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] [ 16280/ 2796 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 15380/ 4964 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.8% done] [ 3840/ 13764 kb/s] [eta 00m:19s] Threads: 3: [mmm] [24.0% done] [ 10968/ 5836 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 17364/ 292 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 7596/ 7048 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 8892/ 6120 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 6332/ 8548 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 6728/ 8040 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 13400/ 2584 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 3676/ 7804 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 10896/ 2436 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 5576/ 6132 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 7040/ 4348 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 6676/ 3828 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 8544/ 1796 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 4480/ 6444 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 4828/ 4112 kb/s] [eta 00m:12s] Threads: 3: [mmm] [67.7% done] [ 10092/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [68.8% done] [ 11868/ 1040 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 18760/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 20468/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.3% done] [ 19568/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [86.7% done] [ 18695/ 0 kb/s] [eta 00m:04s] Threads: 2: [_VV] [90.0% done] [ 15704/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=30769 read : io=100MiB, bw=3,836KiB/s, runt= 27329msec slat (msec): min= 0, max= 5612, avg=945.55, stdev=1615.12 clat (msec): min= 0, max= 461, avg=95.21, stdev=84.18 bw (KiB/s) : min= 46, max=11460, per=39.15%, avg=4397.56, stdev=2624.46 write: io=37,736KiB, bw=1,779KiB/s, runt= 21719msec slat (msec): min= 0, max= 7, avg= 0.12, stdev= 0.62 clat (msec): min= 0, max= 914, avg=123.94, stdev=153.92 bw (KiB/s) : min= 0, max= 8862, per=48.48%, avg=2557.63, stdev=2121.11 cpu : usr=3.48%, sys=0.22%, ctx=1747 IO depths : 1=0.2%, 2=0.3%, 4=12.2%, 8=87.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=0.5%, 10=3.2%, 20=10.3%, 50=23.8%, 100=23.9% lat (msec): 250=27.7%, 500=8.1%, 750=0.7%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30770 read : io=100MiB, bw=3,744KiB/s, runt= 28005msec slat (msec): min= 0, max= 8118, avg=2467.06, stdev=3023.57 clat (msec): min= 0, max= 627, avg=86.20, stdev=83.10 bw (KiB/s) : min= 15, max=11879, per=37.87%, avg=4253.12, stdev=2808.97 write: io=41,268KiB, bw=2,092KiB/s, runt= 20197msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.24 clat (msec): min= 0, max= 1050, avg=100.08, stdev=108.95 bw (KiB/s) : min= 0, max= 8494, per=53.14%, avg=2803.57, stdev=2487.10 cpu : usr=3.54%, sys=0.26%, ctx=1795 IO depths : 1=0.2%, 2=0.3%, 4=14.8%, 8=84.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.5%, 10=4.4%, 20=14.2%, 50=21.9%, 100=24.8% lat (msec): 250=26.8%, 500=5.8%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30771 read : io=100MiB, bw=3,812KiB/s, runt= 27502msec slat (msec): min= 0, max= 6003, avg=947.08, stdev=1694.13 clat (msec): min= 3, max= 692, avg=91.96, stdev=81.11 bw (KiB/s) : min= 11, max= 8200, per=36.56%, avg=4106.84, stdev=2258.62 write: io=32,904KiB, bw=1,557KiB/s, runt= 21638msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.27 clat (msec): min= 0, max= 539, avg=106.18, stdev=89.21 bw (KiB/s) : min= 0, max= 6862, per=47.28%, avg=2494.29, stdev=2234.04 cpu : usr=3.24%, sys=0.16%, ctx=1926 IO depths : 1=0.1%, 2=0.2%, 4=11.5%, 8=88.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.1%, 10=3.1%, 20=9.8%, 50=23.2%, 100=26.5% lat (msec): 250=30.3%, 500=6.2%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,232KiB/s, minb=3,744KiB/s, maxb=3,836KiB/s, mint=27329msec, maxt=28005msec WRITE: io=109MiB, aggrb=5,276KiB/s, minb=1,557KiB/s, maxb=2,092KiB/s, mint=27329msec, maxt=28005msec Disk stats (read/write): sda: ios=4960/1958, merge=1463/337, ticks=464520/256224, in_queue=720744, util=99.53% 2.88user 0.20system 0:28.23elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2394minor)pagefaults 0swaps