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] [13.0% done] [ 10890/ 9675 kb/s] [eta 00m:20s] Threads: 3: [mmm] [16.7% done] [ 17449/ 4083 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 8533/ 10540 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.7% done] [ 11641/ 3734 kb/s] [eta 00m:23s] Threads: 3: [mmm] [22.6% done] [ 7448/ 8232 kb/s] [eta 00m:24s] Threads: 3: [mmm] [25.8% done] [ 11064/ 5611 kb/s] [eta 00m:23s] Threads: 3: [mmm] [29.0% done] [ 12019/ 5294 kb/s] [eta 00m:22s] Threads: 3: [mmm] [34.5% done] [ 9801/ 9012 kb/s] [eta 00m:19s] Threads: 3: [mmm] [36.7% done] [ 28/ 15067 kb/s] [eta 00m:19s] Threads: 3: [mmm] [38.7% done] [ 7463/ 7110 kb/s] [eta 00m:19s] Threads: 3: [mmm] [41.9% done] [ 6741/ 4213 kb/s] [eta 00m:18s] Threads: 3: [mmm] [46.7% done] [ 9516/ 3738 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.9% done] [ 8387/ 4002 kb/s] [eta 00m:17s] Threads: 3: [mmm] [50.0% done] [ 8366/ 4091 kb/s] [eta 00m:16s] Threads: 3: [mmm] [51.5% done] [ 9191/ 2820 kb/s] [eta 00m:16s] Threads: 3: [mmm] [54.5% done] [ 4864/ 5534 kb/s] [eta 00m:15s] Threads: 3: [mVm] [57.6% done] [ 8821/ 4262 kb/s] [eta 00m:14s] Threads: 3: [mVm] [58.8% done] [ 16997/ 142 kb/s] [eta 00m:14s] Threads: 3: [mVV] [60.0% done] [ 17119/ 0 kb/s] [eta 00m:14s] Threads: 3: [mVV] [62.9% done] [ 19183/ 0 kb/s] [eta 00m:13s] Threads: 2: [m_V] [65.7% done] [ 8362/ 5083 kb/s] [eta 00m:12s] Threads: 2: [m_V] [66.7% done] [ 17054/ 85 kb/s] [eta 00m:12s] Threads: 1: [V__] [80.6% done] [ 21723/ 0 kb/s] [eta 00m:06s] Threads: 1: [V__] [96.3% done] [ 22467/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=3583 read : io=100MiB, bw=3,914KiB/s, runt= 26790msec slat (msec): min= 0, max= 2898, avg=766.66, stdev=893.60 clat (msec): min= 0, max= 852, avg=78.78, stdev=150.69 bw (KiB/s) : min= 7, max=25067, per=43.26%, avg=5079.83, stdev=7317.85 write: io=57,932KiB, bw=2,454KiB/s, runt= 24172msec slat (msec): min= 0, max= 140, avg= 0.38, stdev= 6.43 clat (msec): min= 0, max= 861, avg=94.69, stdev=199.74 bw (KiB/s) : min= 1, max=13443, per=66.79%, avg=3706.37, stdev=4016.49 cpu : usr=3.48%, sys=0.24%, ctx=2195 IO depths : 1=0.1%, 2=0.4%, 4=3.8%, 8=95.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=14.1%, 4=2.6%, 10=13.9%, 20=20.4%, 50=21.0%, 100=8.8% lat (msec): 250=8.9%, 500=5.4%, 750=2.2%, 1000=2.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3584 read : io=100MiB, bw=4,705KiB/s, runt= 22286msec slat (msec): min= 0, max= 4990, avg=987.84, stdev=1514.64 clat (msec): min= 2, max= 845, avg=67.97, stdev=94.17 bw (KiB/s) : min= 33, max=19028, per=46.07%, avg=5409.66, stdev=4323.30 write: io=41,020KiB, bw=2,412KiB/s, runt= 17414msec slat (msec): min= 0, max= 187, avg= 0.45, stdev= 8.12 clat (msec): min= 0, max= 836, avg=109.00, stdev=173.08 bw (KiB/s) : min= 1, max= 8516, per=54.61%, avg=3030.04, stdev=2573.97 cpu : usr=4.54%, sys=0.31%, ctx=1999 IO depths : 1=0.1%, 2=0.4%, 4=1.8%, 8=97.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=7.2%, 4=1.8%, 10=8.3%, 20=18.1%, 50=24.5%, 100=17.6% lat (msec): 250=14.6%, 500=5.6%, 750=1.7%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3585 read : io=100MiB, bw=4,340KiB/s, runt= 24157msec slat (msec): min= 0, max= 5605, avg=1077.68, stdev=1719.43 clat (msec): min= 0, max= 840, avg=84.97, stdev=125.73 bw (KiB/s) : min= 5, max=18055, per=41.01%, avg=4815.97, stdev=3781.12 write: io=32,036KiB, bw=1,648KiB/s, runt= 19894msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.04 clat (msec): min= 0, max= 1511, avg=92.72, stdev=171.05 bw (KiB/s) : min= 0, max=11302, per=66.69%, avg=3700.69, stdev=3345.42 cpu : usr=4.07%, sys=0.26%, ctx=2080 IO depths : 1=0.2%, 2=0.4%, 4=1.3%, 8=98.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=8.0%, 4=1.3%, 10=9.7%, 20=18.2%, 50=23.3%, 100=15.3% lat (msec): 250=14.2%, 500=7.3%, 750=1.6%, 1000=0.8%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,742KiB/s, minb=3,914KiB/s, maxb=4,705KiB/s, mint=22286msec, maxt=26790msec WRITE: io=128MiB, aggrb=5,549KiB/s, minb=1,648KiB/s, maxb=2,454KiB/s, mint=22286msec, maxt=26790msec Disk stats (read/write): sda: ios=5396/2248, merge=78/98, ticks=403316/213948, in_queue=617264, util=99.22% 2.97user 0.21system 0:27.17elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2393minor)pagefaults 0swaps