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] [13.0% done] [ 14076/ 5176 kb/s] [eta 00m:20s] Threads: 3: [mmm] [16.7% done] [ 12308/ 7388 kb/s] [eta 00m:20s] Threads: 3: [mmm] [21.7% done] [ 17908/ 2220 kb/s] [eta 00m:18s] Threads: 3: [mmm] [25.0% done] [ 11108/ 6456 kb/s] [eta 00m:18s] Threads: 3: [mmm] [29.2% done] [ 8536/ 8192 kb/s] [eta 00m:17s] Threads: 3: [mmm] [32.0% done] [ 14000/ 1424 kb/s] [eta 00m:17s] Threads: 3: [mmm] [34.6% done] [ 7060/ 9304 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 12036/ 3552 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 9985/ 5273 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 8492/ 6144 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 12636/ 744 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 8352/ 3792 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 8680/ 3152 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 8112/ 2996 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 5104/ 4452 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 5856/ 3424 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 6860/ 1168 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 4828/ 3464 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 4104/ 2944 kb/s] [eta 00m:11s] Threads: 3: [mVV] [66.7% done] [ 4704/ 3576 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 15236/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [72.7% done] [ 15952/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.1% done] [ 16340/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 14424/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 14680/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [87.5% done] [ 11519/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=20324 read : io=100MiB, bw=3,623KiB/s, runt= 28940msec slat (msec): min= 0, max= 6728, avg=1549.84, stdev=2302.57 clat (msec): min= 0, max= 617, avg=92.32, stdev=112.36 bw (KiB/s) : min= 120, max=11349, per=36.63%, avg=3981.53, stdev=2855.48 write: io=34,116KiB, bw=1,571KiB/s, runt= 22230msec slat (msec): min= 0, max= 8, avg= 0.10, stdev= 0.62 clat (msec): min= 0, max= 1027, avg=106.35, stdev=163.03 bw (KiB/s) : min= 0, max= 6823, per=53.87%, avg=2388.61, stdev=2129.76 cpu : usr=2.96%, sys=0.26%, ctx=1773 IO depths : 1=0.2%, 2=0.6%, 4=17.2%, 8=82.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.3%, 4=0.9%, 10=5.9%, 20=18.5%, 50=36.2%, 100=7.9% lat (msec): 250=11.6%, 500=15.4%, 750=0.7%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20325 read : io=100MiB, bw=3,770KiB/s, runt= 27811msec slat (msec): min= 0, max= 5942, avg=767.06, stdev=1530.26 clat (msec): min= 0, max= 668, avg=98.85, stdev=111.20 bw (KiB/s) : min= 8, max=10284, per=39.19%, avg=4259.90, stdev=2982.97 write: io=26,140KiB, bw=1,232KiB/s, runt= 21725msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.19 clat (msec): min= 0, max= 847, avg=131.41, stdev=177.85 bw (KiB/s) : min= 0, max= 6749, per=54.19%, avg=2402.75, stdev=2226.61 cpu : usr=3.28%, sys=0.23%, ctx=1719 IO depths : 1=0.2%, 2=0.8%, 4=10.8%, 8=88.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.7%, 10=6.0%, 20=16.4%, 50=34.1%, 100=8.5% lat (msec): 250=15.2%, 500=16.6%, 750=0.9%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20326 read : io=100MiB, bw=3,673KiB/s, runt= 28545msec slat (msec): min= 0, max= 7979, avg=1438.62, stdev=2231.16 clat (msec): min= 2, max= 615, avg=96.41, stdev=111.87 bw (KiB/s) : min= 139, max=11071, per=36.87%, avg=4007.24, stdev=2476.59 write: io=36,016KiB, bw=1,700KiB/s, runt= 21687msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.33 clat (msec): min= 0, max= 1184, avg=95.69, stdev=144.10 bw (KiB/s) : min= 0, max= 7964, per=57.58%, avg=2553.00, stdev=2600.03 cpu : usr=3.17%, sys=0.27%, ctx=1817 IO depths : 1=0.1%, 2=0.3%, 4=15.5%, 8=84.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.5%, 4=1.7%, 10=5.3%, 20=19.1%, 50=32.1%, 100=8.4% lat (msec): 250=15.8%, 500=14.0%, 750=0.7%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,869KiB/s, minb=3,623KiB/s, maxb=3,770KiB/s, mint=27811msec, maxt=28940msec WRITE: io=96,272KiB, aggrb=4,434KiB/s, minb=1,232KiB/s, maxb=1,700KiB/s, mint=27811msec, maxt=28940msec Disk stats (read/write): sda: ios=4898/1818, merge=1481/305, ticks=497032/215264, in_queue=712304, util=99.54% 2.72user 0.28system 0:29.24elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2398minor)pagefaults 0swaps