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] [ 14240/ 5100 kb/s] [eta 00m:30s] Threads: 3: [mmm] [14.3% done] [ 11148/ 8452 kb/s] [eta 00m:24s] Threads: 3: [mmm] [17.2% done] [ 7244/ 9828 kb/s] [eta 00m:24s] Threads: 3: [mmm] [20.0% done] [ 13656/ 6156 kb/s] [eta 00m:24s] Threads: 3: [mmm] [23.3% done] [ 15332/ 12 kb/s] [eta 00m:23s] Threads: 3: [mmm] [28.6% done] [ 9668/ 6792 kb/s] [eta 00m:20s] Threads: 3: [mmm] [30.0% done] [ 13700/ 1232 kb/s] [eta 00m:21s] Threads: 3: [mmm] [32.3% done] [ 12812/ 2952 kb/s] [eta 00m:21s] Threads: 3: [mmm] [36.7% done] [ 6252/ 9924 kb/s] [eta 00m:19s] Threads: 3: [mmm] [38.7% done] [ 7176/ 7364 kb/s] [eta 00m:19s] Threads: 3: [mmm] [41.9% done] [ 3212/ 9512 kb/s] [eta 00m:18s] Threads: 3: [mmm] [45.2% done] [ 9828/ 2548 kb/s] [eta 00m:17s] Threads: 3: [mmm] [50.0% done] [ 10360/ 2556 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 4908/ 6556 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 8616/ 1300 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.2% done] [ 5156/ 4152 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 6292/ 1640 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 4792/ 3028 kb/s] [eta 00m:13s] Threads: 3: [Vmm] [63.6% done] [ 4784/ 3776 kb/s] [eta 00m:12s] Threads: 3: [VVm] [64.7% done] [ 9488/ 180 kb/s] [eta 00m:12s] Threads: 3: [VVm] [65.7% done] [ 12444/ 0 kb/s] [eta 00m:12s] Threads: 3: [VVm] [66.7% done] [ 12472/ 1332 kb/s] [eta 00m:12s] Threads: 3: [VVV] [69.4% done] [ 14140/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [74.3% done] [ 16712/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.1% done] [ 14232/ 0 kb/s] [eta 00m:08s] Threads: 1: [__V] [84.8% done] [ 15908/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=16471 read : io=100MiB, bw=3,776KiB/s, runt= 27763msec slat (msec): min= 0, max= 7188, avg=1480.35, stdev=2218.78 clat (msec): min= 3, max= 509, avg=92.66, stdev=104.98 bw (KiB/s) : min= 48, max=10936, per=42.78%, avg=4585.97, stdev=3117.83 write: io=35,616KiB, bw=1,771KiB/s, runt= 20584msec slat (msec): min= 0, max= 2, avg= 0.02, stdev= 0.15 clat (msec): min= 0, max= 968, avg=99.97, stdev=140.94 bw (KiB/s) : min= 0, max= 9001, per=72.44%, avg=3177.43, stdev=2513.29 cpu : usr=3.53%, sys=0.23%, ctx=1779 IO depths : 1=0.1%, 2=0.4%, 4=15.7%, 8=83.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=1.1%, 10=7.4%, 20=18.6%, 50=31.8%, 100=8.0% lat (msec): 250=16.6%, 500=13.9%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16472 read : io=100MiB, bw=3,711KiB/s, runt= 28255msec slat (msec): min= 0, max= 6519, avg=964.77, stdev=1831.34 clat (msec): min= 1, max= 679, avg=106.33, stdev=119.01 bw (KiB/s) : min= 111, max=12107, per=37.13%, avg=3980.36, stdev=2764.16 write: io=30,732KiB, bw=1,431KiB/s, runt= 21983msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 854, avg=106.57, stdev=149.52 bw (KiB/s) : min= 0, max= 7338, per=58.73%, avg=2575.81, stdev=2327.47 cpu : usr=3.17%, sys=0.20%, ctx=1733 IO depths : 1=0.2%, 2=0.3%, 4=11.7%, 8=87.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.2%, 4=0.8%, 10=5.7%, 20=16.1%, 50=33.6%, 100=9.2% lat (msec): 250=16.0%, 500=16.1%, 750=1.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16473 read : io=100MiB, bw=3,573KiB/s, runt= 29341msec slat (msec): min= 0, max= 6195, avg=1389.03, stdev=2013.89 clat (msec): min= 0, max= 1036, avg=92.26, stdev=122.01 bw (KiB/s) : min= 33, max=15686, per=36.98%, avg=3964.23, stdev=3426.28 write: io=37,300KiB, bw=1,578KiB/s, runt= 24194msec slat (msec): min= 0, max= 159, avg= 0.38, stdev= 6.56 clat (msec): min= 0, max= 1090, avg=111.96, stdev=169.71 bw (KiB/s) : min= 0, max= 6820, per=54.79%, avg=2403.00, stdev=2241.30 cpu : usr=2.92%, sys=0.16%, ctx=1823 IO depths : 1=0.2%, 2=0.8%, 4=15.0%, 8=83.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.3%, 4=0.8%, 10=6.4%, 20=19.2%, 50=34.6%, 100=8.4% lat (msec): 250=13.1%, 500=13.4%, 750=1.0%, 1000=0.5%, >=2000=0.2% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,721KiB/s, minb=3,573KiB/s, maxb=3,776KiB/s, mint=27763msec, maxt=29341msec WRITE: io=101MiB, aggrb=4,386KiB/s, minb=1,431KiB/s, maxb=1,771KiB/s, mint=27763msec, maxt=29341msec Disk stats (read/write): sda: ios=4855/1897, merge=1509/440, ticks=523076/215540, in_queue=738616, util=99.26% 2.82user 0.22system 0:29.67elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2401minor)pagefaults 0swaps