fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [5.0% done] [ 5855/ 4404 kb/s] [eta 00m:57s] Threads: 3: [mmm] [7.4% done] [ 9733/ 1509 kb/s] [eta 00m:50s] Threads: 3: [mmm] [9.1% done] [ 8468/ 3111 kb/s] [eta 00m:50s] Threads: 3: [mmm] [10.7% done] [ 13125/ 1037 kb/s] [eta 00m:50s] Threads: 3: [mmm] [12.7% done] [ 12214/ 0 kb/s] [eta 00m:48s] Threads: 3: [mmm] [14.5% done] [ 7086/ 1454 kb/s] [eta 00m:47s] Threads: 3: [mmm] [16.7% done] [ 6554/ 861 kb/s] [eta 00m:45s] Threads: 3: [mmm] [17.9% done] [ 5352/ 1016 kb/s] [eta 00m:46s] Threads: 3: [mmm] [19.3% done] [ 4925/ 744 kb/s] [eta 00m:46s] Threads: 3: [mmm] [21.1% done] [ 3518/ 1708 kb/s] [eta 00m:45s] Threads: 3: [mmm] [22.0% done] [ 2477/ 2123 kb/s] [eta 00m:46s] Threads: 3: [mmm] [24.6% done] [ 12328/ 1114 kb/s] [eta 00m:43s] Threads: 3: [mmm] [25.4% done] [ 2981/ 2973 kb/s] [eta 00m:44s] Threads: 3: [mmm] [27.1% done] [ 4193/ 1183 kb/s] [eta 00m:43s] Threads: 3: [mmm] [28.8% done] [ 5470/ 1016 kb/s] [eta 00m:42s] Threads: 3: [mmm] [30.5% done] [ 4120/ 2165 kb/s] [eta 00m:41s] Threads: 3: [mmm] [31.7% done] [ 5766/ 2125 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 5576/ 964 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 6898/ 939 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 6455/ 532 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 4372/ 2499 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 8614/ 528 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 5515/ 894 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 3685/ 1309 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 4502/ 1793 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 6573/ 528 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 3840/ 1454 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 5279/ 3075 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 4014/ 3921 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 6402/ 1553 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 6959/ 1008 kb/s] [eta 00m:27s] Threads: 3: [mVm] [56.7% done] [ 23982/ 467 kb/s] [eta 00m:26s] Threads: 2: [m_m] [58.3% done] [ 5112/ 2025 kb/s] [eta 00m:25s] Threads: 2: [m_m] [60.0% done] [ 7358/ 536 kb/s] [eta 00m:24s] Threads: 2: [m_m] [61.7% done] [ 4535/ 1968 kb/s] [eta 00m:23s] Threads: 2: [m_m] [63.3% done] [ 6400/ 166 kb/s] [eta 00m:22s] Threads: 1: [m__] [65.0% done] [ 25945/ 85 kb/s] [eta 00m:21s] Threads: 1: [m__] [66.7% done] [ 7899/ 0 kb/s] [eta 00m:20s] fio: (groupid=0): err= 0: pid=3734 read : io=100MiB, bw=2,545KiB/s, runt= 41194msec clat (msec): min= 0, max= 515, avg=13.90, stdev=35.60 bw (KiB/s) : min= 15, max= 9105, per=32.08%, avg=2449.64, stdev=2456.97 write: io=21,864KiB, bw=546KiB/s, runt= 40951msec clat (msec): min= 1, max= 524, avg=47.68, stdev=59.40 bw (KiB/s) : min= 0, max= 3012, per=52.21%, avg=770.59, stdev=756.68 cpu : usr=4.63%, sys=0.92%, ctx=10353 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=55.6%, 4=2.0%, 10=7.5%, 20=9.2%, 50=12.2%, 100=8.4% lat (msec): 250=4.5%, 500=0.3%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3735 read : io=100MiB, bw=3,067KiB/s, runt= 34183msec clat (msec): min= 0, max= 270, avg=12.19, stdev=29.25 bw (KiB/s) : min= 6, max= 9498, per=41.07%, avg=3136.04, stdev=2464.35 write: io=19,380KiB, bw=584KiB/s, runt= 33946msec clat (msec): min= 1, max= 535, avg=39.38, stdev=50.33 bw (KiB/s) : min= 0, max= 3626, per=78.61%, avg=1160.23, stdev=1086.72 cpu : usr=5.35%, sys=1.14%, ctx=8345 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=57.4%, 4=1.9%, 10=6.1%, 20=10.4%, 50=13.1%, 100=7.4% lat (msec): 250=3.4%, 500=0.2%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3736 read : io=100MiB, bw=2,696KiB/s, runt= 38885msec clat (msec): min= 0, max= 526, avg=16.20, stdev=29.00 bw (KiB/s) : min= 16, max= 6290, per=32.97%, avg=2517.31, stdev=1733.29 write: io=17,796KiB, bw=471KiB/s, runt= 38682msec clat (msec): min= 1, max= 179, avg=49.04, stdev=37.13 bw (KiB/s) : min= 0, max= 1776, per=54.14%, avg=799.12, stdev=618.10 cpu : usr=4.50%, sys=1.39%, ctx=16900 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=40.9%, 4=3.2%, 10=8.0%, 20=13.6%, 50=20.4%, 100=10.6% lat (msec): 250=3.0%, 500=0.0%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,636KiB/s, minb=2,545KiB/s, maxb=3,067KiB/s, mint=34183msec, maxt=41194msec WRITE: io=59,040KiB, aggrb=1,476KiB/s, minb=471KiB/s, maxb=584KiB/s, mint=34183msec, maxt=41194msec Disk stats (read/write): cciss!c0d0: ios=33828/1525, merge=0/13612, ticks=87356/29316, in_queue=116648, util=97.56% 5.50user 1.31system 0:41.41elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 270624inputs+118120outputs (0major+92636minor)pagefaults 0swaps