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] [ 11220/ 7132 kb/s] [eta 00m:24s] Threads: 3: [mmm] [14.8% done] [ 8188/ 10868 kb/s] [eta 00m:23s] Threads: 3: [mmm] [20.0% done] [ 12544/ 6524 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 9268/ 7132 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 10828/ 5036 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 10064/ 4256 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 6140/ 8996 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 10048/ 5784 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 6108/ 9528 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 11456/ 3332 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 7856/ 5188 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 2204/ 10028 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 6632/ 6488 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 6540/ 4684 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 6148/ 4920 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 5008/ 5048 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 6444/ 3788 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 2540/ 6980 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 3732/ 5140 kb/s] [eta 00m:11s] Threads: 3: [VVV] [66.7% done] [ 5344/ 2864 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 17500/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 19112/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 19332/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 18448/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 19084/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [90.3% done] [ 18748/ 0 kb/s] [eta 00m:03s] Threads: 1: [V__] [93.5% done] [ 19632/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=31527 read : io=100MiB, bw=3,539KiB/s, runt= 29625msec slat (msec): min= 0, max= 7343, avg=1508.90, stdev=2295.03 clat (msec): min= 0, max= 506, avg=97.36, stdev=95.70 bw (KiB/s) : min= 128, max= 9040, per=37.33%, avg=3963.75, stdev=2307.90 write: io=40,792KiB, bw=1,874KiB/s, runt= 22289msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.31 clat (msec): min= 0, max= 966, avg=118.41, stdev=130.53 bw (KiB/s) : min= 0, max= 6704, per=44.31%, avg=2733.77, stdev=1896.26 cpu : usr=3.35%, sys=0.26%, ctx=1764 IO depths : 1=0.2%, 2=0.4%, 4=15.4%, 8=84.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.5%, 10=4.1%, 20=13.7%, 50=21.8%, 100=21.2% lat (msec): 250=29.1%, 500=8.1%, 750=0.6%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31528 read : io=100MiB, bw=3,560KiB/s, runt= 29453msec slat (msec): min= 0, max= 8510, avg=2538.41, stdev=3001.50 clat (msec): min= 0, max= 442, avg=85.70, stdev=86.26 bw (KiB/s) : min= 16, max=11192, per=38.85%, avg=4125.59, stdev=2780.66 write: io=46,520KiB, bw=2,239KiB/s, runt= 21273msec slat (msec): min= 0, max= 10, avg= 0.10, stdev= 0.66 clat (msec): min= 0, max= 894, avg=96.41, stdev=95.18 bw (KiB/s) : min= 0, max= 6764, per=44.53%, avg=2747.55, stdev=2123.62 cpu : usr=3.57%, sys=0.34%, ctx=1911 IO depths : 1=0.1%, 2=0.4%, 4=17.0%, 8=82.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=1.1%, 10=5.0%, 20=13.6%, 50=22.0%, 100=25.0% lat (msec): 250=25.2%, 500=6.8%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31529 read : io=100MiB, bw=3,574KiB/s, runt= 29338msec slat (msec): min= 0, max= 7647, avg=2150.81, stdev=2543.24 clat (msec): min= 0, max= 459, avg=84.81, stdev=83.87 bw (KiB/s) : min= 80, max=10797, per=39.81%, avg=4226.79, stdev=3097.10 write: io=46,992KiB, bw=2,186KiB/s, runt= 22010msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.19 clat (msec): min= 0, max= 923, avg=105.11, stdev=116.25 bw (KiB/s) : min= 0, max= 6841, per=42.12%, avg=2598.52, stdev=1898.39 cpu : usr=3.29%, sys=0.29%, ctx=1878 IO depths : 1=0.1%, 2=0.4%, 4=18.3%, 8=81.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.2%, 4=0.7%, 10=4.3%, 20=13.4%, 50=23.3%, 100=23.4% lat (msec): 250=26.7%, 500=6.3%, 750=0.4%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,618KiB/s, minb=3,539KiB/s, maxb=3,574KiB/s, mint=29338msec, maxt=29625msec WRITE: io=131MiB, aggrb=6,170KiB/s, minb=1,874KiB/s, maxb=2,239KiB/s, mint=29338msec, maxt=29625msec Disk stats (read/write): sda: ios=4762/2481, merge=1837/709, ticks=446592/303276, in_queue=749884, util=99.46% 3.06user 0.28system 0:29.93elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2407minor)pagefaults 0swaps