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] [12.0% done] [ 14544/ 5844 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 15416/ 4876 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 11432/ 6032 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 14684/ 2712 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.2% done] [ 15420/ 1304 kb/s] [eta 00m:17s] Threads: 3: [mmm] [32.0% done] [ 13316/ 1192 kb/s] [eta 00m:17s] Threads: 3: [mmm] [34.6% done] [ 4848/ 10732 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 12048/ 1892 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 10248/ 5152 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 4096/ 10060 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 4692/ 8784 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 12572/ 452 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 7712/ 3972 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 2788/ 8328 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 5460/ 5436 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 4752/ 5960 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 3328/ 6768 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 3316/ 6920 kb/s] [eta 00m:12s] Threads: 3: [mmm] [67.7% done] [ 6192/ 3588 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.0% done] [ 16636/ 124 kb/s] [eta 00m:09s] Threads: 3: [VVV] [74.2% done] [ 18760/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.0% done] [ 19364/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.3% done] [ 17852/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [86.7% done] [ 17720/ 0 kb/s] [eta 00m:04s] Threads: 2: [_VV] [90.0% done] [ 16392/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=10213 read : io=100MiB, bw=3,899KiB/s, runt= 26891msec slat (msec): min= 0, max= 5376, avg=989.84, stdev=1591.18 clat (msec): min= 3, max= 519, avg=90.70, stdev=89.20 bw (KiB/s) : min= 48, max= 9991, per=38.51%, avg=4358.67, stdev=2730.61 write: io=35,048KiB, bw=1,669KiB/s, runt= 21502msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.24 clat (msec): min= 0, max= 763, avg=115.05, stdev=119.68 bw (KiB/s) : min= 0, max= 6003, per=44.88%, avg=2362.15, stdev=1792.69 cpu : usr=3.61%, sys=0.30%, ctx=1718 IO depths : 1=0.1%, 2=0.2%, 4=15.4%, 8=84.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.5%, 10=4.3%, 20=17.3%, 50=21.8%, 100=19.1% lat (msec): 250=29.0%, 500=7.1%, 750=0.5%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=10214 read : io=100MiB, bw=3,777KiB/s, runt= 27758msec slat (msec): min= 0, max= 8070, avg=2434.75, stdev=2884.35 clat (msec): min= 0, max= 836, avg=86.38, stdev=84.87 bw (KiB/s) : min= 46, max= 8919, per=43.73%, avg=4949.29, stdev=2621.52 write: io=38,224KiB, bw=1,988KiB/s, runt= 19686msec slat (msec): min= 0, max= 5, avg= 0.08, stdev= 0.39 clat (msec): min= 0, max= 856, avg=92.11, stdev=93.56 bw (KiB/s) : min= 0, max= 6487, per=58.73%, avg=3091.04, stdev=2034.88 cpu : usr=3.50%, sys=0.24%, ctx=1761 IO depths : 1=0.1%, 2=0.2%, 4=17.9%, 8=81.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.9%, 10=4.5%, 20=13.1%, 50=24.9%, 100=23.1% lat (msec): 250=26.2%, 500=5.9%, 750=0.3%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=10215 read : io=100MiB, bw=3,772KiB/s, runt= 27796msec slat (msec): min= 0, max= 6934, avg=1640.15, stdev=2307.77 clat (msec): min= 1, max= 834, avg=93.55, stdev=91.67 bw (KiB/s) : min= 85, max= 7777, per=36.40%, avg=4119.93, stdev=2229.17 write: io=37,244KiB, bw=1,782KiB/s, runt= 21401msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.23 clat (msec): min= 0, max= 701, avg=103.05, stdev=104.86 bw (KiB/s) : min= 0, max= 6441, per=48.82%, avg=2569.19, stdev=1954.25 cpu : usr=3.58%, sys=0.20%, ctx=1793 IO depths : 1=0.1%, 2=0.3%, 4=15.3%, 8=84.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.6%, 10=3.3%, 20=10.2%, 50=24.4%, 100=25.6% lat (msec): 250=27.8%, 500=6.1%, 750=0.7%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,317KiB/s, minb=3,772KiB/s, maxb=3,899KiB/s, mint=26891msec, maxt=27796msec WRITE: io=108MiB, aggrb=5,263KiB/s, minb=1,669KiB/s, maxb=1,988KiB/s, mint=26891msec, maxt=27796msec Disk stats (read/write): sda: ios=4694/2051, merge=1602/557, ticks=448692/227856, in_queue=676544, util=99.03% 2.99user 0.22system 0:28.44elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2395minor)pagefaults 0swaps