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] [ 18956/ 256 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 15963/ 3879 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.8% done] [ 14220/ 5712 kb/s] [eta 00m:19s] Threads: 3: [mmm] [24.0% done] [ 12220/ 3820 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 14040/ 2780 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 7644/ 5880 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.1% done] [ 10576/ 4696 kb/s] [eta 00m:19s] Threads: 3: [mmm] [34.5% done] [ 8200/ 6168 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.9% done] [ 13160/ 2420 kb/s] [eta 00m:18s] Threads: 3: [mmm] [42.9% done] [ 10780/ 4012 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 4684/ 8704 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 8868/ 4228 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 5812/ 5880 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 8648/ 2816 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 2564/ 7068 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 5164/ 5584 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 8528/ 2576 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 6504/ 2172 kb/s] [eta 00m:13s] Threads: 3: [mmm] [65.6% done] [ 6476/ 2576 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 12240/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 18064/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 15500/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 16704/ 0 kb/s] [eta 00m:07s] Threads: 1: [__V] [89.7% done] [ 17564/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=13797 read : io=100MiB, bw=3,969KiB/s, runt= 26417msec slat (msec): min= 0, max= 4650, avg=620.63, stdev=1223.72 clat (msec): min= 0, max= 560, avg=91.96, stdev=87.89 bw (KiB/s) : min= 67, max=11739, per=36.87%, avg=4303.21, stdev=2613.56 write: io=26,108KiB, bw=1,229KiB/s, runt= 21746msec slat (msec): min= 0, max= 1, avg= 0.03, stdev= 0.18 clat (msec): min= 0, max= 923, avg=133.47, stdev=153.44 bw (KiB/s) : min= 0, max= 5964, per=52.50%, avg=2066.95, stdev=1804.80 cpu : usr=3.65%, sys=0.38%, ctx=1742 IO depths : 1=0.1%, 2=0.2%, 4=11.5%, 8=88.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=1.0%, 10=3.9%, 20=15.7%, 50=20.7%, 100=20.6% lat (msec): 250=29.0%, 500=7.4%, 750=0.8%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13798 read : io=100MiB, bw=4,035KiB/s, runt= 25981msec slat (msec): min= 0, max= 5660, avg=931.26, stdev=1737.52 clat (msec): min= 3, max= 748, avg=92.82, stdev=81.73 bw (KiB/s) : min= 7, max=10115, per=36.90%, avg=4306.40, stdev=2499.77 write: io=18,512KiB, bw=923KiB/s, runt= 20529msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.27 clat (msec): min= 0, max= 650, avg=92.45, stdev=102.86 bw (KiB/s) : min= 0, max= 4489, per=44.35%, avg=1746.22, stdev=1754.48 cpu : usr=3.31%, sys=0.23%, ctx=1836 IO depths : 1=0.1%, 2=0.2%, 4=9.1%, 8=90.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.5%, 10=2.7%, 20=10.5%, 50=23.8%, 100=27.5% lat (msec): 250=28.2%, 500=5.7%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13799 read : io=100MiB, bw=3,890KiB/s, runt= 26954msec slat (msec): min= 0, max= 6131, avg=1744.38, stdev=2258.06 clat (msec): min= 2, max= 720, avg=82.31, stdev=80.14 bw (KiB/s) : min= 5, max=13103, per=39.16%, avg=4569.98, stdev=3275.69 write: io=39,008KiB, bw=1,917KiB/s, runt= 20830msec slat (msec): min= 0, max= 2, avg= 0.05, stdev= 0.23 clat (msec): min= 0, max= 969, avg=107.61, stdev=108.28 bw (KiB/s) : min= 0, max= 6408, per=71.48%, avg=2814.16, stdev=2024.67 cpu : usr=3.34%, sys=0.22%, ctx=1809 IO depths : 1=0.1%, 2=0.2%, 4=14.6%, 8=85.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.5%, 10=3.8%, 20=12.7%, 50=25.3%, 100=23.4% lat (msec): 250=27.6%, 500=5.5%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,670KiB/s, minb=3,890KiB/s, maxb=4,035KiB/s, mint=25981msec, maxt=26954msec WRITE: io=83,628KiB, aggrb=3,937KiB/s, minb=923KiB/s, maxb=1,917KiB/s, mint=25981msec, maxt=26954msec Disk stats (read/write): sda: ios=5009/1641, merge=1378/346, ticks=460220/335152, in_queue=795380, util=99.20% 2.76user 0.27system 0:27.35elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2383minor)pagefaults 0swaps