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] [ 15084/ 2784 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.7% done] [ 13932/ 9520 kb/s] [eta 00m:20s] Threads: 3: [mmm] [18.5% done] [ 7784/ 11012 kb/s] [eta 00m:22s] Threads: 3: [mmm] [21.4% done] [ 6168/ 11076 kb/s] [eta 00m:22s] Threads: 3: [mmm] [22.6% done] [ 7200/ 7396 kb/s] [eta 00m:24s] Threads: 3: [mmm] [26.7% done] [ 7092/ 10184 kb/s] [eta 00m:22s] Threads: 3: [mmm] [28.1% done] [ 4652/ 11368 kb/s] [eta 00m:23s] Threads: 3: [mmm] [34.5% done] [ 8884/ 8084 kb/s] [eta 00m:19s] Threads: 3: [mmm] [39.3% done] [ 15208/ 2116 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 11632/ 3884 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 13172/ 1356 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 6432/ 6488 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 9916/ 3336 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 4532/ 6060 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.1% done] [ 10200/ 976 kb/s] [eta 00m:15s] Threads: 3: [mVm] [54.5% done] [ 15392/ 652 kb/s] [eta 00m:15s] Threads: 3: [mVm] [55.9% done] [ 11928/ 2932 kb/s] [eta 00m:15s] Threads: 3: [mVm] [58.8% done] [ 14040/ 2172 kb/s] [eta 00m:14s] Threads: 2: [m_m] [60.0% done] [ 9508/ 3272 kb/s] [eta 00m:14s] Threads: 2: [m_V] [66.7% done] [ 10376/ 336 kb/s] [eta 00m:11s] Threads: 2: [V_V] [71.9% done] [ 19192/ 0 kb/s] [eta 00m:09s] Threads: 2: [V_V] [77.4% done] [ 19683/ 0 kb/s] [eta 00m:07s] Threads: 2: [V_V] [86.2% done] [ 19370/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [92.9% done] [ 19460/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=31753 read : io=100MiB, bw=3,942KiB/s, runt= 26596msec slat (msec): min= 0, max= 4161, avg=740.16, stdev=1238.94 clat (msec): min= 1, max= 1019, avg=75.12, stdev=137.67 bw (KiB/s) : min= 30, max=18833, per=42.69%, avg=5025.63, stdev=5266.46 write: io=38,604KiB, bw=1,755KiB/s, runt= 22518msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.06 clat (msec): min= 0, max= 934, avg=146.76, stdev=247.45 bw (KiB/s) : min= 0, max= 9371, per=43.75%, avg=2409.74, stdev=2668.78 cpu : usr=3.40%, sys=0.33%, ctx=2100 IO depths : 1=0.1%, 2=0.2%, 4=3.1%, 8=96.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=6.7%, 4=2.1%, 10=14.8%, 20=20.6%, 50=21.8%, 100=10.6% lat (msec): 250=13.8%, 500=4.3%, 750=2.7%, 1000=2.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31754 read : io=100MiB, bw=5,004KiB/s, runt= 20951msec slat (msec): min= 0, max= 3382, avg=605.74, stdev=984.20 clat (msec): min= 0, max= 854, avg=63.81, stdev=91.89 bw (KiB/s) : min= 91, max=14038, per=51.63%, avg=6078.03, stdev=4299.96 write: io=40,708KiB, bw=2,397KiB/s, runt= 17390msec slat (msec): min= 0, max= 12, avg= 0.12, stdev= 0.93 clat (msec): min= 0, max= 1181, avg=98.57, stdev=189.45 bw (KiB/s) : min= 0, max=10440, per=69.49%, avg=3827.50, stdev=3505.67 cpu : usr=4.28%, sys=0.38%, ctx=2073 IO depths : 1=0.2%, 2=0.3%, 4=3.2%, 8=96.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=8.5%, 4=1.8%, 10=9.0%, 20=17.8%, 50=27.0%, 100=16.6% lat (msec): 250=13.2%, 500=4.1%, 750=1.1%, 1000=0.5%, >=2000=0.3% fio: (groupid=0): err= 0: pid=31755 read : io=100MiB, bw=3,924KiB/s, runt= 26719msec slat (msec): min= 0, max= 5810, avg=1511.62, stdev=1955.35 clat (msec): min= 1, max= 850, avg=91.37, stdev=125.59 bw (KiB/s) : min= 49, max=17964, per=39.11%, avg=4604.24, stdev=3994.50 write: io=41,812KiB, bw=1,950KiB/s, runt= 21953msec slat (msec): min= 0, max= 547, avg= 0.81, stdev=20.76 clat (msec): min= 0, max= 1055, avg=87.88, stdev=161.29 bw (KiB/s) : min= 0, max= 9619, per=61.69%, avg=3398.09, stdev=3222.93 cpu : usr=3.35%, sys=0.16%, ctx=2032 IO depths : 1=0.1%, 2=0.4%, 4=6.0%, 8=93.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=9.0%, 4=1.7%, 10=7.9%, 20=17.0%, 50=21.6%, 100=14.1% lat (msec): 250=19.4%, 500=6.4%, 750=1.9%, 1000=0.7%, >=2000=0.1% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,773KiB/s, minb=3,924KiB/s, maxb=5,004KiB/s, mint=20951msec, maxt=26719msec WRITE: io=118MiB, aggrb=5,508KiB/s, minb=1,755KiB/s, maxb=2,397KiB/s, mint=20951msec, maxt=26719msec Disk stats (read/write): sda: ios=5389/2210, merge=1097/304, ticks=411140/214680, in_queue=625820, util=99.49% 2.75user 0.31system 0:26.99elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2394minor)pagefaults 0swaps