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] [ 8484/ 9656 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 9288/ 11652 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 9780/ 7784 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 3376/ 12080 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 9000/ 6764 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 4852/ 9556 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 9040/ 5988 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 12120/ 4376 kb/s] [eta 00m:17s] Threads: 3: [mmm] [39.3% done] [ 8616/ 5764 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 11912/ 3696 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 4236/ 8856 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 11316/ 384 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 10796/ 1820 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 6800/ 4684 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 8056/ 2856 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 5876/ 3536 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 6932/ 3416 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 3204/ 6164 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 2448/ 5944 kb/s] [eta 00m:12s] Threads: 3: [VVV] [66.7% done] [ 3780/ 3416 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 19236/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 18940/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 17532/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 19732/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 17456/ 0 kb/s] [eta 00m:05s] Threads: 2: [_VV] [87.5% done] [ 20836/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=15025 read : io=100MiB, bw=3,745KiB/s, runt= 27997msec slat (msec): min= 0, max= 6138, avg=1773.53, stdev=2229.95 clat (msec): min= 2, max= 439, avg=81.17, stdev=78.89 bw (KiB/s) : min= 189, max= 9365, per=40.97%, avg=4382.58, stdev=2744.26 write: io=44,944KiB, bw=2,104KiB/s, runt= 21872msec slat (msec): min= 0, max= 5, avg= 0.06, stdev= 0.34 clat (msec): min= 0, max= 921, avg=107.60, stdev=130.90 bw (KiB/s) : min= 0, max=10051, per=47.36%, avg=2827.50, stdev=2318.89 cpu : usr=3.56%, sys=0.33%, ctx=1866 IO depths : 1=0.1%, 2=0.2%, 4=16.6%, 8=83.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.6%, 4=0.7%, 10=5.5%, 20=14.2%, 50=25.5%, 100=20.0% lat (msec): 250=25.2%, 500=6.4%, 750=0.6%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15026 read : io=100MiB, bw=3,565KiB/s, runt= 29405msec slat (msec): min= 0, max= 8815, avg=2829.20, stdev=3278.74 clat (msec): min= 0, max= 818, avg=80.99, stdev=92.13 bw (KiB/s) : min= 32, max=13240, per=40.28%, avg=4308.92, stdev=3435.48 write: io=51,292KiB, bw=2,548KiB/s, runt= 20606msec slat (msec): min= 0, max= 9, avg= 0.13, stdev= 0.61 clat (msec): min= 0, max= 868, avg=111.26, stdev=109.10 bw (KiB/s) : min= 0, max= 7544, per=51.64%, avg=3082.81, stdev=2275.93 cpu : usr=3.74%, sys=0.24%, ctx=1776 IO depths : 1=0.2%, 2=0.8%, 4=19.2%, 8=79.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=1.0%, 10=4.7%, 20=13.9%, 50=23.4%, 100=23.1% lat (msec): 250=26.1%, 500=5.9%, 750=0.6%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15027 read : io=100MiB, bw=3,592KiB/s, runt= 29190msec slat (msec): min= 0, max= 7099, avg=1268.20, stdev=2057.27 clat (msec): min= 0, max= 704, avg=93.02, stdev=89.47 bw (KiB/s) : min= 88, max= 9021, per=36.05%, avg=3855.81, stdev=2337.25 write: io=34,188KiB, bw=1,565KiB/s, runt= 22368msec slat (msec): min= 0, max= 2, avg= 0.02, stdev= 0.17 clat (msec): min= 0, max= 772, avg=104.71, stdev=111.12 bw (KiB/s) : min= 0, max= 6716, per=41.35%, avg=2468.75, stdev=2280.31 cpu : usr=3.21%, sys=0.19%, ctx=1984 IO depths : 1=0.2%, 2=0.5%, 4=12.5%, 8=86.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.7%, 10=4.5%, 20=12.1%, 50=22.1%, 100=23.0% lat (msec): 250=28.5%, 500=7.3%, 750=0.7%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,697KiB/s, minb=3,565KiB/s, maxb=3,745KiB/s, mint=27997msec, maxt=29405msec WRITE: io=127MiB, aggrb=5,970KiB/s, minb=1,565KiB/s, maxb=2,548KiB/s, mint=27997msec, maxt=29405msec Disk stats (read/write): sda: ios=4903/2308, merge=1619/564, ticks=431604/281084, in_queue=714896, util=99.61% 3.06user 0.22system 0:29.66elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2406minor)pagefaults 0swaps