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] [12.5% done] [ 10164/ 10872 kb/s] [eta 00m:21s] Threads: 3: [mmm] [15.4% done] [ 14732/ 4976 kb/s] [eta 00m:22s] Threads: 3: [mmm] [18.5% done] [ 13608/ 6160 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.7% done] [ 7092/ 7980 kb/s] [eta 00m:23s] Threads: 3: [mmm] [22.6% done] [ 14248/ 2876 kb/s] [eta 00m:24s] Threads: 3: [mmm] [25.0% done] [ 14036/ 2556 kb/s] [eta 00m:24s] Threads: 3: [mmm] [29.0% done] [ 11860/ 6016 kb/s] [eta 00m:22s] Threads: 3: [mmm] [31.2% done] [ 1708/ 11712 kb/s] [eta 00m:22s] Threads: 3: [mmm] [34.4% done] [ 5340/ 9132 kb/s] [eta 00m:21s] Threads: 3: [mmm] [35.3% done] [ 13488/ 1604 kb/s] [eta 00m:22s] Threads: 3: [mmm] [36.1% done] [ 6524/ 6912 kb/s] [eta 00m:23s] Threads: 3: [mmm] [37.8% done] [ 8472/ 3072 kb/s] [eta 00m:23s] Threads: 3: [mmm] [38.5% done] [ 10692/ 936 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.0% done] [ 3044/ 7400 kb/s] [eta 00m:23s] Threads: 3: [mVm] [41.5% done] [ 11752/ 3060 kb/s] [eta 00m:24s] Threads: 3: [mVm] [42.9% done] [ 12904/ 1964 kb/s] [eta 00m:24s] Threads: 3: [mVm] [43.2% done] [ 10288/ 1336 kb/s] [eta 00m:25s] Threads: 2: [m_V] [45.5% done] [ 14936/ 2008 kb/s] [eta 00m:24s] Threads: 2: [m_V] [46.7% done] [ 13848/ 560 kb/s] [eta 00m:24s] Threads: 2: [m_V] [47.8% done] [ 15640/ 1900 kb/s] [eta 00m:24s] Threads: 1: [m__] [53.5% done] [ 13176/ 1032 kb/s] [eta 00m:20s] Threads: 1: [m__] [61.5% done] [ 7048/ 5448 kb/s] [eta 00m:15s] Threads: 1: [V__] [69.4% done] [ 11740/ 0 kb/s] [eta 00m:11s] Threads: 1: [V__] [83.9% done] [ 19744/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=2625 read : io=100MiB, bw=3,855KiB/s, runt= 27200msec slat (msec): min= 0, max= 1941, avg=305.36, stdev=544.74 clat (msec): min= 0, max= 1115, avg=85.84, stdev=172.74 bw (KiB/s) : min= 108, max=22098, per=40.33%, avg=4663.81, stdev=5917.76 write: io=37,452KiB, bw=1,518KiB/s, runt= 25254msec slat (msec): min= 0, max= 128, avg= 0.25, stdev= 5.54 clat (msec): min= 0, max= 1081, avg=125.59, stdev=224.76 bw (KiB/s) : min= 0, max=12811, per=60.77%, avg=2790.42, stdev=3280.19 cpu : usr=3.28%, sys=0.31%, ctx=2074 IO depths : 1=0.2%, 2=0.3%, 4=2.4%, 8=97.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=7.6%, 4=2.2%, 10=14.9%, 20=20.6%, 50=24.5%, 100=11.1% lat (msec): 250=7.9%, 500=5.2%, 750=2.6%, 1000=3.1%, >=2000=0.2% fio: (groupid=0): err= 0: pid=2626 read : io=100MiB, bw=5,352KiB/s, runt= 19591msec slat (msec): min= 0, max= 4041, avg=889.32, stdev=1336.47 clat (msec): min= 0, max= 885, avg=64.00, stdev=95.47 bw (KiB/s) : min= 68, max=13702, per=54.48%, avg=6301.16, stdev=3651.07 write: io=31,128KiB, bw=1,940KiB/s, runt= 16422msec slat (msec): min= 0, max= 762, avg= 1.28, stdev=31.24 clat (msec): min= 0, max= 1370, avg=74.59, stdev=160.22 bw (KiB/s) : min= 0, max= 8119, per=68.82%, avg=3160.29, stdev=2981.07 cpu : usr=4.74%, sys=0.35%, ctx=2117 IO depths : 1=0.2%, 2=0.4%, 4=2.5%, 8=96.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=9.4%, 4=1.5%, 10=9.5%, 20=19.2%, 50=25.3%, 100=16.9% lat (msec): 250=12.6%, 500=4.0%, 750=0.4%, 1000=1.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2627 read : io=100MiB, bw=4,570KiB/s, runt= 22942msec slat (msec): min= 0, max= 4372, avg=1145.41, stdev=1345.41 clat (msec): min= 1, max= 826, avg=63.84, stdev=90.63 bw (KiB/s) : min= 7, max=16597, per=42.56%, avg=4921.82, stdev=4576.36 write: io=44,676KiB, bw=2,357KiB/s, runt= 19405msec slat (msec): min= 0, max= 128, avg= 0.21, stdev= 4.43 clat (msec): min= 0, max= 1043, avg=82.97, stdev=150.38 bw (KiB/s) : min= 0, max= 9765, per=63.86%, avg=2932.44, stdev=2852.94 cpu : usr=4.38%, sys=0.33%, ctx=2262 IO depths : 1=0.1%, 2=0.2%, 4=4.6%, 8=95.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=10.8%, 4=2.3%, 10=8.4%, 20=20.2%, 50=22.2%, 100=14.5% lat (msec): 250=15.6%, 500=4.3%, 750=0.9%, 1000=0.6%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,565KiB/s, minb=3,855KiB/s, maxb=5,352KiB/s, mint=19591msec, maxt=27200msec WRITE: io=111MiB, aggrb=4,592KiB/s, minb=1,518KiB/s, maxb=2,357KiB/s, mint=19591msec, maxt=27200msec Disk stats (read/write): sda: ios=5626/2340, merge=990/212, ticks=389764/208648, in_queue=598432, util=97.64% 2.86user 0.29system 0:28.06elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2394minor)pagefaults 0swaps