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] [12.0% done] [ 13736/ 4724 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 9528/ 9372 kb/s] [eta 00m:21s] Threads: 3: [mmm] [19.2% done] [ 13864/ 4968 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 12844/ 3064 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 9020/ 7252 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 6392/ 7776 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 7200/ 7384 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 11124/ 4148 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 8720/ 7820 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 10268/ 3928 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.4% done] [ 8948/ 5868 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 12724/ 664 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 8552/ 4572 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 6560/ 4124 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 7696/ 3376 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 9132/ 1092 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 5664/ 4240 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 3648/ 4956 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 5320/ 3284 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 10696/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 18764/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 18068/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 18508/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.9% done] [ 16128/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [84.4% done] [ 18776/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=13803 read : io=100MiB, bw=3,717KiB/s, runt= 28205msec slat (msec): min= 0, max= 6065, avg=1170.94, stdev=1906.59 clat (msec): min= 0, max= 631, avg=97.20, stdev=92.39 bw (KiB/s) : min= 77, max= 9095, per=35.54%, avg=3955.42, stdev=2415.88 write: io=36,648KiB, bw=1,706KiB/s, runt= 21994msec slat (msec): min= 0, max= 5, avg= 0.08, stdev= 0.39 clat (msec): min= 0, max= 867, avg=116.55, stdev=115.69 bw (KiB/s) : min= 0, max= 6495, per=51.71%, avg=2606.84, stdev=2156.24 cpu : usr=3.36%, sys=0.23%, ctx=1754 IO depths : 1=0.1%, 2=0.3%, 4=14.1%, 8=85.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.1%, 10=3.9%, 20=11.6%, 50=24.2%, 100=21.8% lat (msec): 250=28.9%, 500=8.3%, 750=0.6%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13804 read : io=100MiB, bw=3,792KiB/s, runt= 27651msec slat (msec): min= 0, max= 7488, avg=1798.21, stdev=2620.97 clat (msec): min= 0, max= 503, avg=85.31, stdev=71.77 bw (KiB/s) : min= 67, max= 9538, per=39.09%, avg=4349.77, stdev=2595.00 write: io=41,072KiB, bw=2,064KiB/s, runt= 20374msec slat (msec): min= 0, max= 15, avg= 0.18, stdev= 1.11 clat (msec): min= 0, max= 881, avg=102.17, stdev=109.29 bw (KiB/s) : min= 0, max= 6417, per=57.03%, avg=2874.75, stdev=2219.02 cpu : usr=3.57%, sys=0.23%, ctx=1829 IO depths : 1=0.1%, 2=0.3%, 4=14.4%, 8=85.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.5%, 10=4.0%, 20=10.1%, 50=24.6%, 100=25.4% lat (msec): 250=29.9%, 500=4.0%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13805 read : io=100MiB, bw=3,709KiB/s, runt= 28264msec slat (msec): min= 0, max= 7214, avg=1334.71, stdev=2143.29 clat (msec): min= 0, max= 531, avg=94.39, stdev=81.96 bw (KiB/s) : min= 16, max= 8314, per=36.97%, avg=4114.83, stdev=2222.72 write: io=30,572KiB, bw=1,465KiB/s, runt= 21362msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.31 clat (msec): min= 0, max= 821, avg=101.29, stdev=107.97 bw (KiB/s) : min= 0, max= 7301, per=48.12%, avg=2425.52, stdev=2281.01 cpu : usr=2.89%, sys=0.20%, ctx=1887 IO depths : 1=0.2%, 2=0.3%, 4=11.9%, 8=87.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.3%, 10=4.1%, 20=10.2%, 50=23.5%, 100=23.9% lat (msec): 250=31.0%, 500=6.1%, 750=0.3%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,129KiB/s, minb=3,709KiB/s, maxb=3,792KiB/s, mint=27651msec, maxt=28264msec WRITE: io=106MiB, aggrb=5,041KiB/s, minb=1,465KiB/s, maxb=2,064KiB/s, mint=27651msec, maxt=28264msec Disk stats (read/write): sda: ios=5016/1889, merge=1516/428, ticks=487612/228432, in_queue=716044, util=99.49% 2.81user 0.25system 0:28.63elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2393minor)pagefaults 0swaps