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] [ 10148/ 9740 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.7% done] [ 10584/ 8924 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 7800/ 8140 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 11604/ 5660 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 10780/ 5892 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.0% done] [ 5368/ 10172 kb/s] [eta 00m:17s] Threads: 3: [mmm] [36.0% done] [ 6300/ 8272 kb/s] [eta 00m:16s] Threads: 3: [mmm] [38.5% done] [ 10900/ 4504 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 8548/ 4952 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 8564/ 6128 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 4160/ 9044 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 7428/ 5132 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 7624/ 4400 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 7176/ 4100 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 9448/ 2004 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 5292/ 4700 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 6788/ 2856 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 3592/ 5688 kb/s] [eta 00m:12s] Threads: 3: [mVm] [65.6% done] [ 9869/ 1889 kb/s] [eta 00m:11s] Threads: 3: [mVm] [64.7% done] [ 15684/ 652 kb/s] [eta 00m:12s] Threads: 3: [mVm] [65.7% done] [ 15228/ 932 kb/s] [eta 00m:12s] Threads: 3: [mVm] [66.7% done] [ 15572/ 0 kb/s] [eta 00m:12s] Threads: 2: [V_V] [69.4% done] [ 18740/ 0 kb/s] [eta 00m:11s] Threads: 2: [V_V] [74.3% done] [ 16552/ 0 kb/s] [eta 00m:09s] Threads: 2: [V_V] [81.8% done] [ 19928/ 0 kb/s] [eta 00m:06s] Threads: 1: [__V] [96.6% done] [ 18872/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=19588 read : io=100MiB, bw=3,688KiB/s, runt= 28425msec slat (msec): min= 0, max= 4467, avg=810.41, stdev=1373.48 clat (msec): min= 2, max= 934, avg=90.27, stdev=95.94 bw (KiB/s) : min= 39, max=18151, per=35.88%, avg=3924.11, stdev=3672.91 write: io=28,488KiB, bw=1,218KiB/s, runt= 23948msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.34 clat (msec): min= 0, max= 833, avg=132.44, stdev=135.55 bw (KiB/s) : min= 0, max= 4833, per=34.72%, avg=1842.04, stdev=1745.79 cpu : usr=3.21%, sys=0.13%, ctx=1843 IO depths : 1=0.1%, 2=0.2%, 4=11.5%, 8=88.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.5%, 10=3.3%, 20=12.5%, 50=21.8%, 100=23.7% lat (msec): 250=30.8%, 500=5.4%, 750=1.2%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19589 read : io=100MiB, bw=4,269KiB/s, runt= 24561msec slat (msec): min= 0, max= 3706, avg=958.64, stdev=1249.47 clat (msec): min= 0, max= 749, avg=70.31, stdev=70.54 bw (KiB/s) : min= 33, max=20863, per=47.27%, avg=5169.92, stdev=4835.11 write: io=48,100KiB, bw=2,345KiB/s, runt= 20997msec slat (msec): min= 0, max= 11, avg= 0.13, stdev= 0.91 clat (msec): min= 0, max= 828, avg=105.71, stdev=123.42 bw (KiB/s) : min= 0, max=12866, per=54.43%, avg=2887.87, stdev=2746.55 cpu : usr=4.07%, sys=0.36%, ctx=1841 IO depths : 1=0.2%, 2=0.3%, 4=16.3%, 8=83.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=0.8%, 10=4.9%, 20=12.9%, 50=26.6%, 100=25.5% lat (msec): 250=22.7%, 500=3.9%, 750=0.4%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19590 read : io=100MiB, bw=3,645KiB/s, runt= 28762msec slat (msec): min= 0, max= 6960, avg=2156.46, stdev=2600.17 clat (msec): min= 2, max= 844, avg=76.07, stdev=80.98 bw (KiB/s) : min= 6, max=13482, per=44.86%, avg=4906.68, stdev=4039.97 write: io=47,524KiB, bw=2,231KiB/s, runt= 21805msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.18 clat (msec): min= 0, max= 884, avg=119.37, stdev=126.81 bw (KiB/s) : min= 0, max=11949, per=58.05%, avg=3080.32, stdev=2600.87 cpu : usr=3.37%, sys=0.26%, ctx=1864 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=1.9%, 4=0.5%, 10=4.4%, 20=13.1%, 50=22.2%, 100=25.3% lat (msec): 250=27.3%, 500=4.2%, 750=0.7%, 1000=0.4%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,937KiB/s, minb=3,645KiB/s, maxb=4,269KiB/s, mint=24561msec, maxt=28762msec WRITE: io=121MiB, aggrb=5,306KiB/s, minb=1,218KiB/s, maxb=2,345KiB/s, mint=24561msec, maxt=28762msec Disk stats (read/write): sda: ios=4913/2181, merge=1579/418, ticks=401116/272448, in_queue=673564, util=99.35% 2.93user 0.30system 0:29.05elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2404minor)pagefaults 0swaps