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] [ 15532/ 4288 kb/s] [eta 00m:25s] Threads: 3: [mmm] [14.8% done] [ 11214/ 9273 kb/s] [eta 00m:23s] Threads: 3: [mmm] [19.2% done] [ 9248/ 10116 kb/s] [eta 00m:21s] Threads: 3: [mmm] [24.0% done] [ 10020/ 7108 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 7308/ 6392 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 3516/ 11436 kb/s] [eta 00m:19s] Threads: 3: [mmm] [34.6% done] [ 5152/ 10788 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 5600/ 9224 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.3% done] [ 10952/ 4072 kb/s] [eta 00m:15s] Threads: 3: [mmm] [44.4% done] [ 12632/ 2280 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 9700/ 2448 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 13206/ 109 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 4380/ 7627 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 7936/ 4161 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 6144/ 4201 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 6489/ 3799 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 6940/ 3076 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 8610/ 1032 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 3579/ 5481 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 12182/ 142 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 20142/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 20171/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 21719/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [86.7% done] [ 18253/ 0 kb/s] [eta 00m:04s] Threads: 1: [__V] [90.0% done] [ 17708/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=17873 read : io=100MiB, bw=4,089KiB/s, runt= 25640msec slat (msec): min= 0, max= 4089, avg=534.78, stdev=1097.13 clat (msec): min= 2, max= 592, avg=91.08, stdev=83.48 bw (KiB/s) : min= 59, max=11637, per=38.84%, avg=4395.74, stdev=3015.61 write: io=32,268KiB, bw=1,534KiB/s, runt= 21538msec slat (msec): min= 0, max= 8, avg= 0.17, stdev= 0.85 clat (msec): min= 0, max= 845, avg=134.60, stdev=137.74 bw (KiB/s) : min= 0, max= 9723, per=48.96%, avg=2633.82, stdev=2532.47 cpu : usr=3.85%, sys=0.28%, ctx=1769 IO depths : 1=0.1%, 2=0.2%, 4=9.5%, 8=90.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.3%, 10=2.8%, 20=10.3%, 50=23.8%, 100=24.7% lat (msec): 250=30.5%, 500=5.9%, 750=0.7%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17874 read : io=100MiB, bw=3,889KiB/s, runt= 26957msec slat (msec): min= 0, max= 7026, avg=1610.14, stdev=2388.11 clat (msec): min= 3, max= 491, avg=83.84, stdev=77.41 bw (KiB/s) : min= 13, max=13848, per=38.25%, avg=4329.59, stdev=3023.06 write: io=38,620KiB, bw=1,977KiB/s, runt= 19997msec slat (msec): min= 0, max= 2, avg= 0.05, stdev= 0.23 clat (msec): min= 0, max= 821, avg=111.26, stdev=99.27 bw (KiB/s) : min= 0, max= 6363, per=50.44%, avg=2713.56, stdev=2157.75 cpu : usr=3.38%, sys=0.25%, ctx=1822 IO depths : 1=0.1%, 2=0.2%, 4=12.3%, 8=87.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.3%, 10=3.5%, 20=10.6%, 50=25.4%, 100=25.2% lat (msec): 250=29.1%, 500=5.3%, 750=0.1%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17875 read : io=100MiB, bw=3,773KiB/s, runt= 27790msec slat (msec): min= 0, max= 6700, avg=2096.38, stdev=2560.05 clat (msec): min= 0, max= 801, avg=85.76, stdev=91.58 bw (KiB/s) : min= 4, max=15319, per=38.56%, avg=4365.14, stdev=3182.59 write: io=42,316KiB, bw=2,011KiB/s, runt= 21546msec slat (msec): min= 0, max= 3, avg= 0.08, stdev= 0.35 clat (msec): min= 0, max= 980, avg=100.32, stdev=109.72 bw (KiB/s) : min= 0, max= 5983, per=52.40%, avg=2818.96, stdev=2035.64 cpu : usr=3.38%, sys=0.23%, ctx=1904 IO depths : 1=0.2%, 2=0.4%, 4=15.1%, 8=84.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.8%, 10=5.3%, 20=12.8%, 50=26.3%, 100=22.1% lat (msec): 250=24.8%, 500=6.3%, 750=0.6%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,319KiB/s, minb=3,773KiB/s, maxb=4,089KiB/s, mint=25640msec, maxt=27790msec WRITE: io=111MiB, aggrb=5,380KiB/s, minb=1,534KiB/s, maxb=2,011KiB/s, mint=25640msec, maxt=27790msec Disk stats (read/write): sda: ios=5006/1933, merge=1313/261, ticks=447632/278976, in_queue=726608, util=99.30% 2.88user 0.21system 0:28.09elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2406minor)pagefaults 0swaps