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] [11.5% done] [ 15740/ 2032 kb/s] [eta 00m:23s] Threads: 3: [mmm] [15.4% done] [ 19346/ 768 kb/s] [eta 00m:22s] Threads: 3: [mmm] [18.5% done] [ 9500/ 6248 kb/s] [eta 00m:22s] Threads: 3: [mmm] [22.2% done] [ 12920/ 3368 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.0% done] [ 9332/ 6204 kb/s] [eta 00m:21s] Threads: 3: [mmm] [28.6% done] [ 10444/ 7868 kb/s] [eta 00m:20s] Threads: 3: [mmm] [32.1% done] [ 10788/ 2968 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 13616/ 2856 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 13224/ 3124 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 9632/ 4148 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 5868/ 6980 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 9628/ 3160 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 8028/ 4900 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.6% done] [ 9076/ 2080 kb/s] [eta 00m:15s] Threads: 3: [mmm] [54.8% done] [ 8572/ 2380 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 4108/ 6836 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 4476/ 5536 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 3116/ 6540 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 7232/ 1972 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 9968/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 20080/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 18596/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 18353/ 0 kb/s] [eta 00m:07s] Threads: 2: [VV_] [83.9% done] [ 17244/ 0 kb/s] [eta 00m:05s] Threads: 1: [_V_] [93.1% done] [ 15076/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=709 read : io=100MiB, bw=3,899KiB/s, runt= 26890msec slat (msec): min= 0, max= 4879, avg=807.47, stdev=1416.89 clat (msec): min= 2, max= 492, avg=88.21, stdev=81.20 bw (KiB/s) : min= 5, max= 9879, per=38.94%, avg=4448.38, stdev=2624.21 write: io=31,540KiB, bw=1,466KiB/s, runt= 22016msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.26 clat (msec): min= 0, max= 896, avg=125.26, stdev=135.07 bw (KiB/s) : min= 0, max= 5261, per=57.91%, avg=2514.27, stdev=1790.97 cpu : usr=3.32%, sys=0.27%, ctx=1801 IO depths : 1=0.1%, 2=0.3%, 4=12.1%, 8=87.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.6%, 10=4.0%, 20=14.0%, 50=23.4%, 100=19.5% lat (msec): 250=30.6%, 500=6.9%, 750=0.4%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=710 read : io=100MiB, bw=3,808KiB/s, runt= 27535msec slat (msec): min= 0, max= 7185, avg=2239.70, stdev=2716.36 clat (msec): min= 0, max= 454, avg=85.71, stdev=78.63 bw (KiB/s) : min= 56, max=14397, per=39.01%, avg=4456.47, stdev=3116.14 write: io=36,348KiB, bw=1,781KiB/s, runt= 20898msec slat (msec): min= 0, max= 12, avg= 0.14, stdev= 0.85 clat (msec): min= 0, max= 928, avg=97.21, stdev=105.26 bw (KiB/s) : min= 0, max= 6617, per=57.67%, avg=2504.07, stdev=2101.82 cpu : usr=3.05%, sys=0.20%, ctx=1775 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=2.0%, 4=0.9%, 10=4.9%, 20=13.6%, 50=20.5%, 100=24.0% lat (msec): 250=28.4%, 500=5.3%, 750=0.3%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=711 read : io=100MiB, bw=4,011KiB/s, runt= 26142msec slat (msec): min= 0, max= 4542, avg=605.07, stdev=1207.84 clat (msec): min= 0, max= 372, avg=91.40, stdev=71.19 bw (KiB/s) : min= 64, max= 8427, per=38.20%, avg=4364.45, stdev=2367.05 write: io=25,480KiB, bw=1,212KiB/s, runt= 21522msec slat (msec): min= 0, max= 4, avg= 0.08, stdev= 0.36 clat (msec): min= 1, max= 952, avg=122.76, stdev=119.39 bw (KiB/s) : min= 0, max= 6823, per=51.77%, avg=2248.05, stdev=2125.00 cpu : usr=3.17%, sys=0.24%, ctx=1795 IO depths : 1=0.1%, 2=0.2%, 4=9.9%, 8=89.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.2%, 10=1.6%, 20=9.0%, 50=22.7%, 100=27.0% lat (msec): 250=33.8%, 500=4.8%, 750=0.2%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,424KiB/s, minb=3,808KiB/s, maxb=4,011KiB/s, mint=26142msec, maxt=27535msec WRITE: io=93,368KiB, aggrb=4,342KiB/s, minb=1,212KiB/s, maxb=1,781KiB/s, mint=26142msec, maxt=27535msec Disk stats (read/write): sda: ios=5047/1790, merge=1331/349, ticks=455676/371112, in_queue=826788, util=99.33% 2.61user 0.24system 0:27.84elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2390minor)pagefaults 0swaps