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] [ 14032/ 6288 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 9904/ 9164 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.8% done] [ 13560/ 5908 kb/s] [eta 00m:19s] Threads: 3: [mmm] [24.0% done] [ 10712/ 5092 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 14888/ 156 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 8220/ 8156 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 8784/ 6416 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 7076/ 8432 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 4308/ 10028 kb/s] [eta 00m:16s] Threads: 3: [mmm] [41.4% done] [ 9924/ 4316 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 4968/ 7980 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 6348/ 7056 kb/s] [eta 00m:16s] Threads: 3: [mmm] [51.7% done] [ 9300/ 2932 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 7204/ 3964 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 8868/ 1844 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 4648/ 6472 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 1908/ 8360 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 4316/ 5168 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 5756/ 3680 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 10532/ 3492 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19964/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 20032/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.6% done] [ 19664/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 19904/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.1% done] [ 15508/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.3% done] [ 18730/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=17365 read : io=100MiB, bw=3,596KiB/s, runt= 29152msec slat (msec): min= 0, max= 7413, avg=2228.23, stdev=2609.96 clat (msec): min= 0, max= 507, avg=86.08, stdev=89.23 bw (KiB/s) : min= 12, max=10158, per=39.76%, avg=4289.71, stdev=2674.14 write: io=45,640KiB, bw=2,144KiB/s, runt= 21792msec slat (msec): min= 0, max= 1, avg= 0.02, stdev= 0.15 clat (msec): min= 0, max= 916, avg=94.30, stdev=115.86 bw (KiB/s) : min= 0, max= 9386, per=41.97%, avg=2687.50, stdev=2245.21 cpu : usr=3.75%, sys=0.25%, ctx=1879 IO depths : 1=0.2%, 2=0.3%, 4=18.5%, 8=81.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=1.2%, 10=8.2%, 20=15.7%, 50=23.5%, 100=16.8% lat (msec): 250=24.9%, 500=7.1%, 750=0.6%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17366 read : io=100MiB, bw=3,644KiB/s, runt= 28774msec slat (msec): min= 0, max= 8751, avg=2438.01, stdev=2948.69 clat (msec): min= 0, max= 398, avg=81.33, stdev=76.80 bw (KiB/s) : min= 7, max= 9087, per=43.26%, avg=4667.95, stdev=3105.47 write: io=52,072KiB, bw=2,660KiB/s, runt= 20045msec slat (msec): min= 0, max= 8, avg= 0.10, stdev= 0.57 clat (msec): min= 0, max= 900, avg=109.90, stdev=103.63 bw (KiB/s) : min= 0, max= 7254, per=52.84%, avg=3383.34, stdev=2351.86 cpu : usr=3.27%, sys=0.26%, ctx=1798 IO depths : 1=0.2%, 2=0.3%, 4=17.3%, 8=82.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.6%, 10=3.8%, 20=12.5%, 50=24.9%, 100=23.1% lat (msec): 250=28.2%, 500=5.7%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17367 read : io=100MiB, bw=3,613KiB/s, runt= 29017msec slat (msec): min= 0, max= 7709, avg=1677.03, stdev=2449.20 clat (msec): min= 0, max= 681, avg=92.55, stdev=88.01 bw (KiB/s) : min= 3, max= 9731, per=38.98%, avg=4205.76, stdev=2383.34 write: io=38,572KiB, bw=1,862KiB/s, runt= 21209msec slat (msec): min= 0, max= 5, avg= 0.09, stdev= 0.53 clat (msec): min= 0, max= 897, avg=109.08, stdev=109.88 bw (KiB/s) : min= 0, max=11508, per=45.23%, avg=2895.91, stdev=2702.48 cpu : usr=3.18%, sys=0.30%, ctx=1917 IO depths : 1=0.2%, 2=0.3%, 4=11.7%, 8=87.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.5%, 10=3.7%, 20=12.4%, 50=21.8%, 100=24.2% lat (msec): 250=28.8%, 500=7.2%, 750=0.4%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,790KiB/s, minb=3,596KiB/s, maxb=3,644KiB/s, mint=28774msec, maxt=29152msec WRITE: io=133MiB, aggrb=6,403KiB/s, minb=1,862KiB/s, maxb=2,660KiB/s, mint=28774msec, maxt=29152msec Disk stats (read/write): sda: ios=4810/2420, merge=1590/455, ticks=449772/425724, in_queue=875492, util=99.54% 3.00user 0.34system 0:29.42elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2408minor)pagefaults 0swaps