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] [10.7% done] [ 15824/ 4324 kb/s] [eta 00m:25s] Threads: 3: [mmm] [14.8% done] [ 10800/ 8912 kb/s] [eta 00m:23s] Threads: 3: [mmm] [19.2% done] [ 11176/ 7112 kb/s] [eta 00m:21s] Threads: 3: [mmm] [22.2% done] [ 8604/ 6236 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 9448/ 6560 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 14768/ 780 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 10984/ 5784 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 5932/ 8960 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 6564/ 7624 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 4372/ 9480 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 9112/ 3764 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 8256/ 3996 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 9032/ 3124 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 4208/ 6736 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 9360/ 1460 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 5592/ 4322 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 9503/ 1599 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 5021/ 4797 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 6002/ 3008 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 8333/ 2055 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19196/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 18278/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.6% done] [ 20094/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 17285/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [87.1% done] [ 17447/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=25308 read : io=100MiB, bw=3,675KiB/s, runt= 28532msec slat (msec): min= 0, max= 6372, avg=1521.43, stdev=2201.64 clat (msec): min= 0, max= 475, avg=86.58, stdev=89.16 bw (KiB/s) : min= 13, max=16740, per=36.43%, avg=4016.49, stdev=3476.27 write: io=47,664KiB, bw=2,197KiB/s, runt= 22209msec slat (msec): min= 0, max= 7, avg= 0.13, stdev= 0.60 clat (msec): min= 0, max= 835, avg=115.83, stdev=131.85 bw (KiB/s) : min= 0, max= 6905, per=50.76%, avg=2666.03, stdev=2180.47 cpu : usr=3.60%, sys=0.29%, ctx=1821 IO depths : 1=0.1%, 2=0.3%, 4=15.8%, 8=83.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.6%, 4=0.7%, 10=5.7%, 20=13.9%, 50=22.3%, 100=20.7% lat (msec): 250=27.4%, 500=6.7%, 750=0.6%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25309 read : io=100MiB, bw=3,808KiB/s, runt= 27532msec slat (msec): min= 0, max= 5869, avg=1117.45, stdev=1818.02 clat (msec): min= 0, max= 525, avg=83.92, stdev=78.85 bw (KiB/s) : min= 108, max= 9814, per=40.74%, avg=4491.90, stdev=2783.49 write: io=35,584KiB, bw=1,680KiB/s, runt= 21678msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.20 clat (msec): min= 0, max= 730, avg=116.49, stdev=101.05 bw (KiB/s) : min= 0, max= 6597, per=52.59%, avg=2761.92, stdev=2139.47 cpu : usr=3.43%, sys=0.19%, ctx=1918 IO depths : 1=0.1%, 2=0.3%, 4=12.2%, 8=87.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.4%, 10=3.0%, 20=11.6%, 50=24.8%, 100=25.7% lat (msec): 250=27.9%, 500=5.7%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25310 read : io=100MiB, bw=3,738KiB/s, runt= 28047msec slat (msec): min= 0, max= 7034, avg=1443.14, stdev=2288.17 clat (msec): min= 2, max= 418, avg=96.19, stdev=88.90 bw (KiB/s) : min= 23, max= 9429, per=37.54%, avg=4138.87, stdev=2615.53 write: io=30,668KiB, bw=1,436KiB/s, runt= 21859msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.22 clat (msec): min= 0, max= 858, avg=113.44, stdev=120.92 bw (KiB/s) : min= 0, max= 6477, per=40.88%, avg=2146.87, stdev=1818.77 cpu : usr=3.38%, sys=0.34%, ctx=1783 IO depths : 1=0.1%, 2=0.2%, 4=12.6%, 8=87.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.2%, 10=3.2%, 20=10.5%, 50=23.0%, 100=25.3% lat (msec): 250=29.3%, 500=7.4%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,025KiB/s, minb=3,675KiB/s, maxb=3,808KiB/s, mint=27532msec, maxt=28532msec WRITE: io=111MiB, aggrb=5,252KiB/s, minb=1,436KiB/s, maxb=2,197KiB/s, mint=27532msec, maxt=28532msec Disk stats (read/write): sda: ios=5014/1969, merge=1415/463, ticks=456720/268192, in_queue=724908, util=99.46% 3.01user 0.32system 0:28.80elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2396minor)pagefaults 0swaps