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] [8.3% done] [ 10742/ 14541 kb/s] [eta 00m:33s] Threads: 3: [mmm] [11.4% done] [ 17980/ 5302 kb/s] [eta 00m:31s] Threads: 3: [mmm] [18.5% done] [ 15354/ 9013 kb/s] [eta 00m:22s] Threads: 3: [mmm] [21.4% done] [ 17449/ 7931 kb/s] [eta 00m:22s] Threads: 3: [mmm] [28.0% done] [ 20330/ 9893 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 7281/ 15538 kb/s] [eta 00m:18s] Threads: 3: [mmm] [36.0% done] [ 14671/ 4014 kb/s] [eta 00m:16s] Threads: 3: [mmF] [37.0% done] [ 6699/ 3201 kb/s] [eta 00m:17s] Threads: 3: [mmF] [39.3% done] [ 5733/ 1235 kb/s] [eta 00m:17s] Threads: 3: [mmF] [41.4% done] [ 2940/ 2172 kb/s] [eta 00m:17s] Threads: 3: [mmV] [44.8% done] [ 17644/ 882 kb/s] [eta 00m:16s] Threads: 2: [mm_] [50.0% done] [ 54907/ 10703 kb/s] [eta 00m:14s] Threads: 2: [mm_] [55.6% done] [ 11181/ 1130 kb/s] [eta 00m:12s] Threads: 2: [mm_] [57.1% done] [ 6178/ 2224 kb/s] [eta 00m:12s] Threads: 2: [mm_] [58.6% done] [ 7553/ 573 kb/s] [eta 00m:12s] Threads: 2: [mF_] [58.1% done] [ 1073/ 186 kb/s] [eta 00m:13s] Threads: 1: [m__] [61.3% done] [ 28477/ 1976 kb/s] [eta 00m:12s] Threads: 1: [m__] [64.5% done] [ 3025/ 3499 kb/s] [eta 00m:11s] Threads: 1: [F__] [100.0% done] [ 4096/ 0 kb/s] [eta 00m:00s] Threads: 1: [F__] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=16076 read : io=100MiB, bw=4,655KiB/s, runt= 22521msec clat (msec): min= 0, max= 404, avg= 7.61, stdev=29.09 bw (KiB/s) : min= 24, max=10871, per=25.70%, avg=3589.67, stdev=3170.15 write: io=35,200KiB, bw=1,628KiB/s, runt= 22132msec clat (msec): min= 0, max= 535, avg=12.20, stdev=44.50 bw (KiB/s) : min= 0, max=10594, per=51.74%, avg=2788.21, stdev=3438.19 cpu : usr=8.54%, sys=1.81%, ctx=4980 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=79.0%, 4=1.0%, 10=3.4%, 20=6.9%, 50=5.0%, 100=2.2% lat (msec): 250=2.1%, 500=0.2%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16077 read : io=100MiB, bw=5,645KiB/s, runt= 18573msec clat (msec): min= 0, max= 437, avg= 7.01, stdev=26.89 bw (KiB/s) : min= 29, max=11247, per=34.20%, avg=4776.72, stdev=3626.78 write: io=26,572KiB, bw=1,489KiB/s, runt= 18272msec clat (msec): min= 0, max= 226, avg=10.64, stdev=28.96 bw (KiB/s) : min= 0, max= 9347, per=67.98%, avg=3663.50, stdev=3821.48 cpu : usr=9.69%, sys=2.24%, ctx=4305 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=78.6%, 4=1.3%, 10=3.7%, 20=6.1%, 50=5.7%, 100=2.4% lat (msec): 250=1.5%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16078 read : io=100MiB, bw=7,779KiB/s, runt= 13479msec clat (msec): min= 0, max= 238, avg= 2.61, stdev=12.94 bw (KiB/s) : min= 1, max=97492, per=85.31%, avg=11914.75, stdev=23381.84 write: io=54,720KiB, bw=4,345KiB/s, runt= 12895msec clat (msec): min= 0, max= 219, avg= 4.53, stdev=16.32 bw (KiB/s) : min= 0, max=18516, per=143.11%, avg=7712.23, stdev=6903.61 cpu : usr=15.31%, sys=3.32%, ctx=2500 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=88.9%, 4=0.4%, 10=2.1%, 20=3.5%, 50=3.1%, 100=1.5% lat (msec): 250=0.4%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,967KiB/s, minb=4,655KiB/s, maxb=7,779KiB/s, mint=13479msec, maxt=22521msec WRITE: io=114MiB, aggrb=5,389KiB/s, minb=1,489KiB/s, maxb=4,345KiB/s, mint=13479msec, maxt=22521msec Disk stats (read/write): cciss!c0d0: ios=11555/1575, merge=0/27658, ticks=40960/665652, in_queue=706612, util=94.15% 5.80user 1.29system 0:22.75elapsed 31%CPU (0avgtext+0avgdata 0maxresident)k 92440inputs+233016outputs (0major+106931minor)pagefaults 0swaps