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] [11.1% done] [ 8788/ 10780 kb/s] [eta 00m:24s] Threads: 3: [mmm] [13.8% done] [ 12492/ 7168 kb/s] [eta 00m:25s] Threads: 3: [mmm] [17.9% done] [ 12900/ 6252 kb/s] [eta 00m:23s] Threads: 3: [mmm] [23.1% done] [ 12804/ 5652 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 13732/ 2576 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 6564/ 7884 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 7176/ 8324 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 10724/ 6000 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 6144/ 9084 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 8056/ 5772 kb/s] [eta 00m:17s] Threads: 3: [mmm] [43.3% done] [ 6648/ 5228 kb/s] [eta 00m:17s] Threads: 3: [mmm] [48.3% done] [ 11108/ 2612 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 9813/ 2662 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 10320/ 620 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 5408/ 6024 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 5024/ 4524 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 3348/ 4760 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 5356/ 1792 kb/s] [eta 00m:12s] Threads: 3: [mVm] [65.6% done] [ 6692/ 2796 kb/s] [eta 00m:11s] Threads: 3: [mVm] [66.7% done] [ 7816/ 2516 kb/s] [eta 00m:11s] Threads: 3: [mVV] [67.6% done] [ 9028/ 1576 kb/s] [eta 00m:11s] Threads: 2: [V_V] [70.6% done] [ 16872/ 0 kb/s] [eta 00m:10s] Threads: 2: [V_V] [75.8% done] [ 15160/ 0 kb/s] [eta 00m:08s] Threads: 2: [V_V] [81.2% done] [ 18084/ 0 kb/s] [eta 00m:06s] Threads: 2: [V_V] [87.1% done] [ 18540/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [93.3% done] [ 14716/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=21751 read : io=100MiB, bw=3,604KiB/s, runt= 29091msec slat (msec): min= 0, max= 5557, avg=1449.06, stdev=1883.81 clat (msec): min= 0, max= 932, avg=85.38, stdev=111.58 bw (KiB/s) : min= 41, max=10354, per=38.14%, avg=4124.34, stdev=3413.05 write: io=44,656KiB, bw=1,944KiB/s, runt= 23513msec slat (msec): min= 0, max= 146, avg= 0.33, stdev= 6.11 clat (msec): min= 0, max= 979, avg=106.08, stdev=162.96 bw (KiB/s) : min= 0, max= 9223, per=56.78%, avg=2686.93, stdev=2537.93 cpu : usr=3.38%, sys=0.22%, ctx=1785 IO depths : 1=0.1%, 2=0.4%, 4=18.9%, 8=80.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=1.5%, 10=7.4%, 20=19.7%, 50=33.0%, 100=6.7% lat (msec): 250=18.0%, 500=9.7%, 750=1.3%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21752 read : io=100MiB, bw=4,395KiB/s, runt= 23856msec slat (msec): min= 0, max= 5626, avg=479.06, stdev=1150.59 clat (msec): min= 4, max= 2167, avg=98.62, stdev=129.57 bw (KiB/s) : min= 143, max=10251, per=41.82%, avg=4521.70, stdev=2740.92 write: io=18,484KiB, bw=930KiB/s, runt= 20340msec slat (msec): min= 0, max= 5, avg= 0.09, stdev= 0.49 clat (msec): min= 0, max= 619, avg=91.54, stdev=122.13 bw (KiB/s) : min= 0, max= 8402, per=60.04%, avg=2840.91, stdev=3236.05 cpu : usr=3.62%, sys=0.29%, ctx=1677 IO depths : 1=0.2%, 2=0.2%, 4=8.5%, 8=91.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.4%, 10=4.0%, 20=19.2%, 50=34.2%, 100=10.0% lat (msec): 250=18.0%, 500=12.8%, 750=0.6%, 1000=0.0%, >=2000=0.1% fio: (groupid=0): err= 0: pid=21753 read : io=100MiB, bw=3,640KiB/s, runt= 28806msec slat (msec): min= 0, max= 6253, avg=1654.62, stdev=2113.36 clat (msec): min= 0, max= 626, avg=83.13, stdev=99.64 bw (KiB/s) : min= 28, max=10922, per=40.56%, avg=4386.10, stdev=3144.88 write: io=45,532KiB, bw=2,066KiB/s, runt= 22558msec slat (msec): min= 0, max= 120, avg= 0.19, stdev= 4.30 clat (msec): min= 0, max= 1063, avg=104.28, stdev=146.14 bw (KiB/s) : min= 0, max= 7750, per=57.70%, avg=2730.36, stdev=2216.38 cpu : usr=3.58%, sys=0.17%, ctx=1866 IO depths : 1=0.1%, 2=0.6%, 4=19.1%, 8=80.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.7%, 4=1.6%, 10=7.3%, 20=19.6%, 50=31.0%, 100=7.3% lat (msec): 250=18.1%, 500=11.4%, 750=0.7%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,813KiB/s, minb=3,604KiB/s, maxb=4,395KiB/s, mint=23856msec, maxt=29091msec WRITE: io=106MiB, aggrb=4,732KiB/s, minb=930KiB/s, maxb=2,066KiB/s, mint=23856msec, maxt=29091msec Disk stats (read/write): sda: ios=4803/1965, merge=1742/430, ticks=543888/216068, in_queue=759956, util=99.17% 2.93user 0.24system 0:29.55elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2404minor)pagefaults 0swaps