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] [ 8196/ 10672 kb/s] [eta 00m:24s] Threads: 3: [mmm] [15.4% done] [ 13948/ 6700 kb/s] [eta 00m:22s] Threads: 3: [mmm] [19.2% done] [ 3176/ 13944 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 8996/ 9408 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 10180/ 5468 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 8056/ 6088 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 13676/ 3236 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 10840/ 5008 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 9836/ 4740 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 11500/ 3716 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 8124/ 5244 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 4576/ 7588 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 6528/ 6192 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 4628/ 6448 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 7932/ 2716 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 6968/ 3888 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.3% done] [ 5284/ 4248 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 5568/ 4420 kb/s] [eta 00m:11s] Threads: 3: [mmm] [67.7% done] [ 1504/ 7324 kb/s] [eta 00m:10s] Threads: 3: [VVV] [68.8% done] [ 13444/ 1360 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 19012/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 17940/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 21272/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 18588/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.1% done] [ 20360/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [90.3% done] [ 17968/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=2140 read : io=100MiB, bw=3,602KiB/s, runt= 29104msec slat (msec): min= 0, max= 7618, avg=2193.94, stdev=2711.61 clat (msec): min= 0, max= 620, avg=89.21, stdev=95.06 bw (KiB/s) : min= 1, max=12484, per=40.99%, avg=4430.52, stdev=3281.15 write: io=50,600KiB, bw=2,401KiB/s, runt= 21577msec slat (msec): min= 0, max= 9, avg= 0.11, stdev= 0.71 clat (msec): min= 0, max= 940, avg=107.62, stdev=134.58 bw (KiB/s) : min= 0, max= 7705, per=44.05%, avg=2890.36, stdev=2353.08 cpu : usr=3.49%, sys=0.25%, ctx=1814 IO depths : 1=0.2%, 2=0.4%, 4=17.7%, 8=81.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=0.6%, 10=5.4%, 20=13.6%, 50=23.7%, 100=21.5% lat (msec): 250=24.0%, 500=8.2%, 750=0.5%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2141 read : io=100MiB, bw=3,750KiB/s, runt= 27961msec slat (msec): min= 0, max= 6793, avg=1808.97, stdev=2316.52 clat (msec): min= 0, max= 571, avg=82.11, stdev=79.28 bw (KiB/s) : min= 3, max=12516, per=43.75%, avg=4728.37, stdev=3187.33 write: io=48,976KiB, bw=2,347KiB/s, runt= 21365msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.31 clat (msec): min= 0, max= 891, avg=105.00, stdev=111.29 bw (KiB/s) : min= 0, max= 6946, per=48.12%, avg=3157.86, stdev=2338.25 cpu : usr=3.79%, sys=0.24%, ctx=1888 IO depths : 1=0.1%, 2=0.3%, 4=16.7%, 8=82.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.9%, 10=3.8%, 20=11.4%, 50=25.6%, 100=25.1% lat (msec): 250=25.8%, 500=5.9%, 750=0.3%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2142 read : io=100MiB, bw=3,608KiB/s, runt= 29058msec slat (msec): min= 0, max= 7700, avg=1768.07, stdev=2609.35 clat (msec): min= 1, max= 815, avg=96.70, stdev=99.16 bw (KiB/s) : min= 95, max= 9921, per=38.75%, avg=4187.73, stdev=2440.27 write: io=38,704KiB, bw=1,860KiB/s, runt= 21298msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.27 clat (msec): min= 0, max= 851, avg=111.46, stdev=108.87 bw (KiB/s) : min= 0, max= 6402, per=40.08%, avg=2630.07, stdev=2077.03 cpu : usr=3.26%, sys=0.15%, ctx=1784 IO depths : 1=0.1%, 2=0.4%, 4=15.1%, 8=84.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.4%, 10=2.9%, 20=12.0%, 50=21.7%, 100=26.7% lat (msec): 250=26.8%, 500=8.2%, 750=0.4%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,808KiB/s, minb=3,602KiB/s, maxb=3,750KiB/s, mint=27961msec, maxt=29104msec WRITE: io=135MiB, aggrb=6,562KiB/s, minb=1,860KiB/s, maxb=2,401KiB/s, mint=27961msec, maxt=29104msec Disk stats (read/write): sda: ios=4719/2423, merge=1612/545, ticks=436024/346784, in_queue=782808, util=99.47% 3.09user 0.29system 0:29.35elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2408minor)pagefaults 0swaps