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] [ 5224/ 15488 kb/s] [eta 00m:24s] Threads: 3: [mmm] [16.0% done] [ 17765/ 3967 kb/s] [eta 00m:21s] Threads: 3: [mmm] [18.5% done] [ 11620/ 8732 kb/s] [eta 00m:22s] Threads: 3: [mmm] [23.1% done] [ 7768/ 6980 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.0% done] [ 6076/ 9376 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 10120/ 6692 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 10644/ 6256 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 5256/ 10164 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 4704/ 10796 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 8708/ 6120 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 6232/ 6160 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 1936/ 10392 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 6200/ 5916 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 3100/ 7800 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 6752/ 3632 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 5252/ 4140 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 6400/ 1564 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 4748/ 3068 kb/s] [eta 00m:11s] Threads: 3: [mVm] [65.6% done] [ 7876/ 960 kb/s] [eta 00m:11s] Threads: 3: [mVm] [66.7% done] [ 9784/ 2736 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 15036/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [72.7% done] [ 19112/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.1% done] [ 17788/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 18092/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [87.1% done] [ 18476/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [90.3% done] [ 17640/ 0 kb/s] [eta 00m:03s] Threads: 2: [V_V] [96.7% done] [ 18524/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=4385 read : io=100MiB, bw=3,492KiB/s, runt= 30021msec slat (msec): min= 0, max= 7816, avg=2659.18, stdev=2818.71 clat (msec): min= 0, max= 651, avg=80.56, stdev=106.05 bw (KiB/s) : min= 4, max=10887, per=44.52%, avg=4664.67, stdev=3476.90 write: io=55,592KiB, bw=2,561KiB/s, runt= 22220msec slat (msec): min= 0, max= 96, avg= 0.14, stdev= 3.09 clat (msec): min= 0, max= 966, avg=104.00, stdev=147.14 bw (KiB/s) : min= 0, max= 8032, per=48.05%, avg=3185.00, stdev=2143.95 cpu : usr=3.38%, sys=0.27%, ctx=1711 IO depths : 1=0.2%, 2=1.4%, 4=25.7%, 8=72.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=3.1%, 4=1.4%, 10=10.0%, 20=22.9%, 50=29.2%, 100=5.4% lat (msec): 250=13.8%, 500=13.2%, 750=0.7%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4386 read : io=100MiB, bw=3,776KiB/s, runt= 27767msec slat (msec): min= 0, max= 6946, avg=1252.44, stdev=1941.84 clat (msec): min= 0, max= 674, avg=98.03, stdev=112.34 bw (KiB/s) : min= 337, max=11995, per=39.07%, avg=4094.18, stdev=2793.19 write: io=40,480KiB, bw=1,990KiB/s, runt= 20828msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.25 clat (msec): min= 0, max= 843, avg=107.12, stdev=137.25 bw (KiB/s) : min= 0, max= 7687, per=43.75%, avg=2900.50, stdev=2260.86 cpu : usr=3.26%, sys=0.10%, ctx=1638 IO depths : 1=0.2%, 2=0.6%, 4=17.6%, 8=81.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.1%, 4=1.4%, 10=5.5%, 20=16.8%, 50=32.6%, 100=10.0% lat (msec): 250=14.6%, 500=16.1%, 750=0.7%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4387 read : io=100MiB, bw=3,494KiB/s, runt= 30007msec slat (msec): min= 0, max= 7842, avg=1865.58, stdev=2615.66 clat (msec): min= 0, max= 662, avg=94.71, stdev=109.57 bw (KiB/s) : min= 39, max=10207, per=38.38%, avg=4021.52, stdev=2693.28 write: io=48,076KiB, bw=2,211KiB/s, runt= 22265msec slat (msec): min= 0, max= 75, avg= 0.16, stdev= 2.91 clat (msec): min= 0, max= 811, avg=116.03, stdev=148.87 bw (KiB/s) : min= 0, max=10708, per=48.14%, avg=3191.37, stdev=2733.27 cpu : usr=3.20%, sys=0.27%, ctx=1771 IO depths : 1=0.2%, 2=0.4%, 4=16.2%, 8=83.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.2%, 4=1.1%, 10=6.6%, 20=17.1%, 50=32.7%, 100=7.5% lat (msec): 250=17.0%, 500=14.3%, 750=1.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,478KiB/s, minb=3,492KiB/s, maxb=3,776KiB/s, mint=27767msec, maxt=30021msec WRITE: io=141MiB, aggrb=6,629KiB/s, minb=1,990KiB/s, maxb=2,561KiB/s, mint=27767msec, maxt=30021msec Disk stats (read/write): sda: ios=4330/2404, merge=2193/691, ticks=460884/269932, in_queue=730828, util=99.09% 2.94user 0.21system 0:30.48elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2409minor)pagefaults 0swaps