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] [ 7024/ 11872 kb/s] [eta 00m:24s] Threads: 3: [mmm] [13.8% done] [ 10104/ 8724 kb/s] [eta 00m:25s] Threads: 3: [mmm] [17.2% done] [ 10764/ 7816 kb/s] [eta 00m:24s] Threads: 3: [mmm] [20.7% done] [ 7084/ 8864 kb/s] [eta 00m:23s] Threads: 3: [mmm] [25.9% done] [ 16032/ 1136 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 13940/ 196 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.1% done] [ 11072/ 3556 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 13664/ 116 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.9% done] [ 9612/ 5308 kb/s] [eta 00m:18s] Threads: 3: [mmm] [41.4% done] [ 14572/ 24 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 7720/ 5476 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 7580/ 5848 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 3336/ 8600 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 4704/ 6776 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 4512/ 5988 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 7700/ 3220 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 6716/ 2792 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 7052/ 3020 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 5940/ 3156 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 12812/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 18644/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 18736/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 17980/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [86.7% done] [ 19096/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [87.1% done] [ 18292/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=22646 read : io=100MiB, bw=3,773KiB/s, runt= 27791msec slat (msec): min= 0, max= 5842, avg=1037.06, stdev=1683.68 clat (msec): min= 0, max= 614, avg=92.35, stdev=89.06 bw (KiB/s) : min= 116, max= 9741, per=37.89%, avg=4275.69, stdev=2422.56 write: io=34,068KiB, bw=1,593KiB/s, runt= 21887msec slat (msec): min= 0, max= 4, avg= 0.05, stdev= 0.33 clat (msec): min= 0, max= 924, avg=114.66, stdev=137.44 bw (KiB/s) : min= 0, max= 6315, per=47.90%, avg=2408.80, stdev=1958.35 cpu : usr=3.47%, sys=0.14%, ctx=1795 IO depths : 1=0.2%, 2=0.3%, 4=13.4%, 8=86.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.8%, 10=4.1%, 20=13.8%, 50=22.8%, 100=22.3% lat (msec): 250=27.2%, 500=7.6%, 750=0.5%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22647 read : io=100MiB, bw=3,829KiB/s, runt= 27381msec slat (msec): min= 0, max= 7119, avg=1480.89, stdev=2314.92 clat (msec): min= 4, max= 593, avg=87.72, stdev=75.11 bw (KiB/s) : min= 30, max=11086, per=37.80%, avg=4264.79, stdev=2857.88 write: io=37,720KiB, bw=1,886KiB/s, runt= 20478msec slat (msec): min= 0, max= 12, avg= 0.19, stdev= 0.96 clat (msec): min= 0, max= 922, avg=109.60, stdev=113.30 bw (KiB/s) : min= 0, max= 7229, per=52.88%, avg=2659.29, stdev=2453.39 cpu : usr=3.33%, sys=0.25%, ctx=1794 IO depths : 1=0.1%, 2=0.2%, 4=13.8%, 8=85.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.4%, 10=3.5%, 20=10.9%, 50=21.6%, 100=26.6% lat (msec): 250=29.3%, 500=6.1%, 750=0.2%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22648 read : io=100MiB, bw=3,761KiB/s, runt= 27880msec slat (msec): min= 0, max= 6401, avg=1314.84, stdev=2013.86 clat (msec): min= 0, max= 583, avg=87.32, stdev=82.28 bw (KiB/s) : min= 17, max=10558, per=37.22%, avg=4199.55, stdev=2465.40 write: io=35,716KiB, bw=1,699KiB/s, runt= 21523msec slat (msec): min= 0, max= 6, avg= 0.07, stdev= 0.46 clat (msec): min= 0, max= 1063, avg=102.69, stdev=106.51 bw (KiB/s) : min= 0, max= 9893, per=56.74%, avg=2853.57, stdev=2236.76 cpu : usr=3.17%, sys=0.33%, ctx=1934 IO depths : 1=0.2%, 2=0.4%, 4=13.4%, 8=86.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.3%, 10=4.0%, 20=10.6%, 50=25.2%, 100=26.0% lat (msec): 250=26.9%, 500=5.5%, 750=0.2%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,283KiB/s, minb=3,761KiB/s, maxb=3,829KiB/s, mint=27381msec, maxt=27880msec WRITE: io=105MiB, aggrb=5,029KiB/s, minb=1,593KiB/s, maxb=1,886KiB/s, mint=27381msec, maxt=27880msec Disk stats (read/write): sda: ios=5017/1842, merge=1383/289, ticks=467264/349316, in_queue=816592, util=99.49% 2.82user 0.30system 0:28.14elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2397minor)pagefaults 0swaps