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] [ 386/ 0 kb/s] [eta 00m:57s] Threads: 3: [mmF] [6.7% done] [ 292/ 0 kb/s] [eta 00m:56s] Threads: 3: [mmF] [8.3% done] [ 292/ 0 kb/s] [eta 00m:55s] Threads: 2: [mF_] [28.6% done] [ 3657/137398 kb/s] [eta 00m:15s] Threads: 2: [mF_] [28.0% done] [ 77/ 0 kb/s] [eta 00m:18s] Threads: 2: [mF_] [28.6% done] [ 77/ 0 kb/s] [eta 00m:20s] Threads: 2: [mF_] [28.1% done] [ 4/ 0 kb/s] [eta 00m:23s] Threads: 2: [mF_] [28.6% done] [ 369/ 0 kb/s] [eta 00m:25s] Threads: 2: [mV_] [29.7% done] [ 2340/ 743 kb/s] [eta 00m:26s] Threads: 2: [FV_] [85.7% done] [ 22318/ 57030 kb/s] [eta 00m:02s] Threads: 2: [FV_] [81.2% done] [ 247/ 0 kb/s] [eta 00m:03s] Threads: 2: [FV_] [87.5% done] [ 2511/ 0 kb/s] [eta 00m:02s] Threads: 2: [VV_] [68.2% done] [ 31337/ 0 kb/s] [eta 00m:07s] Threads: 2: [VV_] [80.0% done] [ 28845/ 0 kb/s] [eta 00m:04s] Threads: 2: [VV_] [89.5% done] [ 31248/ 0 kb/s] [eta 00m:02s] Threads: 1: [V__] [100.0% done] [ 36936/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 36860/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=4519 read : io=100MiB, bw=5,422KiB/s, runt= 19336msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 5085, avg=68.65, stdev=394.73 bw (KiB/s) : min= 3, max=37855, per=77.91%, avg=8445.77, stdev=12119.40 write: io=93,600KiB, bw=6,711KiB/s, runt= 14280msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 3363, avg=10.52, stdev=145.69 bw (KiB/s) : min= 0, max= 7859, per=10.70%, avg=2258.25, stdev=3745.25 cpu : usr=3.93%, sys=2.34%, ctx=6424 IO depths : 1=1.3%, 2=53.2%, 4=32.5%, 8=13.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.5%, 4=1.5%, 10=20.9%, 20=17.3%, 50=5.2%, 100=1.8% lat (msec): 250=4.0%, 500=0.6%, 750=0.3%, 1000=0.2%, >=2000=0.1% fio: (groupid=0): err= 0: pid=4520 read : io=100MiB, bw=5,826KiB/s, runt= 17981msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 3450, avg=58.63, stdev=268.51 bw (KiB/s) : min= 36, max=32292, per=89.30%, avg=9680.44, stdev=10692.82 write: io=98,468KiB, bw=9,199KiB/s, runt= 10960msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1871, avg= 3.63, stdev=69.85 bw (KiB/s) : min= 0, max=141508, per=335.09%, avg=70754.00, stdev=100061.27 cpu : usr=4.05%, sys=2.58%, ctx=6064 IO depths : 1=1.1%, 2=52.8%, 4=32.3%, 8=13.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.5%, 4=1.2%, 10=13.7%, 20=20.1%, 50=7.7%, 100=0.7% lat (msec): 250=4.6%, 500=0.2%, 750=0.0%, 1000=0.1%, >=2000=0.5% fio: (groupid=0): err= 0: pid=4521 read : io=0KiB, bw=0KiB/s, runt= 5457msec write: io=100MiB, bw=19,346KiB/s, runt= 5420msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 14, avg= 0.23, stdev= 0.67 bw (KiB/s) : min= 0, max=136175, per=322.46%, avg=68087.50, stdev=96290.27 cpu : usr=14.37%, sys=6.23%, ctx=2422 IO depths : 1=0.2%, 2=96.2%, 4=3.6%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=98.1%, 4=0.9%, 10=0.2%, 20=0.1%, 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=10,840KiB/s, minb=0KiB/s, maxb=5,826KiB/s, mint=5457msec, maxt=19336msec WRITE: io=288MiB, aggrb=21,115KiB/s, minb=6,711KiB/s, maxb=19,346KiB/s, mint=5457msec, maxt=19336msec Disk stats (read/write): sda: ios=2120/2031, merge=715/71577, ticks=44684/1489484, in_queue=1534664, util=96.79% 2.30user 1.30system 0:19.71elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2449minor)pagefaults 0swaps