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] [10.7% done] [ 11862/ 7266 kb/s] [eta 00m:25s] Threads: 3: [mmm] [15.4% done] [ 19448/ 299 kb/s] [eta 00m:22s] Threads: 3: [mmm] [19.2% done] [ 13031/ 5922 kb/s] [eta 00m:21s] Threads: 3: [mmm] [24.0% done] [ 11835/ 6592 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 4399/ 12410 kb/s] [eta 00m:18s] Threads: 3: [mmm] [32.0% done] [ 13280/ 1205 kb/s] [eta 00m:17s] Threads: 3: [mmm] [34.6% done] [ 15561/ 0 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 13762/ 2391 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 6199/ 9550 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 11169/ 3304 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 12012/ 374 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 11342/ 2126 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 9861/ 1425 kb/s] [eta 00m:13s] Threads: 3: [mmm] [57.1% done] [ 7013/ 4471 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 7313/ 2256 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 6663/ 1914 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 5714/ 2871 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 4734/ 3816 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 4178/ 2764 kb/s] [eta 00m:11s] Threads: 3: [VmV] [66.7% done] [ 8152/ 2000 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.9% done] [ 14903/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 15005/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 15883/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.8% done] [ 16317/ 0 kb/s] [eta 00m:06s] Threads: 1: [_V_] [84.8% done] [ 13363/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=4101 read : io=100MiB, bw=3,842KiB/s, runt= 27287msec slat (msec): min= 0, max= 5532, avg=700.63, stdev=1358.87 clat (msec): min= 0, max= 606, avg=100.45, stdev=113.33 bw (KiB/s) : min= 89, max=10240, per=37.52%, avg=4166.93, stdev=2664.80 write: io=30,248KiB, bw=1,408KiB/s, runt= 21988msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.28 clat (msec): min= 0, max= 815, avg=105.50, stdev=157.42 bw (KiB/s) : min= 0, max= 9089, per=67.61%, avg=2767.11, stdev=2934.29 cpu : usr=3.37%, sys=0.12%, ctx=1747 IO depths : 1=0.1%, 2=0.3%, 4=12.2%, 8=87.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.6%, 10=6.5%, 20=17.6%, 50=34.5%, 100=7.4% lat (msec): 250=14.9%, 500=16.2%, 750=0.7%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4102 read : io=100MiB, bw=3,701KiB/s, runt= 28325msec slat (msec): min= 0, max= 5920, avg=1176.18, stdev=1959.99 clat (msec): min= 0, max= 764, avg=97.96, stdev=113.23 bw (KiB/s) : min= 89, max=10072, per=36.17%, avg=4016.20, stdev=2509.90 write: io=32,640KiB, bw=1,485KiB/s, runt= 22505msec slat (msec): min= 0, max= 16, avg= 0.15, stdev= 1.08 clat (msec): min= 0, max= 996, avg=105.17, stdev=143.96 bw (KiB/s) : min= 0, max= 7803, per=65.43%, avg=2678.21, stdev=2386.91 cpu : usr=3.21%, sys=0.17%, ctx=1777 IO depths : 1=0.2%, 2=0.5%, 4=13.9%, 8=85.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=1.0%, 10=6.5%, 20=17.7%, 50=32.7%, 100=8.7% lat (msec): 250=15.8%, 500=15.1%, 750=0.7%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4103 read : io=100MiB, bw=3,757KiB/s, runt= 27907msec slat (msec): min= 0, max= 5797, avg=889.78, stdev=1688.39 clat (msec): min= 0, max= 895, avg=98.81, stdev=116.76 bw (KiB/s) : min= 38, max= 8979, per=35.41%, avg=3931.82, stdev=2313.72 write: io=27,076KiB, bw=1,246KiB/s, runt= 22241msec slat (msec): min= 0, max= 40, avg= 0.16, stdev= 1.89 clat (msec): min= 0, max= 896, avg=98.15, stdev=139.00 bw (KiB/s) : min= 0, max= 6520, per=65.99%, avg=2701.17, stdev=2460.88 cpu : usr=3.31%, sys=0.24%, ctx=1831 IO depths : 1=0.2%, 2=0.4%, 4=12.2%, 8=87.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.6%, 4=1.2%, 10=6.5%, 20=19.2%, 50=30.8%, 100=8.3% lat (msec): 250=17.3%, 500=14.0%, 750=0.8%, 1000=0.3%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,105KiB/s, minb=3,701KiB/s, maxb=3,842KiB/s, mint=27287msec, maxt=28325msec WRITE: io=89,964KiB, aggrb=4,093KiB/s, minb=1,246KiB/s, maxb=1,485KiB/s, mint=27287msec, maxt=28325msec Disk stats (read/write): sda: ios=5048/1576, merge=1426/352, ticks=533620/165580, in_queue=699204, util=98.76% 2.81user 0.15system 0:28.85elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2389minor)pagefaults 0swaps