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] [10.3% done] [ 15024/ 3604 kb/s] [eta 00m:26s] Threads: 3: [mmm] [14.8% done] [ 16088/ 4356 kb/s] [eta 00m:23s] Threads: 3: [mmm] [19.2% done] [ 11908/ 5872 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 14324/ 3224 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.0% done] [ 15192/ 2860 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 12484/ 2568 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 6824/ 8760 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 9748/ 5860 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.3% done] [ 7516/ 7060 kb/s] [eta 00m:15s] Threads: 3: [mmm] [44.4% done] [ 13032/ 2408 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 6553/ 5399 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 8286/ 4698 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 9152/ 2843 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 7955/ 3572 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 6392/ 4352 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 5813/ 4588 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 5978/ 3926 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 6955/ 2130 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 6459/ 1941 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 13430/ 791 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 18731/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 15978/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 18514/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 17348/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=25178 read : io=100MiB, bw=3,885KiB/s, runt= 26989msec slat (msec): min= 0, max= 4942, avg=807.34, stdev=1440.99 clat (msec): min= 3, max= 851, avg=89.70, stdev=87.95 bw (KiB/s) : min= 140, max=10101, per=36.65%, avg=4161.54, stdev=2651.36 write: io=32,524KiB, bw=1,530KiB/s, runt= 21754msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.33 clat (msec): min= 0, max= 877, avg=127.74, stdev=152.39 bw (KiB/s) : min= 0, max= 9441, per=46.67%, avg=2153.69, stdev=2057.58 cpu : usr=3.45%, sys=0.27%, ctx=1762 IO depths : 1=0.1%, 2=0.2%, 4=12.7%, 8=87.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.5%, 10=3.4%, 20=14.8%, 50=22.6%, 100=21.7% lat (msec): 250=28.5%, 500=6.6%, 750=0.6%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25179 read : io=100MiB, bw=3,785KiB/s, runt= 27700msec slat (msec): min= 0, max= 6851, avg=1726.69, stdev=2400.77 clat (msec): min= 0, max= 577, avg=90.59, stdev=88.89 bw (KiB/s) : min= 12, max=10772, per=38.56%, avg=4379.40, stdev=2429.27 write: io=31,732KiB, bw=1,534KiB/s, runt= 21178msec slat (msec): min= 0, max= 6, avg= 0.06, stdev= 0.37 clat (msec): min= 0, max= 603, avg=96.99, stdev=92.15 bw (KiB/s) : min= 0, max= 4839, per=49.44%, avg=2281.60, stdev=1659.94 cpu : usr=3.16%, sys=0.22%, ctx=1810 IO depths : 1=0.2%, 2=0.4%, 4=16.2%, 8=83.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.3%, 10=3.8%, 20=12.0%, 50=23.2%, 100=26.3% lat (msec): 250=26.2%, 500=6.6%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25180 read : io=100MiB, bw=3,787KiB/s, runt= 27683msec slat (msec): min= 0, max= 6462, avg=1167.18, stdev=1938.12 clat (msec): min= 0, max= 568, avg=96.36, stdev=84.16 bw (KiB/s) : min= 115, max=11221, per=37.19%, avg=4223.00, stdev=2762.87 write: io=33,804KiB, bw=1,633KiB/s, runt= 21185msec slat (msec): min= 0, max= 4, avg= 0.07, stdev= 0.38 clat (msec): min= 0, max= 916, avg=117.82, stdev=121.84 bw (KiB/s) : min= 0, max= 8167, per=57.87%, avg=2670.70, stdev=2398.16 cpu : usr=3.50%, sys=0.27%, ctx=1784 IO depths : 1=0.2%, 2=0.4%, 4=10.5%, 8=88.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.7%, 10=2.3%, 20=8.3%, 50=23.9%, 100=24.9% lat (msec): 250=31.5%, 500=6.9%, 750=0.4%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,356KiB/s, minb=3,785KiB/s, maxb=3,885KiB/s, mint=26989msec, maxt=27700msec WRITE: io=98,060KiB, aggrb=4,615KiB/s, minb=1,530KiB/s, maxb=1,633KiB/s, mint=26989msec, maxt=27700msec Disk stats (read/write): sda: ios=4915/1859, merge=1429/331, ticks=461648/357680, in_queue=829752, util=99.58% 2.82user 0.31system 0:27.95elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2390minor)pagefaults 0swaps