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] [7.3% done] [ 14860/ 4820 kb/s] [eta 00m:38s] Threads: 3: [mmm] [13.3% done] [ 11824/ 8016 kb/s] [eta 00m:26s] Threads: 3: [mmm] [18.5% done] [ 13288/ 5556 kb/s] [eta 00m:22s] Threads: 3: [mmm] [22.2% done] [ 8860/ 6580 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.0% done] [ 12364/ 3388 kb/s] [eta 00m:21s] Threads: 3: [mmm] [28.6% done] [ 9760/ 5504 kb/s] [eta 00m:20s] Threads: 3: [mmm] [31.0% done] [ 12548/ 1552 kb/s] [eta 00m:20s] Threads: 3: [mmm] [34.5% done] [ 8480/ 6440 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.9% done] [ 10516/ 4004 kb/s] [eta 00m:18s] Threads: 3: [mmm] [41.4% done] [ 9040/ 4192 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 9092/ 4520 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 13024/ 20 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 6056/ 5704 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 8472/ 3364 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 7824/ 3916 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 1892/ 8528 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 6008/ 3156 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 8628/ 1048 kb/s] [eta 00m:13s] Threads: 3: [mmm] [65.6% done] [ 4696/ 4300 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 10888/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19392/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 17720/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 18024/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [86.7% done] [ 17064/ 0 kb/s] [eta 00m:04s] Threads: 1: [_EV] [90.0% done] [ 16104/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=20592 read : io=100MiB, bw=4,097KiB/s, runt= 25590msec slat (msec): min= 0, max= 3679, avg=422.84, stdev=931.74 clat (msec): min= 2, max= 489, avg=87.53, stdev=77.71 bw (KiB/s) : min= 24, max=10973, per=39.40%, avg=4476.27, stdev=2926.33 write: io=21,612KiB, bw=1,011KiB/s, runt= 21873msec slat (msec): min= 0, max= 10, avg= 0.17, stdev= 0.91 clat (msec): min= 0, max= 885, avg=164.09, stdev=206.88 bw (KiB/s) : min= 0, max= 5225, per=37.36%, avg=1710.72, stdev=1548.07 cpu : usr=3.17%, sys=0.36%, ctx=1793 IO depths : 1=0.1%, 2=0.2%, 4=7.8%, 8=91.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.5%, 10=4.0%, 20=14.2%, 50=23.0%, 100=20.0% lat (msec): 250=30.5%, 500=6.1%, 750=0.2%, 1000=0.9%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20593 read : io=100MiB, bw=3,824KiB/s, runt= 27415msec slat (msec): min= 0, max= 7404, avg=2014.73, stdev=2604.38 clat (msec): min= 2, max= 562, avg=83.52, stdev=77.62 bw (KiB/s) : min= 34, max=10386, per=40.28%, avg=4575.97, stdev=2824.90 write: io=37,680KiB, bw=1,912KiB/s, runt= 20174msec slat (msec): min= 0, max= 10, avg= 0.14, stdev= 0.76 clat (msec): min= 0, max= 763, avg=92.52, stdev=95.83 bw (KiB/s) : min= 0, max=10352, per=61.07%, avg=2796.17, stdev=2491.82 cpu : usr=3.55%, sys=0.19%, ctx=1826 IO depths : 1=0.1%, 2=0.3%, 4=17.5%, 8=82.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.6%, 10=3.8%, 20=12.9%, 50=25.6%, 100=23.4% lat (msec): 250=27.5%, 500=4.4%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20594 read : io=100MiB, bw=3,787KiB/s, runt= 27687msec slat (msec): min= 0, max= 6819, avg=1674.57, stdev=2438.94 clat (msec): min= 0, max= 513, avg=86.48, stdev=80.22 bw (KiB/s) : min= 5, max=10633, per=37.51%, avg=4261.60, stdev=2920.66 write: io=38,528KiB, bw=1,881KiB/s, runt= 20967msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.23 clat (msec): min= 0, max= 811, avg=101.80, stdev=113.59 bw (KiB/s) : min= 0, max= 8328, per=58.99%, avg=2701.38, stdev=2239.53 cpu : usr=3.19%, sys=0.30%, ctx=1880 IO depths : 1=0.1%, 2=0.5%, 4=13.6%, 8=85.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.5%, 10=3.8%, 20=10.9%, 50=24.8%, 100=25.8% lat (msec): 250=26.6%, 500=5.6%, 750=0.4%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,361KiB/s, minb=3,787KiB/s, maxb=4,097KiB/s, mint=25590msec, maxt=27687msec WRITE: io=97,820KiB, aggrb=4,579KiB/s, minb=1,011KiB/s, maxb=1,912KiB/s, mint=25590msec, maxt=27687msec Disk stats (read/write): sda: ios=5052/1847, merge=1556/499, ticks=453508/325188, in_queue=778696, util=99.53% 2.71user 0.32system 0:28.01elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2391minor)pagefaults 0swaps