fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmF] [42.9% done] [ 728/ 9964 kb/s] [eta 00m:04s] Threads: 3: [FmF] [40.0% done] [ 348/ 27836 kb/s] [eta 00m:06s] Threads: 3: [FmF] [41.7% done] [ 16/ 0 kb/s] [eta 00m:07s] Threads: 3: [FmF] [40.0% done] [ 0/ 0 kb/s] [eta 00m:09s] Threads: 3: [FmF] [41.2% done] [ 132/ 0 kb/s] [eta 00m:10s] Threads: 3: [FmF] [40.0% done] [ 0/ 0 kb/s] [eta 00m:12s] Threads: 3: [FmF] [40.9% done] [ 244/ 0 kb/s] [eta 00m:13s] Threads: 3: [FmF] [41.7% done] [ 228/ 0 kb/s] [eta 00m:14s] Threads: 3: [FmF] [40.7% done] [ 132/ 100 kb/s] [eta 00m:16s] Threads: 3: [FmF] [41.4% done] [ 60/ 204 kb/s] [eta 00m:17s] Threads: 2: [Vm_] [41.9% done] [ 7608/ 0 kb/s] [eta 00m:18s] Threads: 2: [Vm_] [42.4% done] [ 25676/ 0 kb/s] [eta 00m:19s] Threads: 2: [Vm_] [42.9% done] [ 35452/ 0 kb/s] [eta 00m:20s] Threads: 1: [_m_] [44.4% done] [ 28908/ 108 kb/s] [eta 00m:20s] Threads: 1: [_F_] [100.0% done] [ 2176/ 32424 kb/s] [eta 00m:00s] Threads: 1: [_F_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 1: [_V_] [82.6% done] [ 21876/ 0 kb/s] [eta 00m:04s] Threads: 1: [_V_] [100.0% done] [ 33380/ 0 kb/s] [eta 00m:00s] Threads: 1: [_V_] [100.0% done] [ 32884/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=5565 read : io=100MiB, bw=6,478KiB/s, runt= 16186msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1080, avg=24.83, stdev=79.67 bw (KiB/s) : min= 0, max=35783, per=184.15%, avg=17853.45, stdev=15079.51 write: io=92,076KiB, bw=7,261KiB/s, runt= 12984msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 599, avg= 2.53, stdev=28.52 bw (KiB/s) : min= 0, max=42047, per=134.52%, avg=21023.50, stdev=29731.72 cpu : usr=4.45%, sys=2.17%, ctx=4327 IO depths : 1=2.4%, 2=56.8%, 4=29.1%, 8=11.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.8%, 4=0.0%, 10=24.8%, 20=12.9%, 50=8.2%, 100=2.3% lat (msec): 250=1.1%, 500=0.3%, 750=0.2%, 1000=0.2%, >=2000=0.1% fio: (groupid=0): err= 0: pid=5566 read : io=100MiB, bw=4,847KiB/s, runt= 21630msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 7887, avg=77.93, stdev=449.64 bw (KiB/s) : min= 6, max=35563, per=68.91%, avg=6680.96, stdev=12485.93 write: io=90,452KiB, bw=4,961KiB/s, runt= 18668msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 7295, avg=15.19, stdev=278.32 bw (KiB/s) : min= 0, max=11853, per=22.14%, avg=3459.80, stdev=5209.59 cpu : usr=3.22%, sys=2.15%, ctx=5179 IO depths : 1=1.4%, 2=50.5%, 4=33.4%, 8=14.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=44.9%, 4=2.1%, 10=22.4%, 20=17.0%, 50=7.7%, 100=1.9% lat (msec): 250=1.6%, 500=0.2%, 750=0.4%, 1000=0.7%, >=2000=0.6% fio: (groupid=0): err= 0: pid=5567 read : io=0KiB, bw=0KiB/s, runt= 13037msec write: io=100MiB, bw=8,078KiB/s, runt= 12980msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 8, avg= 0.27, stdev= 0.65 bw (KiB/s) : min= 0, max=111771, per=357.58%, avg=55885.50, stdev=79034.03 cpu : usr=6.69%, sys=2.52%, ctx=2939 IO depths : 1=0.2%, 2=96.8%, 4=2.9%, 8=0.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=95.5%, 4=3.3%, 10=0.5%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=200MiB, aggrb=9,695KiB/s, minb=0KiB/s, maxb=6,478KiB/s, mint=13037msec, maxt=21630msec WRITE: io=278MiB, aggrb=15,629KiB/s, minb=4,961KiB/s, maxb=8,078KiB/s, mint=13037msec, maxt=21630msec Disk stats (read/write): sda: ios=2357/2829, merge=731/68289, ticks=36684/1866620, in_queue=1903464, util=97.16% 2.36user 1.20system 0:22.02elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2459minor)pagefaults 0swaps