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] [9.4% done] [ 19061/ 125 kb/s] [eta 00m:29s] Threads: 3: [mmm] [13.3% done] [ 17261/ 2905 kb/s] [eta 00m:26s] Threads: 3: [mmm] [16.7% done] [ 10829/ 7395 kb/s] [eta 00m:25s] Threads: 3: [mmm] [20.0% done] [ 5396/ 10118 kb/s] [eta 00m:24s] Threads: 3: [mmm] [24.1% done] [ 8748/ 7834 kb/s] [eta 00m:22s] Threads: 3: [mmm] [26.7% done] [ 12060/ 3279 kb/s] [eta 00m:22s] Threads: 3: [mmm] [31.0% done] [ 9317/ 6530 kb/s] [eta 00m:20s] Threads: 3: [mmm] [34.5% done] [ 13246/ 2799 kb/s] [eta 00m:19s] Threads: 3: [mmm] [36.7% done] [ 11954/ 3588 kb/s] [eta 00m:19s] Threads: 3: [mmm] [40.0% done] [ 11832/ 2820 kb/s] [eta 00m:18s] Threads: 3: [mmm] [44.8% done] [ 13352/ 341 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 7383/ 5445 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 5493/ 6233 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.6% done] [ 7574/ 3579 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.1% done] [ 10191/ 597 kb/s] [eta 00m:15s] Threads: 3: [mmm] [56.2% done] [ 6310/ 2905 kb/s] [eta 00m:14s] Threads: 3: [mmm] [57.6% done] [ 7074/ 3571 kb/s] [eta 00m:14s] Threads: 3: [mmm] [60.6% done] [ 7684/ 2263 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.8% done] [ 7233/ 1596 kb/s] [eta 00m:13s] Threads: 3: [mmm] [66.7% done] [ 6822/ 2791 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 16595/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [72.7% done] [ 17383/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.8% done] [ 17867/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [81.2% done] [ 18322/ 0 kb/s] [eta 00m:06s] Threads: 1: [V__] [90.0% done] [ 20569/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=18672 read : io=100MiB, bw=3,805KiB/s, runt= 27557msec slat (msec): min= 0, max= 5404, avg=1336.62, stdev=1956.34 clat (msec): min= 2, max= 587, avg=84.11, stdev=85.25 bw (KiB/s) : min= 217, max=19685, per=38.14%, avg=4353.32, stdev=3474.32 write: io=40,488KiB, bw=1,871KiB/s, runt= 22151msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 892, avg=117.84, stdev=136.96 bw (KiB/s) : min= 0, max= 7232, per=61.11%, avg=2735.80, stdev=1907.78 cpu : usr=3.40%, sys=0.15%, ctx=1874 IO depths : 1=0.1%, 2=0.3%, 4=13.0%, 8=86.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.6%, 10=4.1%, 20=14.8%, 50=25.3%, 100=20.8% lat (msec): 250=26.9%, 500=6.0%, 750=0.6%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=18673 read : io=100MiB, bw=3,910KiB/s, runt= 26815msec slat (msec): min= 0, max= 5704, avg=737.24, stdev=1550.91 clat (msec): min= 4, max= 509, avg=91.83, stdev=72.04 bw (KiB/s) : min= 82, max= 8382, per=36.51%, avg=4167.75, stdev=2246.67 write: io=27,732KiB, bw=1,350KiB/s, runt= 21034msec slat (msec): min= 0, max= 15, avg= 0.26, stdev= 1.47 clat (msec): min= 0, max= 679, avg=114.49, stdev=109.15 bw (KiB/s) : min= 0, max=11551, per=59.68%, avg=2672.05, stdev=2930.03 cpu : usr=3.60%, sys=0.31%, ctx=1873 IO depths : 1=0.1%, 2=0.2%, 4=8.1%, 8=91.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.2%, 10=2.4%, 20=7.6%, 50=22.1%, 100=29.0% lat (msec): 250=33.2%, 500=4.2%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=18674 read : io=100MiB, bw=3,944KiB/s, runt= 26581msec slat (msec): min= 0, max= 4786, avg=722.70, stdev=1352.86 clat (msec): min= 2, max= 654, avg=94.41, stdev=77.81 bw (KiB/s) : min= 17, max= 9979, per=37.47%, avg=4277.25, stdev=2524.72 write: io=28,632KiB, bw=1,348KiB/s, runt= 21742msec slat (msec): min= 0, max= 8, avg= 0.15, stdev= 0.77 clat (msec): min= 0, max= 801, avg=111.93, stdev=109.14 bw (KiB/s) : min= 0, max=10105, per=57.36%, avg=2567.95, stdev=2675.75 cpu : usr=3.25%, sys=0.33%, ctx=1832 IO depths : 1=0.1%, 2=0.2%, 4=9.9%, 8=89.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.2%, 10=2.2%, 20=9.2%, 50=21.8%, 100=27.9% lat (msec): 250=32.1%, 500=5.5%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,415KiB/s, minb=3,805KiB/s, maxb=3,944KiB/s, mint=26581msec, maxt=27557msec WRITE: io=96,852KiB, aggrb=4,477KiB/s, minb=1,348KiB/s, maxb=1,871KiB/s, mint=26581msec, maxt=27557msec Disk stats (read/write): sda: ios=5214/1613, merge=1348/447, ticks=481644/239104, in_queue=720748, util=99.32% 2.81user 0.36system 0:27.84elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2390minor)pagefaults 0swaps