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] [ 15396/ 3760 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 12796/ 6908 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 12468/ 6208 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.0% done] [ 14611/ 3552 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 14757/ 764 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 10755/ 4001 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 12524/ 3146 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 10795/ 5734 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 4521/ 10220 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.2% done] [ 12425/ 3005 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 6352/ 6829 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 8979/ 3871 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.6% done] [ 11638/ 1090 kb/s] [eta 00m:13s] Threads: 3: [mmm] [57.1% done] [ 9306/ 2457 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 7056/ 3156 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 7984/ 2536 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 5008/ 4252 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 6436/ 3596 kb/s] [eta 00m:11s] Threads: 3: [VVV] [67.7% done] [ 2992/ 6036 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.0% done] [ 19376/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [76.7% done] [ 19164/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.0% done] [ 19232/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.3% done] [ 17856/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [86.7% done] [ 16856/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=1118 read : io=100MiB, bw=3,899KiB/s, runt= 26891msec slat (msec): min= 0, max= 5593, avg=1427.42, stdev=1962.64 clat (msec): min= 1, max= 408, avg=83.65, stdev=78.32 bw (KiB/s) : min= 22, max=14475, per=39.48%, avg=4609.39, stdev=3348.56 write: io=38,440KiB, bw=1,853KiB/s, runt= 21232msec slat (msec): min= 0, max= 11, avg= 0.11, stdev= 0.75 clat (msec): min= 0, max= 907, avg=106.51, stdev=128.12 bw (KiB/s) : min= 0, max= 6265, per=48.60%, avg=2259.56, stdev=1880.99 cpu : usr=3.23%, sys=0.24%, ctx=1845 IO depths : 1=0.1%, 2=0.3%, 4=13.5%, 8=86.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.7%, 10=5.9%, 20=13.2%, 50=23.8%, 100=21.8% lat (msec): 250=27.5%, 500=5.4%, 750=0.3%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1119 read : io=100MiB, bw=4,048KiB/s, runt= 25899msec slat (msec): min= 0, max= 5392, avg=852.08, stdev=1551.95 clat (msec): min= 3, max= 693, avg=93.09, stdev=77.67 bw (KiB/s) : min= 11, max= 9080, per=38.49%, avg=4494.12, stdev=2244.68 write: io=27,112KiB, bw=1,333KiB/s, runt= 20819msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.32 clat (msec): min= 0, max= 1039, avg=102.03, stdev=108.97 bw (KiB/s) : min= 0, max= 6075, per=50.68%, avg=2356.00, stdev=2227.18 cpu : usr=3.27%, sys=0.22%, ctx=1792 IO depths : 1=0.1%, 2=0.3%, 4=10.7%, 8=88.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.5%, 10=3.5%, 20=11.1%, 50=20.4%, 100=27.5% lat (msec): 250=31.3%, 500=4.9%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1120 read : io=100MiB, bw=3,892KiB/s, runt= 26941msec slat (msec): min= 0, max= 5544, avg=1071.37, stdev=1758.66 clat (msec): min= 0, max= 787, avg=95.09, stdev=84.71 bw (KiB/s) : min= 69, max= 8847, per=36.27%, avg=4234.42, stdev=2311.69 write: io=31,672KiB, bw=1,514KiB/s, runt= 21411msec slat (msec): min= 0, max= 1, avg= 0.02, stdev= 0.14 clat (msec): min= 0, max= 869, avg=97.13, stdev=111.64 bw (KiB/s) : min= 0, max= 5158, per=53.47%, avg=2485.71, stdev=1964.74 cpu : usr=3.61%, sys=0.22%, ctx=1841 IO depths : 1=0.2%, 2=0.3%, 4=12.7%, 8=86.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.3%, 10=3.1%, 20=10.4%, 50=24.1%, 100=25.1% lat (msec): 250=28.8%, 500=6.4%, 750=0.2%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,676KiB/s, minb=3,892KiB/s, maxb=4,048KiB/s, mint=25899msec, maxt=26941msec WRITE: io=97,224KiB, aggrb=4,649KiB/s, minb=1,333KiB/s, maxb=1,853KiB/s, mint=25899msec, maxt=26941msec Disk stats (read/write): sda: ios=5010/1757, merge=1435/299, ticks=480952/200208, in_queue=681164, util=99.48% 2.73user 0.27system 0:27.21elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2388minor)pagefaults 0swaps