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] [13.0% done] [ 14858/ 4197 kb/s] [eta 00m:20s] Threads: 3: [mmm] [16.7% done] [ 15611/ 6985 kb/s] [eta 00m:20s] Threads: 3: [mmm] [21.7% done] [ 15900/ 10959 kb/s] [eta 00m:18s] Threads: 3: [mmm] [26.1% done] [ 12015/ 6414 kb/s] [eta 00m:17s] Threads: 3: [mmm] [31.8% done] [ 19438/ 5613 kb/s] [eta 00m:15s] Threads: 3: [mmm] [36.4% done] [ 17562/ 3770 kb/s] [eta 00m:14s] Threads: 3: [mmm] [40.9% done] [ 9001/ 11995 kb/s] [eta 00m:13s] Threads: 3: [mmm] [43.5% done] [ 14130/ 5792 kb/s] [eta 00m:13s] Threads: 3: [mmm] [47.8% done] [ 14358/ 6076 kb/s] [eta 00m:12s] Threads: 3: [mmm] [52.2% done] [ 6211/ 10396 kb/s] [eta 00m:11s] Threads: 3: [mmm] [54.2% done] [ 6483/ 5177 kb/s] [eta 00m:11s] Threads: 3: [mmF] [56.0% done] [ 1997/ 4856 kb/s] [eta 00m:11s] Threads: 3: [mmF] [55.6% done] [ 1712/ 1448 kb/s] [eta 00m:12s] Threads: 2: [mm_] [57.1% done] [ 34537/ 691 kb/s] [eta 00m:12s] Threads: 2: [mm_] [60.7% done] [ 1126/ 6658 kb/s] [eta 00m:11s] Threads: 2: [mm_] [60.0% done] [ 6483/ 520 kb/s] [eta 00m:12s] Threads: 2: [Fm_] [61.3% done] [ 3498/ 69 kb/s] [eta 00m:12s] Threads: 2: [Fm_] [62.5% done] [ 1330/ 0 kb/s] [eta 00m:12s] Threads: 2: [Vm_] [65.6% done] [ 42402/ 3063 kb/s] [eta 00m:11s] Threads: 1: [_F_] [100.0% done] [ 3795/ 170 kb/s] [eta 00m:00s] Threads: 1: [_V_] [76.7% done] [ 14565/ 0 kb/s] [eta 00m:07s] fio: (groupid=0): err= 0: pid=2900 read : io=100MiB, bw=4,976KiB/s, runt= 21072msec clat (msec): min= 0, max= 549, avg= 6.77, stdev=27.72 bw (KiB/s) : min= 1, max=11323, per=28.80%, avg=3879.73, stdev=3422.52 write: io=41,448KiB, bw=2,061KiB/s, runt= 20592msec clat (msec): min= 0, max= 175, avg= 7.97, stdev=21.57 bw (KiB/s) : min= 0, max=11876, per=89.10%, avg=4364.07, stdev=3610.03 cpu : usr=10.04%, sys=1.99%, ctx=5125 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=81.2%, 4=0.7%, 10=2.6%, 20=5.7%, 50=5.3%, 100=2.9% lat (msec): 250=1.3%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2901 read : io=100MiB, bw=4,489KiB/s, runt= 23354msec clat (msec): min= 0, max= 528, avg= 7.07, stdev=27.00 bw (KiB/s) : min= 15, max= 9245, per=25.19%, avg=3392.78, stdev=3200.51 write: io=39,924KiB, bw=1,785KiB/s, runt= 22897msec clat (msec): min= 0, max= 311, avg=11.97, stdev=34.01 bw (KiB/s) : min= 0, max= 8724, per=62.56%, avg=3064.37, stdev=3163.05 cpu : usr=8.38%, sys=2.16%, ctx=4799 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=79.3%, 4=1.2%, 10=3.3%, 20=5.1%, 50=5.6%, 100=3.1% lat (msec): 250=2.1%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2902 read : io=100MiB, bw=6,740KiB/s, runt= 15557msec clat (msec): min= 0, max= 215, avg= 4.67, stdev=17.72 bw (KiB/s) : min= 50, max=14185, per=44.16%, avg=5947.55, stdev=4551.66 write: io=28,152KiB, bw=1,892KiB/s, runt= 15230msec clat (msec): min= 0, max= 160, avg= 8.18, stdev=21.95 bw (KiB/s) : min= 0, max= 9042, per=63.69%, avg=3119.55, stdev=3506.09 cpu : usr=11.83%, sys=2.26%, ctx=3526 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=82.6%, 4=1.3%, 10=3.0%, 20=5.0%, 50=4.5%, 100=2.5% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,469KiB/s, minb=4,489KiB/s, maxb=6,740KiB/s, mint=15557msec, maxt=23354msec WRITE: io=107MiB, aggrb=4,898KiB/s, minb=1,785KiB/s, maxb=2,061KiB/s, mint=15557msec, maxt=23354msec Disk stats (read/write): cciss!c0d0: ios=12539/1539, merge=0/25867, ticks=46240/654256, in_queue=700508, util=95.07% 5.92user 1.30system 0:23.57elapsed 30%CPU (0avgtext+0avgdata 0maxresident)k 100312inputs+219080outputs (0major+105194minor)pagefaults 0swaps