fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [10.7% done] [ 17707/ 2914 kb/s] [eta 00m:25s] Threads: 3: [mmm] [13.8% done] [ 8199/ 10481 kb/s] [eta 00m:25s] Threads: 3: [mmm] [17.9% done] [ 10668/ 7076 kb/s] [eta 00m:23s] Threads: 3: [mmm] [22.2% done] [ 9700/ 5460 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 5152/ 9484 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 8608/ 6320 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 12272/ 3020 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 9452/ 6048 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 14592/ 488 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 11820/ 2296 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 8076/ 4528 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 13392/ 0 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 12640/ 0 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 4028/ 7632 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 3188/ 6996 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 5388/ 4632 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 5168/ 4660 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 7372/ 1700 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 5008/ 3704 kb/s] [eta 00m:12s] Threads: 3: [VVV] [66.7% done] [ 8720/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 16712/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 19460/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 17012/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 18012/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [87.1% done] [ 17396/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=17138 read : io=100MiB, bw=3,801KiB/s, runt= 27584msec slat (msec): min= 0, max= 5009, avg=820.33, stdev=1415.07 clat (msec): min= 3, max= 598, avg=88.50, stdev=83.48 bw (KiB/s) : min= 189, max= 8945, per=37.11%, avg=4156.93, stdev=2266.07 write: io=36,220KiB, bw=1,660KiB/s, runt= 22341msec slat (msec): min= 0, max= 2, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 889, avg=111.02, stdev=119.17 bw (KiB/s) : min= 0, max=10472, per=62.53%, avg=2789.39, stdev=2638.96 cpu : usr=3.13%, sys=0.29%, ctx=1901 IO depths : 1=0.1%, 2=0.3%, 4=12.2%, 8=87.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.3%, 10=4.2%, 20=13.1%, 50=22.0%, 100=24.1% lat (msec): 250=28.6%, 500=5.9%, 750=0.6%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17139 read : io=100MiB, bw=3,733KiB/s, runt= 28083msec slat (msec): min= 0, max= 7788, avg=1885.76, stdev=2817.59 clat (msec): min= 1, max= 590, avg=85.08, stdev=81.10 bw (KiB/s) : min= 51, max=13694, per=40.77%, avg=4567.10, stdev=2863.21 write: io=37,264KiB, bw=1,877KiB/s, runt= 20324msec slat (msec): min= 0, max= 4, avg= 0.04, stdev= 0.28 clat (msec): min= 0, max= 873, avg=110.64, stdev=111.71 bw (KiB/s) : min= 0, max= 5957, per=63.74%, avg=2843.42, stdev=2089.87 cpu : usr=3.20%, sys=0.33%, ctx=1850 IO depths : 1=0.1%, 2=0.2%, 4=11.8%, 8=87.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.2%, 10=3.0%, 20=12.7%, 50=25.0%, 100=26.9% lat (msec): 250=25.3%, 500=6.0%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17140 read : io=100MiB, bw=3,849KiB/s, runt= 27242msec slat (msec): min= 0, max= 5351, avg=823.49, stdev=1495.99 clat (msec): min= 2, max= 769, avg=97.29, stdev=86.00 bw (KiB/s) : min= 19, max= 9006, per=37.22%, avg=4169.14, stdev=2163.43 write: io=23,848KiB, bw=1,105KiB/s, runt= 22080msec slat (msec): min= 0, max= 4, avg= 0.06, stdev= 0.34 clat (msec): min= 0, max= 910, avg=97.32, stdev=103.02 bw (KiB/s) : min= 0, max= 6131, per=58.72%, avg=2619.29, stdev=2081.44 cpu : usr=3.08%, sys=0.25%, ctx=1853 IO depths : 1=0.1%, 2=0.2%, 4=10.4%, 8=89.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.2%, 10=2.3%, 20=10.2%, 50=23.8%, 100=26.1% lat (msec): 250=30.0%, 500=6.5%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,201KiB/s, minb=3,733KiB/s, maxb=3,849KiB/s, mint=27242msec, maxt=28083msec WRITE: io=97,332KiB, aggrb=4,461KiB/s, minb=1,105KiB/s, maxb=1,877KiB/s, mint=27242msec, maxt=28083msec Disk stats (read/write): sda: ios=5217/1776, merge=1546/475, ticks=484828/214968, in_queue=702628, util=99.57% 2.63user 0.33system 0:28.36elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2395minor)pagefaults 0swaps