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] [ 16276/ 2500 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 12196/ 8748 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.8% done] [ 11720/ 6672 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.0% done] [ 14460/ 4656 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 11428/ 4248 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 10808/ 5340 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 12612/ 1912 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 9208/ 5396 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 6200/ 8668 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 8496/ 6136 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 8196/ 5560 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 8500/ 3848 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 10032/ 1296 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 9904/ 2100 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 7572/ 2784 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 8236/ 3216 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 1536/ 7540 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 1200/ 7664 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 8784/ 180 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 10412/ 572 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 20056/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 17996/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 16756/ 0 kb/s] [eta 00m:07s] Threads: 2: [V_V] [83.9% done] [ 18004/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [90.0% done] [ 19592/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=28773 read : io=100MiB, bw=3,797KiB/s, runt= 27611msec slat (msec): min= 0, max= 5689, avg=1275.69, stdev=1949.83 clat (msec): min= 2, max= 575, avg=78.09, stdev=78.43 bw (KiB/s) : min= 269, max=15392, per=38.42%, avg=4314.41, stdev=3388.72 write: io=40,836KiB, bw=1,904KiB/s, runt= 21953msec slat (msec): min= 0, max= 5, avg= 0.10, stdev= 0.43 clat (msec): min= 0, max= 1059, avg=131.27, stdev=131.06 bw (KiB/s) : min= 0, max= 6749, per=48.03%, avg=2393.74, stdev=1993.20 cpu : usr=3.62%, sys=0.16%, ctx=1877 IO depths : 1=0.2%, 2=0.3%, 4=14.9%, 8=84.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.4%, 10=4.5%, 20=15.5%, 50=23.3%, 100=22.4% lat (msec): 250=25.8%, 500=6.4%, 750=0.8%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=28774 read : io=100MiB, bw=4,021KiB/s, runt= 26074msec slat (msec): min= 0, max= 5505, avg=904.81, stdev=1664.43 clat (msec): min= 2, max= 433, avg=95.33, stdev=73.82 bw (KiB/s) : min= 39, max= 9414, per=39.29%, avg=4412.33, stdev=2319.74 write: io=23,420KiB, bw=1,165KiB/s, runt= 20569msec slat (msec): min= 0, max= 1, avg= 0.01, stdev= 0.12 clat (msec): min= 0, max= 591, avg=94.21, stdev=88.69 bw (KiB/s) : min= 0, max= 7359, per=51.27%, avg=2555.31, stdev=2306.17 cpu : usr=3.21%, sys=0.29%, ctx=1781 IO depths : 1=0.1%, 2=0.2%, 4=9.2%, 8=90.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.4%, 10=1.5%, 20=9.5%, 50=21.9%, 100=30.0% lat (msec): 250=30.6%, 500=5.7%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=28775 read : io=100MiB, bw=3,743KiB/s, runt= 28013msec slat (msec): min= 0, max= 7094, avg=1916.69, stdev=2459.02 clat (msec): min= 0, max= 558, avg=83.49, stdev=79.72 bw (KiB/s) : min= 16, max=10683, per=39.39%, avg=4423.46, stdev=2881.10 write: io=42,608KiB, bw=2,075KiB/s, runt= 21024msec slat (msec): min= 0, max= 4, avg= 0.06, stdev= 0.30 clat (msec): min= 0, max= 709, avg=108.48, stdev=103.85 bw (KiB/s) : min= 0, max= 6283, per=57.26%, avg=2854.04, stdev=1829.20 cpu : usr=3.36%, sys=0.29%, ctx=1814 IO depths : 1=0.2%, 2=0.3%, 4=16.0%, 8=83.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.3%, 10=4.5%, 20=13.6%, 50=20.7%, 100=27.0% lat (msec): 250=27.2%, 500=5.4%, 750=0.5%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,229KiB/s, minb=3,743KiB/s, maxb=4,021KiB/s, mint=26074msec, maxt=28013msec WRITE: io=104MiB, aggrb=4,984KiB/s, minb=1,165KiB/s, maxb=2,075KiB/s, mint=26074msec, maxt=28013msec Disk stats (read/write): sda: ios=4967/1873, merge=1529/345, ticks=438764/234736, in_queue=673500, util=99.45% 2.80user 0.21system 0:28.28elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2411minor)pagefaults 0swaps