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] [ 11247/ 8074 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.7% done] [ 18306/ 3474 kb/s] [eta 00m:20s] Threads: 3: [mmm] [19.2% done] [ 11101/ 6005 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 7549/ 8801 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 9256/ 7131 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.6% done] [ 6302/ 7444 kb/s] [eta 00m:20s] Threads: 3: [mmm] [33.3% done] [ 11735/ 3766 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 11402/ 4270 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.9% done] [ 13300/ 732 kb/s] [eta 00m:18s] Threads: 3: [mmm] [40.0% done] [ 12804/ 2039 kb/s] [eta 00m:18s] Threads: 3: [mmm] [43.3% done] [ 8090/ 4583 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.7% done] [ 8712/ 4929 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.4% done] [ 6426/ 5666 kb/s] [eta 00m:16s] Threads: 3: [mmm] [51.6% done] [ 4039/ 7493 kb/s] [eta 00m:15s] Threads: 3: [mmm] [54.8% done] [ 7883/ 3319 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.2% done] [ 8187/ 2755 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 6241/ 3860 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 7314/ 2389 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 7517/ 2137 kb/s] [eta 00m:12s] Threads: 3: [VVV] [66.7% done] [ 6737/ 4506 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.9% done] [ 18415/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 18529/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.6% done] [ 17273/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 18517/ 0 kb/s] [eta 00m:05s] Threads: 2: [VV_] [87.1% done] [ 15229/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=15699 read : io=100MiB, bw=3,849KiB/s, runt= 27242msec slat (msec): min= 0, max= 5555, avg=1089.80, stdev=1797.48 clat (msec): min= 0, max= 755, avg=91.15, stdev=84.99 bw (KiB/s) : min= 64, max=10212, per=35.37%, avg=4004.13, stdev=2577.64 write: io=34,320KiB, bw=1,612KiB/s, runt= 21799msec slat (msec): min= 0, max= 10, avg= 0.13, stdev= 0.82 clat (msec): min= 0, max= 962, avg=110.66, stdev=156.12 bw (KiB/s) : min= 0, max= 5884, per=42.72%, avg=2049.04, stdev=1773.59 cpu : usr=3.41%, sys=0.26%, ctx=1790 IO depths : 1=0.1%, 2=0.3%, 4=13.6%, 8=86.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=0.9%, 10=5.6%, 20=13.7%, 50=20.4%, 100=21.7% lat (msec): 250=28.3%, 500=6.5%, 750=0.5%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15700 read : io=100MiB, bw=3,773KiB/s, runt= 27788msec slat (msec): min= 0, max= 7393, avg=2045.92, stdev=2723.76 clat (msec): min= 0, max= 786, avg=86.59, stdev=89.19 bw (KiB/s) : min= 51, max=10838, per=38.57%, avg=4365.95, stdev=2850.39 write: io=40,008KiB, bw=2,005KiB/s, runt= 20433msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.29 clat (msec): min= 0, max= 663, avg=101.13, stdev=102.43 bw (KiB/s) : min= 0, max= 6843, per=57.14%, avg=2740.22, stdev=2168.58 cpu : usr=3.57%, sys=0.14%, ctx=1813 IO depths : 1=0.2%, 2=0.3%, 4=14.2%, 8=85.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.9%, 10=3.9%, 20=13.1%, 50=23.4%, 100=25.3% lat (msec): 250=25.0%, 500=6.7%, 750=0.6%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15701 read : io=100MiB, bw=3,904KiB/s, runt= 26856msec slat (msec): min= 0, max= 5775, avg=1008.01, stdev=1696.49 clat (msec): min= 2, max= 591, avg=94.51, stdev=82.36 bw (KiB/s) : min= 4, max=10876, per=39.20%, avg=4438.00, stdev=2741.91 write: io=27,864KiB, bw=1,307KiB/s, runt= 21815msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.25 clat (msec): min= 0, max= 1047, avg=111.01, stdev=124.15 bw (KiB/s) : min= 0, max= 6226, per=48.67%, avg=2334.05, stdev=1975.68 cpu : usr=3.44%, sys=0.13%, ctx=1788 IO depths : 1=0.1%, 2=0.2%, 4=12.2%, 8=87.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.4%, 10=2.6%, 20=9.1%, 50=23.1%, 100=26.5% lat (msec): 250=30.5%, 500=6.4%, 750=0.5%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,320KiB/s, minb=3,773KiB/s, maxb=3,904KiB/s, mint=26856msec, maxt=27788msec WRITE: io=100MiB, aggrb=4,796KiB/s, minb=1,307KiB/s, maxb=2,005KiB/s, mint=26856msec, maxt=27788msec Disk stats (read/write): sda: ios=4971/1879, merge=1507/480, ticks=465488/269228, in_queue=734712, util=99.51% 2.89user 0.24system 0:28.04elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2386minor)pagefaults 0swaps