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] [ 14616/ 2952 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.7% done] [ 14604/ 5940 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 9700/ 8660 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 12348/ 5356 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 13168/ 4080 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 7924/ 5248 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 11424/ 3024 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 15104/ 444 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 8884/ 6208 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 10188/ 4484 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 9740/ 3436 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 7500/ 5488 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 7608/ 4196 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 9308/ 2316 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 6616/ 4388 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 8904/ 2456 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 7479/ 2702 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 5292/ 3364 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 6420/ 1500 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 11996/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19480/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 18752/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [78.1% done] [ 19022/ 0 kb/s] [eta 00m:07s] Threads: 2: [V_V] [81.2% done] [ 18460/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=22259 read : io=100MiB, bw=3,868KiB/s, runt= 27107msec slat (msec): min= 0, max= 5019, avg=969.29, stdev=1647.79 clat (msec): min= 2, max= 947, avg=83.87, stdev=84.81 bw (KiB/s) : min= 57, max=15214, per=37.13%, avg=4309.02, stdev=3167.90 write: io=41,016KiB, bw=1,902KiB/s, runt= 22082msec slat (msec): min= 0, max= 12, avg= 0.22, stdev= 1.13 clat (msec): min= 0, max= 1015, avg=141.25, stdev=151.51 bw (KiB/s) : min= 0, max= 7466, per=64.18%, avg=2762.46, stdev=2152.77 cpu : usr=3.48%, sys=0.31%, ctx=1773 IO depths : 1=0.1%, 2=0.2%, 4=13.2%, 8=86.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.4%, 10=4.3%, 20=15.4%, 50=21.7%, 100=21.8% lat (msec): 250=27.8%, 500=6.4%, 750=1.1%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22260 read : io=100MiB, bw=3,996KiB/s, runt= 26239msec slat (msec): min= 0, max= 5626, avg=1082.94, stdev=1790.30 clat (msec): min= 2, max= 516, avg=86.82, stdev=70.96 bw (KiB/s) : min= 66, max= 9695, per=36.45%, avg=4229.65, stdev=2460.43 write: io=29,992KiB, bw=1,453KiB/s, runt= 21135msec slat (msec): min= 0, max= 11, avg= 0.18, stdev= 1.07 clat (msec): min= 0, max= 890, avg=84.80, stdev=95.10 bw (KiB/s) : min= 0, max= 8238, per=62.22%, avg=2678.10, stdev=2520.62 cpu : usr=3.61%, sys=0.40%, ctx=1917 IO depths : 1=0.1%, 2=0.2%, 4=13.2%, 8=86.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=1.0%, 10=3.4%, 20=10.6%, 50=24.2%, 100=27.5% lat (msec): 250=28.7%, 500=3.8%, 750=0.1%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22261 read : io=100MiB, bw=3,949KiB/s, runt= 26550msec slat (msec): min= 0, max= 5031, avg=585.34, stdev=1248.84 clat (msec): min= 0, max= 513, avg=95.70, stdev=81.48 bw (KiB/s) : min= 19, max=10166, per=35.87%, avg=4161.93, stdev=2351.78 write: io=21,816KiB, bw=1,042KiB/s, runt= 21420msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.30 clat (msec): min= 1, max= 665, avg=118.04, stdev=105.01 bw (KiB/s) : min= 0, max= 6630, per=46.57%, avg=2004.22, stdev=1896.50 cpu : usr=3.22%, sys=0.27%, ctx=1816 IO depths : 1=0.1%, 2=0.2%, 4=8.7%, 8=91.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.4%, 10=1.9%, 20=8.2%, 50=23.0%, 100=28.3% lat (msec): 250=31.5%, 500=6.1%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,604KiB/s, minb=3,868KiB/s, maxb=3,996KiB/s, mint=26239msec, maxt=27107msec WRITE: io=92,824KiB, aggrb=4,304KiB/s, minb=1,042KiB/s, maxb=1,902KiB/s, mint=26239msec, maxt=27107msec Disk stats (read/write): sda: ios=5209/1513, merge=1320/389, ticks=484584/227272, in_queue=719920, util=99.53% 2.80user 0.31system 0:27.37elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2384minor)pagefaults 0swaps