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] [9.7% done] [ 8739/ 11252 kb/s] [eta 00m:28s] Threads: 3: [mmm] [16.0% done] [ 16277/ 3044 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 17392/ 1264 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 5943/ 11236 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 9987/ 5080 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 9389/ 5549 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 13119/ 3268 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 12851/ 3351 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 9208/ 6159 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 8381/ 5415 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 4958/ 9121 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 7427/ 4375 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 11799/ 354 kb/s] [eta 00m:13s] Threads: 3: [mmm] [57.1% done] [ 7420/ 4411 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 4099/ 6025 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 7983/ 2544 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 4907/ 5084 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 1835/ 6896 kb/s] [eta 00m:11s] Threads: 3: [VVV] [67.7% done] [ 3430/ 3631 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.0% done] [ 19597/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [76.7% done] [ 18936/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.0% done] [ 19203/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 18865/ 0 kb/s] [eta 00m:05s] Threads: 2: [VVE] [90.0% done] [ 17971/ 0 kb/s] [eta 00m:03s] Threads: 2: [VV_] [93.3% done] [ 17755/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=14421 read : io=100MiB, bw=3,735KiB/s, runt= 28069msec slat (msec): min= 0, max= 6307, avg=1674.47, stdev=2157.23 clat (msec): min= 0, max= 663, avg=85.49, stdev=87.66 bw (KiB/s) : min= 11, max=13021, per=41.52%, avg=4646.95, stdev=3327.49 write: io=46,080KiB, bw=2,185KiB/s, runt= 21586msec slat (msec): min= 0, max= 5, avg= 0.07, stdev= 0.36 clat (msec): min= 0, max= 926, avg=112.75, stdev=137.35 bw (KiB/s) : min= 0, max= 6370, per=51.21%, avg=2811.57, stdev=2097.05 cpu : usr=3.49%, sys=0.26%, ctx=1753 IO depths : 1=0.2%, 2=0.3%, 4=18.3%, 8=81.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.2%, 4=0.7%, 10=4.1%, 20=14.3%, 50=24.8%, 100=20.9% lat (msec): 250=26.5%, 500=6.1%, 750=1.0%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14422 read : io=100MiB, bw=3,730KiB/s, runt= 28105msec slat (msec): min= 0, max= 8311, avg=2451.10, stdev=3046.49 clat (msec): min= 0, max= 516, avg=89.88, stdev=82.00 bw (KiB/s) : min= 10, max= 9552, per=39.15%, avg=4381.30, stdev=2484.29 write: io=40,896KiB, bw=2,109KiB/s, runt= 19854msec slat (msec): min= 0, max= 9, avg= 0.13, stdev= 0.73 clat (msec): min= 0, max= 834, avg=88.28, stdev=111.57 bw (KiB/s) : min= 0, max= 8907, per=53.92%, avg=2960.38, stdev=2423.44 cpu : usr=3.43%, sys=0.28%, ctx=1790 IO depths : 1=0.1%, 2=0.3%, 4=16.9%, 8=82.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.6%, 4=0.9%, 10=3.6%, 20=12.1%, 50=26.1%, 100=21.6% lat (msec): 250=26.0%, 500=6.7%, 750=0.2%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14423 read : io=100MiB, bw=3,912KiB/s, runt= 26800msec slat (msec): min= 0, max= 5279, avg=903.73, stdev=1554.62 clat (msec): min= 0, max= 540, avg=91.26, stdev=78.30 bw (KiB/s) : min= 100, max=10715, per=37.47%, avg=4194.00, stdev=2519.44 write: io=28,768KiB, bw=1,368KiB/s, runt= 21519msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.20 clat (msec): min= 0, max= 837, avg=103.79, stdev=104.66 bw (KiB/s) : min= 0, max= 5896, per=42.88%, avg=2354.29, stdev=1992.73 cpu : usr=3.18%, sys=0.34%, ctx=1836 IO depths : 1=0.1%, 2=0.2%, 4=13.1%, 8=86.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.3%, 10=3.9%, 20=9.9%, 50=23.5%, 100=25.6% lat (msec): 250=30.0%, 500=5.9%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,192KiB/s, minb=3,730KiB/s, maxb=3,912KiB/s, mint=26800msec, maxt=28105msec WRITE: io=113MiB, aggrb=5,490KiB/s, minb=1,368KiB/s, maxb=2,185KiB/s, mint=26800msec, maxt=28105msec Disk stats (read/write): sda: ios=4800/2111, merge=1642/477, ticks=443808/355300, in_queue=799116, util=98.75% 2.85user 0.30system 0:28.68elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2392minor)pagefaults 0swaps