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] [10.7% done] [ 12976/ 4688 kb/s] [eta 00m:25s] Threads: 3: [mmm] [14.8% done] [ 11488/ 9152 kb/s] [eta 00m:23s] Threads: 3: [mmm] [19.2% done] [ 12220/ 5176 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 7760/ 9768 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 1456/ 16260 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 0/ 15336 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 7356/ 9812 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 9100/ 6652 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 8656/ 6584 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 10768/ 3956 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 9728/ 3924 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 10588/ 2848 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 8068/ 3900 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 5640/ 5208 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 4688/ 5048 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 4804/ 3636 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.3% done] [ 3072/ 7248 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 5652/ 1916 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 4756/ 2872 kb/s] [eta 00m:11s] Threads: 3: [mVm] [66.7% done] [ 6920/ 1068 kb/s] [eta 00m:11s] Threads: 3: [VVV] [67.6% done] [ 13236/ 644 kb/s] [eta 00m:11s] Threads: 3: [VVV] [70.6% done] [ 15712/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.8% done] [ 16916/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.8% done] [ 17420/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [84.4% done] [ 18260/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.5% done] [ 17497/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [93.5% done] [ 19764/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=7944 read : io=100MiB, bw=3,469KiB/s, runt= 30227msec slat (msec): min= 0, max= 7641, avg=2049.68, stdev=2727.47 clat (msec): min= 0, max= 685, avg=92.05, stdev=110.53 bw (KiB/s) : min= 126, max=11785, per=38.74%, avg=4008.18, stdev=3036.15 write: io=46,592KiB, bw=2,122KiB/s, runt= 22483msec slat (msec): min= 0, max= 6, avg= 0.08, stdev= 0.45 clat (msec): min= 0, max= 1055, avg=108.06, stdev=153.15 bw (KiB/s) : min= 0, max= 9394, per=47.96%, avg=3014.19, stdev=2727.22 cpu : usr=3.24%, sys=0.19%, ctx=1778 IO depths : 1=0.2%, 2=0.8%, 4=19.5%, 8=79.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.9%, 4=1.1%, 10=6.8%, 20=20.9%, 50=32.4%, 100=5.5% lat (msec): 250=13.3%, 500=16.1%, 750=0.7%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=7945 read : io=100MiB, bw=3,644KiB/s, runt= 28774msec slat (msec): min= 0, max= 7458, avg=1525.66, stdev=2212.89 clat (msec): min= 3, max= 681, avg=94.79, stdev=111.17 bw (KiB/s) : min= 19, max=16351, per=42.99%, avg=4448.58, stdev=3242.65 write: io=38,788KiB, bw=1,863KiB/s, runt= 21319msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.21 clat (msec): min= 0, max= 789, avg=106.33, stdev=133.25 bw (KiB/s) : min= 0, max= 6652, per=49.32%, avg=3099.48, stdev=2200.06 cpu : usr=3.41%, sys=0.26%, ctx=1717 IO depths : 1=0.1%, 2=0.5%, 4=18.0%, 8=81.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=1.4%, 10=5.9%, 20=17.6%, 50=32.9%, 100=9.2% lat (msec): 250=16.1%, 500=14.3%, 750=0.7%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=7946 read : io=100MiB, bw=3,449KiB/s, runt= 30402msec slat (msec): min= 0, max= 8004, avg=2473.32, stdev=2857.67 clat (msec): min= 0, max= 636, avg=88.85, stdev=107.77 bw (KiB/s) : min= 4, max=13139, per=36.38%, avg=3764.59, stdev=3033.90 write: io=53,572KiB, bw=2,423KiB/s, runt= 22636msec slat (msec): min= 0, max= 14, avg= 0.10, stdev= 0.70 clat (msec): min= 0, max= 1105, avg=114.88, stdev=156.14 bw (KiB/s) : min= 0, max= 8046, per=48.53%, avg=3050.41, stdev=2313.63 cpu : usr=3.24%, sys=0.25%, ctx=1707 IO depths : 1=0.2%, 2=0.6%, 4=21.8%, 8=77.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.3%, 4=1.2%, 10=8.4%, 20=20.9%, 50=28.5%, 100=8.1% lat (msec): 250=15.3%, 500=14.0%, 750=1.0%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,347KiB/s, minb=3,449KiB/s, maxb=3,644KiB/s, mint=28774msec, maxt=30402msec WRITE: io=136MiB, aggrb=6,285KiB/s, minb=1,863KiB/s, maxb=2,423KiB/s, mint=28774msec, maxt=30402msec Disk stats (read/write): sda: ios=4447/2481, merge=1918/500, ticks=464348/290360, in_queue=754704, util=99.51% 2.98user 0.27system 0:30.70elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2414minor)pagefaults 0swaps