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] [11.5% done] [ 12436/ 5892 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 18584/ 1716 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.8% done] [ 11580/ 8288 kb/s] [eta 00m:19s] Threads: 3: [mmm] [24.0% done] [ 10756/ 7816 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 12308/ 5676 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 6644/ 6944 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 7400/ 8484 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 7052/ 8304 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.3% done] [ 11508/ 4328 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.2% done] [ 11352/ 3796 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 10356/ 2844 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 8544/ 4436 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 7608/ 4700 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 9740/ 1792 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 8772/ 1000 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 4632/ 4480 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 4784/ 4176 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 5496/ 3372 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 4816/ 1400 kb/s] [eta 00m:11s] Threads: 3: [mmV] [66.7% done] [ 7212/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [67.6% done] [ 12112/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [72.7% done] [ 16664/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.8% done] [ 16212/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.8% done] [ 18168/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [84.4% done] [ 15368/ 0 kb/s] [eta 00m:05s] Threads: 2: [VV_] [84.8% done] [ 15416/ 0 kb/s] [eta 00m:05s] Threads: 1: [V__] [96.7% done] [ 18936/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=14342 read : io=100MiB, bw=3,546KiB/s, runt= 29566msec slat (msec): min= 0, max= 6886, avg=1600.52, stdev=2377.58 clat (msec): min= 0, max= 786, avg=94.78, stdev=116.31 bw (KiB/s) : min= 18, max=11748, per=34.28%, avg=3646.70, stdev=2471.05 write: io=45,652KiB, bw=2,063KiB/s, runt= 22655msec slat (msec): min= 0, max= 5, avg= 0.09, stdev= 0.42 clat (msec): min= 0, max= 1232, avg=120.47, stdev=176.20 bw (KiB/s) : min= 0, max= 8591, per=57.69%, avg=2997.12, stdev=2738.09 cpu : usr=3.25%, sys=0.15%, ctx=1706 IO depths : 1=0.2%, 2=0.6%, 4=17.8%, 8=81.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=1.2%, 10=6.3%, 20=18.2%, 50=35.0%, 100=7.3% lat (msec): 250=12.8%, 500=15.5%, 750=1.2%, 1000=0.4%, >=2000=0.1% fio: (groupid=0): err= 0: pid=14343 read : io=100MiB, bw=3,607KiB/s, runt= 29063msec slat (msec): min= 0, max= 6991, avg=1010.22, stdev=1906.98 clat (msec): min= 0, max= 660, avg=99.91, stdev=113.38 bw (KiB/s) : min= 25, max= 8478, per=35.33%, avg=3758.74, stdev=2239.02 write: io=32,628KiB, bw=1,493KiB/s, runt= 22367msec slat (msec): min= 0, max= 12, avg= 0.25, stdev= 1.31 clat (msec): min= 0, max= 1114, avg=121.94, stdev=160.35 bw (KiB/s) : min= 0, max=10018, per=48.54%, avg=2521.50, stdev=2492.60 cpu : usr=3.18%, sys=0.21%, ctx=1800 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=1.3%, 4=0.8%, 10=5.1%, 20=16.5%, 50=33.5%, 100=9.9% lat (msec): 250=15.5%, 500=16.0%, 750=1.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14344 read : io=100MiB, bw=3,710KiB/s, runt= 28262msec slat (msec): min= 0, max= 7586, avg=1529.72, stdev=2242.85 clat (msec): min= 3, max= 656, avg=98.45, stdev=113.67 bw (KiB/s) : min= 68, max=13203, per=40.65%, avg=4324.30, stdev=2982.22 write: io=36,672KiB, bw=1,770KiB/s, runt= 21211msec slat (msec): min= 0, max= 7, avg= 0.08, stdev= 0.46 clat (msec): min= 0, max= 848, avg=106.17, stdev=142.18 bw (KiB/s) : min= 0, max= 8088, per=56.25%, avg=2922.29, stdev=2494.90 cpu : usr=3.33%, sys=0.21%, ctx=1697 IO depths : 1=0.1%, 2=0.4%, 4=16.3%, 8=83.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.1%, 4=1.4%, 10=5.6%, 20=16.8%, 50=33.2%, 100=9.3% lat (msec): 250=15.1%, 500=15.4%, 750=0.8%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,639KiB/s, minb=3,546KiB/s, maxb=3,710KiB/s, mint=28262msec, maxt=29566msec WRITE: io=112MiB, aggrb=5,195KiB/s, minb=1,493KiB/s, maxb=2,063KiB/s, mint=28262msec, maxt=29566msec Disk stats (read/write): sda: ios=4760/1894, merge=1742/412, ticks=487732/223832, in_queue=711564, util=99.28% 2.86user 0.20system 0:29.91elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2402minor)pagefaults 0swaps