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] [5.0% done] [ 2504/ 212 kb/s] [eta 00m:57s] Threads: 3: [mmF] [6.7% done] [ 2898/ 1371 kb/s] [eta 00m:56s] Threads: 3: [mmF] [8.3% done] [ 2323/ 488 kb/s] [eta 00m:55s] Threads: 3: [mmF] [10.0% done] [ 3296/ 0 kb/s] [eta 00m:54s] Threads: 2: [mm_] [21.2% done] [ 7719/ 73062 kb/s] [eta 00m:26s] Threads: 2: [mF_] [61.5% done] [ 4454/ 88721 kb/s] [eta 00m:05s] Threads: 2: [mF_] [64.3% done] [ 496/ 201 kb/s] [eta 00m:05s] Threads: 2: [FF_] [100.0% done] [ 1094/ 7498 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [69.6% done] [ 1654/ 0 kb/s] [eta 00m:07s] Threads: 2: [VV_] [73.9% done] [ 25493/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [81.8% done] [ 28317/ 0 kb/s] [eta 00m:04s] Threads: 2: [VV_] [95.0% done] [ 32957/ 0 kb/s] [eta 00m:01s] Threads: 2: [VV_] [100.0% done] [ 31984/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 29474/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=3022 read : io=100MiB, bw=4,676KiB/s, runt= 22421msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 986, avg=68.62, stdev=154.00 bw (KiB/s) : min= 0, max=19293, per=65.93%, avg=6122.69, stdev=6520.90 write: io=83,216KiB, bw=5,170KiB/s, runt= 16480msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 647, avg= 5.27, stdev=42.80 bw (KiB/s) : min= 0, max=39189, per=63.17%, avg=10814.80, stdev=17011.00 cpu : usr=2.85%, sys=1.66%, ctx=5159 IO depths : 1=2.5%, 2=53.2%, 4=29.9%, 8=14.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.9%, 4=0.2%, 10=12.5%, 20=17.3%, 50=8.3%, 100=2.4% lat (msec): 250=7.6%, 500=1.3%, 750=1.3%, 1000=0.9%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3023 read : io=100MiB, bw=4,643KiB/s, runt= 22582msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1038, avg=56.39, stdev=135.91 bw (KiB/s) : min= 10, max=21032, per=76.58%, avg=7111.12, stdev=7290.82 write: io=89,976KiB, bw=5,589KiB/s, runt= 16484msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 767, avg= 5.14, stdev=49.14 bw (KiB/s) : min= 0, max=54986, per=65.81%, avg=11266.60, stdev=24441.39 cpu : usr=3.15%, sys=1.70%, ctx=5141 IO depths : 1=2.6%, 2=56.7%, 4=29.1%, 8=11.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=51.3%, 4=0.0%, 10=12.9%, 20=16.7%, 50=7.6%, 100=1.1% lat (msec): 250=7.6%, 500=1.1%, 750=0.7%, 1000=0.8%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3024 read : io=0KiB, bw=0KiB/s, runt= 6427msec write: io=100MiB, bw=16,404KiB/s, runt= 6392msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 5, avg= 0.18, stdev= 0.45 bw (KiB/s) : min= 0, max=128147, per=374.26%, avg=64073.50, stdev=90613.61 cpu : usr=12.39%, sys=4.85%, ctx=2237 IO depths : 1=0.2%, 2=98.8%, 4=1.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=98.7%, 4=0.4%, 10=0.2%, 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=9,286KiB/s, minb=0KiB/s, maxb=4,676KiB/s, mint=6427msec, maxt=22582msec WRITE: io=269MiB, aggrb=17,120KiB/s, minb=5,170KiB/s, maxb=16,404KiB/s, mint=6427msec, maxt=22582msec Disk stats (read/write): sda: ios=2521/2103, merge=948/66640, ticks=52564/1579324, in_queue=1635260, util=97.99% 2.20user 1.14system 0:22.95elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2460minor)pagefaults 0swaps