.20%| 56.44%| 29.36% Total IO thread | bytes | I/Os | MB/s | I/O per s | file ------------------------------------------------------------------------------ 0 | 2293342208 | 279949 | 7.29 | 933.19 | f:\diskspd.dat (1024MB) 1 | 2271076352 | 277231 | 7.22 | 924.13 | f:\diskspd.dat (1024MB) ------------------------------------------------------------------------------ total: 4564418560 | 557180 | 14.51 | 1857.33 Read IO thread | bytes | I/Os | MB/s | I/O per s | file ------------------------------------------------------------------------------ 0 | 2178252800 | 265900 | 6.92 | 886.36 | f:\diskspd.dat (1024MB) 1 | 2158018560 | 263430 | 6.86 | 878.13 | f:\diskspd.dat (1024MB) ------------------------------------------------------------------------------ total: 4336271360 | 529330 | 13.79 | 1764.49 Write IO thread | bytes | I/Os | MB/s | I/O per s | file ------------------------------------------------------------------------------ 0 | 115089408 | 14049 | 0.37 | 46.83 | f:\diskspd.dat (1024MB) 1 | 113057792 | 13801 | 0.36 | 46.00 | f:\diskspd.dat (1024MB) ------------------------------------------------------------------------------ total: 228147200 | 27850 | 0.73 | 92.84