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: [mFF] [33.3% done] [ 708/ 2359 kb/s] [eta 00m:06s] Threads: 3: [mFF] [33.3% done] [ 429/ 0 kb/s] [eta 00m:08s] Threads: 3: [mFF] [31.2% done] [ 535/ 0 kb/s] [eta 00m:11s] Threads: 3: [FFF] [100.0% done] [ 130/ 53630 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: [FFV] [70.6% done] [ 445/ 0 kb/s] [eta 00m:05s] Threads: 3: [FVV] [72.2% done] [ 10826/ 0 kb/s] [eta 00m:05s] Threads: 3: [FVV] [77.8% done] [ 26423/ 0 kb/s] [eta 00m:04s] Threads: 3: [FVV] [88.2% done] [ 21732/ 0 kb/s] [eta 00m:02s] Threads: 3: [FVV] [94.1% done] [ 26478/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [68.0% done] [ 34620/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 32512/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [79.2% done] [ 29373/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [87.5% done] [ 29136/ 0 kb/s] [eta 00m:03s] Threads: 1: [V__] [100.0% done] [ 38691/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=25699 read : io=100MiB, bw=4,573KiB/s, runt= 22925msec clat (msec): min= 0, max= 470, avg= 6.34, stdev=31.14 bw (KiB/s) : min= 8, max=39695, per=67.27%, avg=9229.81, stdev=13085.05 write: io=96,276KiB, bw=5,895KiB/s, runt= 16722msec clat (msec): min= 0, max= 24, avg= 0.08, stdev= 0.97 bw (KiB/s) : min= 0, max= 9282, per=26.05%, avg=4641.00, stdev=6563.37 cpu : usr=5.32%, sys=1.52%, ctx=874 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=85.9%, 4=4.7%, 10=5.9%, 20=0.9%, 50=1.0%, 100=0.6% lat (msec): 250=0.8%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25700 read : io=100MiB, bw=5,078KiB/s, runt= 20649msec clat (msec): min= 0, max= 234, avg= 4.37, stdev=20.43 bw (KiB/s) : min= 0, max=21467, per=83.87%, avg=11507.40, stdev=5885.49 write: io=98MiB, bw=7,965KiB/s, runt= 12916msec clat (msec): min= 0, max= 56, avg= 0.11, stdev= 1.81 bw (KiB/s) : min= 0, max=111738, per=344.90%, avg=61450.33, stdev=56699.20 cpu : usr=6.28%, sys=1.47%, ctx=796 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=86.6%, 4=4.3%, 10=5.9%, 20=1.0%, 50=0.9%, 100=0.3% lat (msec): 250=0.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25701 read : io=100MiB, bw=4,887KiB/s, runt= 21456msec clat (msec): min= 0, max= 360, avg= 5.82, stdev=25.27 bw (KiB/s) : min= 10, max=20805, per=65.63%, avg=9005.75, stdev=7257.39 write: io=94,216KiB, bw=8,039KiB/s, runt= 12001msec clat (msec): min= 0, max= 35, avg= 0.19, stdev= 1.84 bw (KiB/s) : min= 0, max=114311, per=242.15%, avg=43144.67, stdev=62093.97 cpu : usr=5.50%, sys=1.68%, ctx=934 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=83.1%, 4=5.4%, 10=7.3%, 20=1.6%, 50=1.2%, 100=0.4% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,721KiB/s, minb=4,573KiB/s, maxb=5,078KiB/s, mint=20649msec, maxt=22925msec WRITE: io=284MiB, aggrb=17,817KiB/s, minb=5,895KiB/s, maxb=8,039KiB/s, mint=20649msec, maxt=22925msec Disk stats (read/write): sda: ios=3235/1798, merge=1177/70916, ticks=67472/1706748, in_queue=1783392, util=98.82% 3.70user 1.01system 0:23.35elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1065minor)pagefaults 0swaps