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] [ 10168/ 11620 kb/s] [eta 00m:23s] Threads: 3: [mmm] [15.4% done] [ 14140/ 5952 kb/s] [eta 00m:22s] Threads: 3: [mmm] [19.2% done] [ 13200/ 6296 kb/s] [eta 00m:21s] Threads: 3: [mmm] [22.2% done] [ 8660/ 10360 kb/s] [eta 00m:21s] Threads: 3: [mmm] [24.1% done] [ 12387/ 1337 kb/s] [eta 00m:22s] Threads: 3: [mmm] [28.6% done] [ 16667/ 0 kb/s] [eta 00m:20s] Threads: 3: [mmm] [33.3% done] [ 9444/ 7624 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 13075/ 1992 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 14324/ 0 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 12398/ 3087 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.1% done] [ 11795/ 2323 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 7758/ 5423 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.6% done] [ 8605/ 3272 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 4253/ 6100 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 6183/ 3095 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 5135/ 3824 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 6931/ 1898 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 3745/ 4229 kb/s] [eta 00m:11s] Threads: 3: [mmm] [67.7% done] [ 2268/ 5576 kb/s] [eta 00m:10s] Threads: 3: [VVV] [66.7% done] [ 13745/ 783 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.9% done] [ 16856/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [72.7% done] [ 14158/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.1% done] [ 15470/ 0 kb/s] [eta 00m:07s] Threads: 2: [EVV] [81.2% done] [ 15025/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [84.4% done] [ 15639/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=13083 read : io=100MiB, bw=3,914KiB/s, runt= 26785msec slat (msec): min= 0, max= 5254, avg=807.98, stdev=1506.28 clat (msec): min= 0, max= 782, avg=98.16, stdev=116.47 bw (KiB/s) : min= 56, max=12353, per=38.74%, avg=4296.32, stdev=3046.07 write: io=30,592KiB, bw=1,452KiB/s, runt= 21561msec slat (msec): min= 0, max= 3, avg= 0.07, stdev= 0.32 clat (msec): min= 0, max= 858, avg=93.60, stdev=129.01 bw (KiB/s) : min= 0, max= 9876, per=61.36%, avg=2847.31, stdev=3147.53 cpu : usr=3.35%, sys=0.24%, ctx=1733 IO depths : 1=0.2%, 2=0.6%, 4=14.1%, 8=85.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.2%, 4=0.9%, 10=5.6%, 20=20.2%, 50=32.0%, 100=8.2% lat (msec): 250=14.7%, 500=15.2%, 750=0.7%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13084 read : io=100MiB, bw=3,758KiB/s, runt= 27897msec slat (msec): min= 0, max= 6472, avg=1329.28, stdev=2077.70 clat (msec): min= 0, max= 724, avg=93.61, stdev=104.88 bw (KiB/s) : min= 158, max=12638, per=38.91%, avg=4315.72, stdev=3072.31 write: io=34,624KiB, bw=1,636KiB/s, runt= 21669msec slat (msec): min= 0, max= 8, avg= 0.03, stdev= 0.35 clat (msec): min= 0, max= 808, avg=110.50, stdev=140.00 bw (KiB/s) : min= 0, max= 7640, per=55.80%, avg=2589.23, stdev=2314.75 cpu : usr=3.28%, sys=0.24%, ctx=1743 IO depths : 1=0.2%, 2=0.5%, 4=14.6%, 8=84.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.8%, 10=5.9%, 20=18.3%, 50=32.8%, 100=9.0% lat (msec): 250=15.9%, 500=15.3%, 750=0.6%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13085 read : io=100MiB, bw=3,697KiB/s, runt= 28361msec slat (msec): min= 0, max= 6599, avg=1595.49, stdev=2354.80 clat (msec): min= 0, max= 691, avg=95.99, stdev=114.73 bw (KiB/s) : min= 145, max= 8595, per=36.93%, avg=4095.73, stdev=2564.64 write: io=33,536KiB, bw=1,575KiB/s, runt= 21793msec slat (msec): min= 0, max= 35, avg= 0.19, stdev= 1.65 clat (msec): min= 0, max= 854, avg=107.25, stdev=152.90 bw (KiB/s) : min= 0, max= 8822, per=52.34%, avg=2428.64, stdev=2493.17 cpu : usr=3.17%, sys=0.30%, ctx=1697 IO depths : 1=0.2%, 2=0.6%, 4=17.4%, 8=81.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.9%, 4=1.0%, 10=4.9%, 20=18.2%, 50=32.7%, 100=9.8% lat (msec): 250=15.0%, 500=14.2%, 750=0.8%, 1000=0.3%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,091KiB/s, minb=3,697KiB/s, maxb=3,914KiB/s, mint=26785msec, maxt=28361msec WRITE: io=98,752KiB, aggrb=4,640KiB/s, minb=1,452KiB/s, maxb=1,636KiB/s, mint=26785msec, maxt=28361msec Disk stats (read/write): sda: ios=4798/1768, merge=1408/372, ticks=502992/201640, in_queue=704628, util=99.48% 2.76user 0.27system 0:28.63elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2396minor)pagefaults 0swaps