fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [50.0% done] [ 8255/ 39896 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 492/ 72379 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FVF] [68.4% done] [ 1252/ 0 kb/s] [eta 00m:06s] Threads: 3: [FVF] [73.7% done] [ 7996/ 0 kb/s] [eta 00m:05s] Threads: 3: [FVF] [83.3% done] [ 10164/ 0 kb/s] [eta 00m:03s] Threads: 3: [FVF] [88.9% done] [ 8712/ 0 kb/s] [eta 00m:02s] Threads: 3: [FVF] [89.5% done] [ 5880/ 0 kb/s] [eta 00m:02s] Threads: 3: [FVF] [100.0% done] [ 11652/ 0 kb/s] [eta 00m:00s] Threads: 3: [FVF] [100.0% done] [ 9328/ 0 kb/s] [eta 00m:00s] Threads: 3: [FVV] [69.0% done] [ 11940/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [67.7% done] [ 21000/ 0 kb/s] [eta 00m:10s] Threads: 2: [V_V] [73.3% done] [ 29364/ 0 kb/s] [eta 00m:08s] Threads: 2: [V_V] [79.3% done] [ 25716/ 0 kb/s] [eta 00m:06s] Threads: 2: [V_V] [92.3% done] [ 38808/ 0 kb/s] [eta 00m:02s] Threads: 2: [V_V] [100.0% done] [ 38368/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 32992/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=13678 read : io=100MiB, bw=3,787KiB/s, runt= 27683msec clat (msec): min= 0, max= 208, avg= 4.81, stdev=18.63 bw (KiB/s) : min= 5, max=25043, per=90.32%, avg=10263.56, stdev=9107.25 write: io=96,520KiB, bw=4,764KiB/s, runt= 20746msec clat (msec): min= 0, max= 36, avg= 0.19, stdev= 1.79 bw (KiB/s) : min= 0, max=115720, per=235.74%, avg=32890.00, stdev=55718.42 cpu : usr=4.72%, sys=1.27%, ctx=962 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=84.1%, 4=4.8%, 10=6.7%, 20=1.7%, 50=1.2%, 100=0.5% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13679 read : io=100MiB, bw=4,786KiB/s, runt= 21905msec clat (msec): min= 0, max= 265, avg= 6.03, stdev=16.46 bw (KiB/s) : min= 18, max=21852, per=73.70%, avg=8374.86, stdev=4778.44 write: io=89,760KiB, bw=7,042KiB/s, runt= 13052msec clat (msec): min= 0, max= 31, avg= 0.19, stdev= 1.89 bw (KiB/s) : min= 0, max=112123, per=282.81%, avg=39457.00, stdev=63008.10 cpu : usr=6.68%, sys=1.41%, ctx=1062 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=80.8%, 4=4.2%, 10=6.4%, 20=3.5%, 50=3.6%, 100=1.2% lat (msec): 250=0.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13680 read : io=100MiB, bw=3,792KiB/s, runt= 27646msec clat (msec): min= 0, max= 348, avg= 5.24, stdev=21.06 bw (KiB/s) : min= 14, max=22940, per=81.89%, avg=9305.32, stdev=8267.43 write: io=96,392KiB, bw=4,962KiB/s, runt= 19891msec clat (msec): min= 0, max= 29, avg= 0.17, stdev= 1.59 bw (KiB/s) : min= 0, max=28436, per=126.08%, avg=17590.67, stdev=15371.28 cpu : usr=5.01%, sys=1.30%, ctx=1052 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=83.4%, 4=4.5%, 10=7.5%, 20=1.7%, 50=1.5%, 100=0.3% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,363KiB/s, minb=3,787KiB/s, maxb=4,786KiB/s, mint=21905msec, maxt=27683msec WRITE: io=276MiB, aggrb=13,952KiB/s, minb=4,764KiB/s, maxb=7,042KiB/s, mint=21905msec, maxt=27683msec Disk stats (read/write): sda: ios=3524/2806, merge=1321/67631, ticks=85020/2411144, in_queue=2518660, util=98.66% 4.16user 1.03system 0:28.08elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1079minor)pagefaults 0swaps