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] [15.0% done] [ 21776/ 3720 kb/s] [eta 00m:17s] Threads: 3: [mmm] [20.0% done] [ 13844/ 9384 kb/s] [eta 00m:16s] Threads: 3: [mmm] [26.3% done] [ 15464/ 7604 kb/s] [eta 00m:14s] Threads: 3: [mmm] [31.6% done] [ 18880/ 3516 kb/s] [eta 00m:13s] Threads: 3: [mmm] [35.0% done] [ 16192/ 4112 kb/s] [eta 00m:13s] Threads: 3: [mmm] [40.0% done] [ 12796/ 7447 kb/s] [eta 00m:12s] Threads: 3: [mmm] [45.0% done] [ 11816/ 7976 kb/s] [eta 00m:11s] Threads: 3: [mmm] [47.6% done] [ 6856/ 9872 kb/s] [eta 00m:11s] Threads: 3: [mmm] [52.4% done] [ 12088/ 4560 kb/s] [eta 00m:10s] Threads: 3: [mmm] [54.5% done] [ 9920/ 5136 kb/s] [eta 00m:10s] Threads: 3: [mmm] [59.1% done] [ 9004/ 4724 kb/s] [eta 00m:09s] Threads: 3: [mmm] [60.9% done] [ 6428/ 4844 kb/s] [eta 00m:09s] Threads: 3: [mmm] [62.5% done] [ 10148/ 2244 kb/s] [eta 00m:09s] Threads: 3: [mmm] [64.0% done] [ 6372/ 3320 kb/s] [eta 00m:09s] Threads: 3: [VVV] [68.0% done] [ 7404/ 2236 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 23052/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [79.2% done] [ 22704/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [83.3% done] [ 20748/ 0 kb/s] [eta 00m:04s] Threads: 2: [VV_] [87.5% done] [ 17744/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=29030 read : io=100MiB, bw=4,762KiB/s, runt= 22016msec slat (msec): min= 0, max= 4810, avg=964.11, stdev=1515.69 clat (msec): min= 1, max= 349, avg=72.31, stdev=65.22 bw (KiB/s) : min= 12, max=11902, per=37.13%, avg=5280.03, stdev=3463.36 write: io=34,468KiB, bw=2,050KiB/s, runt= 17209msec slat (msec): min= 0, max= 4, avg= 0.08, stdev= 0.41 clat (msec): min= 0, max= 868, avg=87.79, stdev=93.68 bw (KiB/s) : min= 0, max= 7848, per=53.58%, avg=3161.30, stdev=2643.50 cpu : usr=4.36%, sys=0.27%, ctx=1794 IO depths : 1=0.1%, 2=0.2%, 4=14.4%, 8=85.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.9%, 10=3.7%, 20=12.1%, 50=28.6%, 100=27.9% lat (msec): 250=23.4%, 500=2.5%, 750=0.2%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29031 read : io=100MiB, bw=4,739KiB/s, runt= 22123msec slat (msec): min= 0, max= 5895, avg=1566.67, stdev=2073.54 clat (msec): min= 0, max= 327, avg=69.99, stdev=63.70 bw (KiB/s) : min= 17, max=10762, per=38.23%, avg=5436.39, stdev=3220.16 write: io=37,080KiB, bw=2,271KiB/s, runt= 16719msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.32 clat (msec): min= 0, max= 808, avg=82.80, stdev=93.65 bw (KiB/s) : min= 0, max= 8137, per=52.63%, avg=3105.41, stdev=2596.05 cpu : usr=3.91%, sys=0.40%, ctx=1785 IO depths : 1=0.1%, 2=0.4%, 4=16.6%, 8=82.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.9%, 10=6.1%, 20=12.7%, 50=26.9%, 100=28.2% lat (msec): 250=20.7%, 500=3.1%, 750=0.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29032 read : io=100MiB, bw=5,027KiB/s, runt= 20857msec slat (msec): min= 0, max= 4117, avg=513.90, stdev=1068.33 clat (msec): min= 1, max= 449, avg=77.39, stdev=65.16 bw (KiB/s) : min= 60, max= 9433, per=36.93%, avg=5251.60, stdev=2666.00 write: io=27,608KiB, bw=1,652KiB/s, runt= 17103msec slat (msec): min= 0, max= 7, avg= 0.19, stdev= 0.83 clat (msec): min= 0, max= 661, avg=106.16, stdev=105.54 bw (KiB/s) : min= 0, max= 9177, per=51.49%, avg=3037.82, stdev=2996.65 cpu : usr=4.24%, sys=0.46%, ctx=1732 IO depths : 1=0.2%, 2=0.2%, 4=8.4%, 8=91.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.5%, 10=2.7%, 20=10.2%, 50=26.8%, 100=30.3% lat (msec): 250=25.0%, 500=3.6%, 750=0.2%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,219KiB/s, minb=4,739KiB/s, maxb=5,027KiB/s, mint=20857msec, maxt=22123msec WRITE: io=99,156KiB, aggrb=5,900KiB/s, minb=1,652KiB/s, maxb=2,271KiB/s, mint=20857msec, maxt=22123msec Disk stats (read/write): sda: ios=4470/1654, merge=1495/475, ticks=330784/158912, in_queue=489684, util=99.39% 2.80user 0.31system 0:22.35elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2382minor)pagefaults 0swaps