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] [9.1% done] [ 15660/ 3204 kb/s] [eta 00m:30s] Threads: 3: [mmm] [12.9% done] [ 13912/ 6360 kb/s] [eta 00m:27s] Threads: 3: [mmm] [16.1% done] [ 6916/ 11476 kb/s] [eta 00m:26s] Threads: 3: [mmm] [20.7% done] [ 8268/ 8064 kb/s] [eta 00m:23s] Threads: 3: [mmm] [24.1% done] [ 12844/ 2988 kb/s] [eta 00m:22s] Threads: 3: [mmm] [29.6% done] [ 11212/ 6084 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 13488/ 1848 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 11992/ 1952 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 6696/ 7348 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 9492/ 4996 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 8844/ 3856 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 8824/ 4520 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 8164/ 3456 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 2360/ 8524 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 4140/ 6588 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 7724/ 3900 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 3976/ 5564 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 6124/ 3400 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 4556/ 3968 kb/s] [eta 00m:11s] Threads: 3: [VVV] [66.7% done] [ 5620/ 2852 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.9% done] [ 20888/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 19644/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 19444/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 20656/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [90.0% done] [ 18568/ 0 kb/s] [eta 00m:03s] Threads: 1: [__V] [100.0% done] [ 16660/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=16648 read : io=100MiB, bw=3,784KiB/s, runt= 27709msec slat (msec): min= 0, max= 5966, avg=1094.27, stdev=1708.47 clat (msec): min= 0, max= 549, avg=84.91, stdev=81.86 bw (KiB/s) : min= 7, max=17353, per=40.61%, avg=4475.33, stdev=3555.62 write: io=33,248KiB, bw=1,551KiB/s, runt= 21946msec slat (msec): min= 0, max= 9, avg= 0.13, stdev= 0.69 clat (msec): min= 0, max= 955, avg=127.83, stdev=137.11 bw (KiB/s) : min= 0, max= 5464, per=39.52%, avg=2140.19, stdev=1668.41 cpu : usr=3.20%, sys=0.25%, ctx=1801 IO depths : 1=0.2%, 2=0.3%, 4=14.4%, 8=85.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.3%, 10=4.8%, 20=12.5%, 50=24.5%, 100=22.6% lat (msec): 250=26.4%, 500=7.4%, 750=0.5%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16649 read : io=100MiB, bw=3,806KiB/s, runt= 27544msec slat (msec): min= 0, max= 8051, avg=1715.43, stdev=2696.22 clat (msec): min= 3, max= 840, avg=92.01, stdev=80.67 bw (KiB/s) : min= 52, max= 9804, per=38.33%, avg=4223.88, stdev=2641.14 write: io=37,260KiB, bw=1,953KiB/s, runt= 19531msec slat (msec): min= 0, max= 11, avg= 0.23, stdev= 1.19 clat (msec): min= 0, max= 843, avg=113.84, stdev=119.27 bw (KiB/s) : min= 0, max= 6766, per=51.11%, avg=2767.95, stdev=2353.98 cpu : usr=3.15%, sys=0.26%, ctx=1696 IO depths : 1=0.1%, 2=0.3%, 4=12.2%, 8=87.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.1%, 10=2.5%, 20=9.9%, 50=24.4%, 100=25.1% lat (msec): 250=31.0%, 500=5.4%, 750=0.3%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16650 read : io=100MiB, bw=3,673KiB/s, runt= 28548msec slat (msec): min= 0, max= 6464, avg=2054.81, stdev=2414.24 clat (msec): min= 0, max= 732, avg=75.69, stdev=81.38 bw (KiB/s) : min= 3, max=15206, per=40.01%, avg=4408.58, stdev=3180.10 write: io=47,124KiB, bw=2,170KiB/s, runt= 22237msec slat (msec): min= 0, max= 14, avg= 0.12, stdev= 0.81 clat (msec): min= 0, max= 934, avg=99.52, stdev=117.31 bw (KiB/s) : min= 0, max= 6701, per=48.83%, avg=2644.63, stdev=1848.86 cpu : usr=3.46%, sys=0.22%, ctx=1976 IO depths : 1=0.2%, 2=0.4%, 4=17.7%, 8=81.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=0.7%, 10=5.8%, 20=15.8%, 50=25.2%, 100=21.0% lat (msec): 250=24.4%, 500=4.9%, 750=0.2%, 1000=0.3%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,019KiB/s, minb=3,673KiB/s, maxb=3,806KiB/s, mint=27544msec, maxt=28548msec WRITE: io=115MiB, aggrb=5,416KiB/s, minb=1,551KiB/s, maxb=2,170KiB/s, mint=27544msec, maxt=28548msec Disk stats (read/write): sda: ios=4910/2077, merge=1470/466, ticks=419712/253968, in_queue=673676, util=99.33% 2.80user 0.32system 0:28.86elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2401minor)pagefaults 0swaps