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] [ 17480/ 1436 kb/s] [eta 00m:22s] Threads: 3: [mmm] [17.4% done] [ 17548/ 2532 kb/s] [eta 00m:19s] Threads: 3: [mmm] [20.8% done] [ 12004/ 6368 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.0% done] [ 8120/ 9844 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 12280/ 2100 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 12700/ 2120 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 11684/ 3016 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 8992/ 6592 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 7400/ 8108 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 10204/ 4972 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 6644/ 5740 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 2068/ 10904 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 8080/ 4348 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 3544/ 7544 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 4984/ 5636 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 4096/ 6556 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 2128/ 7156 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 9124/ 676 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 8556/ 2064 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.0% done] [ 13492/ 848 kb/s] [eta 00m:09s] Threads: 3: [VVV] [74.2% done] [ 19660/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 18208/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 20096/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [86.7% done] [ 17696/ 0 kb/s] [eta 00m:04s] Threads: 1: [_V_] [93.1% done] [ 17428/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=3619 read : io=100MiB, bw=3,870KiB/s, runt= 27090msec slat (msec): min= 0, max= 5438, avg=1047.82, stdev=1652.25 clat (msec): min= 0, max= 441, avg=88.57, stdev=83.34 bw (KiB/s) : min= 23, max=11496, per=38.44%, avg=4393.66, stdev=2635.57 write: io=31,396KiB, bw=1,485KiB/s, runt= 21645msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 894, avg=100.16, stdev=122.35 bw (KiB/s) : min= 0, max= 5638, per=44.26%, avg=2222.12, stdev=1728.86 cpu : usr=3.74%, sys=0.16%, ctx=1816 IO depths : 1=0.1%, 2=0.4%, 4=15.5%, 8=84.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.8%, 10=5.2%, 20=15.1%, 50=23.2%, 100=20.5% lat (msec): 250=27.5%, 500=6.0%, 750=0.6%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3620 read : io=100MiB, bw=3,810KiB/s, runt= 27518msec slat (msec): min= 0, max= 7264, avg=2177.28, stdev=2700.13 clat (msec): min= 0, max= 727, avg=83.02, stdev=88.70 bw (KiB/s) : min= 45, max=15884, per=43.93%, avg=5021.11, stdev=3100.44 write: io=38,644KiB, bw=1,952KiB/s, runt= 20272msec slat (msec): min= 0, max= 6, avg= 0.07, stdev= 0.39 clat (msec): min= 0, max= 854, avg=100.17, stdev=96.10 bw (KiB/s) : min= 0, max= 8456, per=63.34%, avg=3180.55, stdev=2048.64 cpu : usr=3.36%, sys=0.16%, ctx=1802 IO depths : 1=0.2%, 2=0.4%, 4=16.4%, 8=83.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.5%, 10=5.2%, 20=14.5%, 50=24.6%, 100=22.4% lat (msec): 250=25.3%, 500=6.2%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3621 read : io=100MiB, bw=3,881KiB/s, runt= 27015msec slat (msec): min= 0, max= 5796, avg=1097.20, stdev=1743.65 clat (msec): min= 3, max= 452, avg=88.64, stdev=76.49 bw (KiB/s) : min= 57, max= 9503, per=39.59%, avg=4526.07, stdev=2830.38 write: io=36,108KiB, bw=1,744KiB/s, runt= 21194msec slat (msec): min= 0, max= 6, avg= 0.13, stdev= 0.68 clat (msec): min= 0, max= 823, avg=122.59, stdev=128.54 bw (KiB/s) : min= 0, max= 6417, per=51.28%, avg=2574.83, stdev=1820.40 cpu : usr=3.51%, sys=0.33%, ctx=1771 IO depths : 1=0.1%, 2=0.2%, 4=12.9%, 8=86.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.5%, 10=2.7%, 20=9.2%, 50=24.1%, 100=25.9% lat (msec): 250=29.8%, 500=5.7%, 750=0.8%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,431KiB/s, minb=3,810KiB/s, maxb=3,881KiB/s, mint=27015msec, maxt=27518msec WRITE: io=104MiB, aggrb=5,021KiB/s, minb=1,485KiB/s, maxb=1,952KiB/s, mint=27015msec, maxt=27518msec Disk stats (read/write): sda: ios=4834/1945, merge=1620/521, ticks=443508/227048, in_queue=670552, util=99.30% 2.94user 0.18system 0:27.84elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2396minor)pagefaults 0swaps