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] [ 17435/ 2410 kb/s] [eta 00m:24s] Threads: 3: [mmm] [14.8% done] [ 9809/ 9461 kb/s] [eta 00m:23s] Threads: 3: [mmm] [19.2% done] [ 10161/ 10275 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.0% done] [ 11208/ 7668 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 13772/ 177 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 13462/ 2633 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 7475/ 8243 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 10255/ 6515 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.3% done] [ 2536/ 12654 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.2% done] [ 6907/ 7784 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 7628/ 6663 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 6994/ 7049 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.6% done] [ 6514/ 5891 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 11831/ 0 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 7526/ 874 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 5395/ 4312 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 8487/ 291 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 4556/ 3473 kb/s] [eta 00m:11s] Threads: 3: [mmm] [67.7% done] [ 4336/ 2394 kb/s] [eta 00m:10s] Threads: 3: [VVV] [68.8% done] [ 14009/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 18049/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 17506/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 15497/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 16609/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.5% done] [ 15801/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=5132 read : io=100MiB, bw=3,701KiB/s, runt= 28329msec slat (msec): min= 0, max= 6585, avg=967.90, stdev=1778.36 clat (msec): min= 0, max= 734, avg=102.99, stdev=120.80 bw (KiB/s) : min= 4, max=10764, per=36.63%, avg=3984.93, stdev=2437.33 write: io=36,724KiB, bw=1,730KiB/s, runt= 21735msec slat (msec): min= 0, max= 4, avg= 0.09, stdev= 0.45 clat (msec): min= 0, max= 956, avg=105.34, stdev=157.27 bw (KiB/s) : min= 0, max= 8682, per=65.17%, avg=3474.94, stdev=3181.13 cpu : usr=3.56%, sys=0.21%, ctx=1730 IO depths : 1=0.2%, 2=0.5%, 4=13.0%, 8=86.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=1.5%, 10=7.0%, 20=15.7%, 50=34.8%, 100=7.3% lat (msec): 250=14.1%, 500=16.7%, 750=1.1%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5133 read : io=100MiB, bw=3,626KiB/s, runt= 28913msec slat (msec): min= 0, max= 6930, avg=1479.99, stdev=2307.55 clat (msec): min= 0, max= 664, avg=100.86, stdev=114.02 bw (KiB/s) : min= 157, max= 7870, per=32.61%, avg=3547.14, stdev=2087.73 write: io=41,640KiB, bw=1,941KiB/s, runt= 21967msec slat (msec): min= 0, max= 110, avg= 0.24, stdev= 4.56 clat (msec): min= 0, max= 1074, avg=107.73, stdev=140.04 bw (KiB/s) : min= 0, max= 9966, per=55.01%, avg=2933.28, stdev=2635.22 cpu : usr=3.22%, sys=0.25%, ctx=1700 IO depths : 1=0.2%, 2=0.4%, 4=16.0%, 8=83.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=1.1%, 10=5.4%, 20=16.8%, 50=34.4%, 100=8.4% lat (msec): 250=14.7%, 500=16.8%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5134 read : io=100MiB, bw=3,686KiB/s, runt= 28446msec slat (msec): min= 0, max= 6805, avg=1421.61, stdev=2126.23 clat (msec): min= 0, max= 803, avg=96.50, stdev=112.51 bw (KiB/s) : min= 169, max=10305, per=38.27%, avg=4163.83, stdev=2373.76 write: io=36,036KiB, bw=1,705KiB/s, runt= 21632msec slat (msec): min= 0, max= 37, avg= 0.09, stdev= 1.46 clat (msec): min= 0, max= 1151, avg=104.58, stdev=140.73 bw (KiB/s) : min= 0, max= 6532, per=47.86%, avg=2551.91, stdev=2118.97 cpu : usr=3.32%, sys=0.15%, ctx=1747 IO depths : 1=0.2%, 2=0.4%, 4=16.6%, 8=82.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=1.0%, 10=6.8%, 20=18.1%, 50=32.4%, 100=8.5% lat (msec): 250=14.7%, 500=15.7%, 750=0.5%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,879KiB/s, minb=3,626KiB/s, maxb=3,701KiB/s, mint=28329msec, maxt=28913msec WRITE: io=112MiB, aggrb=5,332KiB/s, minb=1,705KiB/s, maxb=1,941KiB/s, mint=28329msec, maxt=28913msec Disk stats (read/write): sda: ios=4683/1858, merge=1468/358, ticks=513616/200484, in_queue=714100, util=99.41% 2.93user 0.27system 0:29.26elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2394minor)pagefaults 0swaps