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] [12.0% done] [ 13688/ 8092 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.7% done] [ 19309/ 1129 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.8% done] [ 11243/ 5896 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.0% done] [ 8342/ 9203 kb/s] [eta 00m:18s] Threads: 3: [mmm] [26.9% done] [ 5535/ 9225 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 7082/ 7797 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 11458/ 4868 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 11475/ 4161 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 4681/ 10516 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 7749/ 6639 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 7098/ 6306 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 3795/ 8894 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 6647/ 4221 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.6% done] [ 9211/ 2198 kb/s] [eta 00m:15s] Threads: 3: [mmm] [54.8% done] [ 8293/ 2352 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 5717/ 5648 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 6769/ 4002 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 4859/ 4555 kb/s] [eta 00m:13s] Threads: 3: [mmm] [65.6% done] [ 6704/ 2657 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 11585/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19968/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 19252/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 19069/ 0 kb/s] [eta 00m:06s] Threads: 2: [VVE] [86.7% done] [ 18181/ 0 kb/s] [eta 00m:04s] Threads: 2: [VV_] [93.1% done] [ 17123/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=662 read : io=100MiB, bw=3,825KiB/s, runt= 27412msec slat (msec): min= 0, max= 6007, avg=1222.63, stdev=1823.43 clat (msec): min= 0, max= 840, avg=79.79, stdev=86.51 bw (KiB/s) : min= 180, max=11166, per=39.73%, avg=4498.71, stdev=3057.15 write: io=39,904KiB, bw=1,908KiB/s, runt= 21414msec slat (msec): min= 0, max= 5, avg= 0.05, stdev= 0.33 clat (msec): min= 0, max= 807, avg=120.65, stdev=125.76 bw (KiB/s) : min= 0, max= 5253, per=42.76%, avg=2311.81, stdev=1611.83 cpu : usr=3.55%, sys=0.23%, ctx=1832 IO depths : 1=0.2%, 2=0.5%, 4=15.4%, 8=83.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.9%, 4=0.6%, 10=5.0%, 20=17.0%, 50=22.1%, 100=18.9% lat (msec): 250=26.4%, 500=7.1%, 750=0.7%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=663 read : io=100MiB, bw=3,774KiB/s, runt= 27777msec slat (msec): min= 0, max= 8102, avg=2775.15, stdev=3083.10 clat (msec): min= 2, max= 667, avg=80.08, stdev=83.08 bw (KiB/s) : min= 6, max=17239, per=42.17%, avg=4775.18, stdev=3905.35 write: io=47,432KiB, bw=2,459KiB/s, runt= 19747msec slat (msec): min= 0, max= 2, avg= 0.05, stdev= 0.24 clat (msec): min= 0, max= 949, avg=102.28, stdev=105.87 bw (KiB/s) : min= 0, max= 6492, per=54.86%, avg=2965.93, stdev=2083.71 cpu : usr=3.46%, sys=0.40%, ctx=1779 IO depths : 1=0.1%, 2=0.3%, 4=17.4%, 8=82.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.8%, 10=4.4%, 20=16.4%, 50=21.8%, 100=23.1% lat (msec): 250=26.2%, 500=5.9%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=664 read : io=100MiB, bw=4,020KiB/s, runt= 26082msec slat (msec): min= 0, max= 5488, avg=828.72, stdev=1590.17 clat (msec): min= 2, max= 827, avg=94.40, stdev=80.20 bw (KiB/s) : min= 166, max= 8391, per=38.06%, avg=4310.43, stdev=2234.61 write: io=25,716KiB, bw=1,276KiB/s, runt= 20627msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.23 clat (msec): min= 0, max= 816, avg=113.37, stdev=120.01 bw (KiB/s) : min= 0, max= 5704, per=46.83%, avg=2531.56, stdev=2133.75 cpu : usr=3.34%, sys=0.23%, ctx=1769 IO depths : 1=0.2%, 2=0.3%, 4=9.8%, 8=89.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.4%, 10=2.4%, 20=8.2%, 50=23.8%, 100=27.0% lat (msec): 250=31.9%, 500=5.2%, 750=0.4%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,324KiB/s, minb=3,774KiB/s, maxb=4,020KiB/s, mint=26082msec, maxt=27777msec WRITE: io=110MiB, aggrb=5,406KiB/s, minb=1,276KiB/s, maxb=2,459KiB/s, mint=26082msec, maxt=27777msec Disk stats (read/write): sda: ios=4848/2076, merge=1583/382, ticks=425732/259972, in_queue=685700, util=99.51% 2.87user 0.32system 0:28.03elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2399minor)pagefaults 0swaps