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] [6.5% done] [ 186/ 0 kb/s] [eta 00m:43s] Threads: 3: [mmF] [6.7% done] [ 629/ 596 kb/s] [eta 00m:56s] Threads: 3: [mmF] [8.3% done] [ 553/ 0 kb/s] [eta 00m:55s] Threads: 3: [mmF] [10.0% done] [ 678/ 0 kb/s] [eta 00m:54s] Threads: 3: [mmF] [11.7% done] [ 724/ 32304 kb/s] [eta 00m:53s] Threads: 2: [mF_] [13.3% done] [ 1275/ 12600 kb/s] [eta 00m:52s] Threads: 2: [mF_] [15.0% done] [ 69/ 0 kb/s] [eta 00m:51s] Threads: 2: [mV_] [16.7% done] [ 1763/ 0 kb/s] [eta 00m:50s] Threads: 2: [mV_] [18.3% done] [ 22743/ 0 kb/s] [eta 00m:49s] Threads: 2: [mV_] [20.0% done] [ 24645/ 6015 kb/s] [eta 00m:48s] Threads: 2: [mV_] [43.3% done] [ 33125/ 39009 kb/s] [eta 00m:17s] Threads: 2: [mV_] [45.2% done] [ 23742/ 0 kb/s] [eta 00m:17s] Threads: 1: [F__] [100.0% done] [ 5396/ 34519 kb/s] [eta 00m:00s] Threads: 1: [F__] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 1: [F__] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [81.8% done] [ 22784/ 0 kb/s] [eta 00m:04s] Threads: 1: [V__] [100.0% done] [ 31467/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=20049 read : io=100MiB, bw=5,222KiB/s, runt= 20078msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 6239, avg=73.68, stdev=389.59 bw (KiB/s) : min= 2, max=31760, per=71.08%, avg=7423.40, stdev=11476.71 write: io=78,632KiB, bw=4,659KiB/s, runt= 17280msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 4514, avg= 8.54, stdev=156.46 bw (KiB/s) : min= 0, max=19808, per=31.81%, avg=5262.75, stdev=9710.07 cpu : usr=3.31%, sys=1.85%, ctx=6615 IO depths : 1=2.0%, 2=52.5%, 4=29.4%, 8=16.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.2%, 4=4.6%, 10=10.4%, 20=19.1%, 50=10.0%, 100=3.6% lat (msec): 250=2.4%, 500=1.7%, 750=0.1%, 1000=0.0%, >=2000=0.2% fio: (groupid=0): err= 0: pid=20050 read : io=100MiB, bw=7,289KiB/s, runt= 14385msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 2811, avg=42.27, stdev=189.66 bw (KiB/s) : min= 1, max=33354, per=99.37%, avg=10377.95, stdev=12550.85 write: io=98,140KiB, bw=9,937KiB/s, runt= 10113msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 2351, avg= 7.38, stdev=94.19 bw (KiB/s) : min= 0, max=34561, per=73.34%, avg=12132.75, stdev=16262.27 cpu : usr=6.03%, sys=3.20%, ctx=5149 IO depths : 1=3.6%, 2=57.0%, 4=28.3%, 8=11.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=52.0%, 4=5.8%, 10=10.0%, 20=13.1%, 50=13.7%, 100=2.8% lat (msec): 250=0.9%, 500=0.3%, 750=0.4%, 1000=0.2%, >=2000=0.3% fio: (groupid=0): err= 0: pid=20051 read : io=0KiB, bw=0KiB/s, runt= 7359msec write: io=100MiB, bw=14,309KiB/s, runt= 7328msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 3, avg= 0.17, stdev= 0.39 bw (KiB/s) : min= 0, max=122560, per=370.43%, avg=61280.00, stdev=86663.01 cpu : usr=11.58%, sys=3.75%, ctx=3217 IO depths : 1=0.3%, 2=98.6%, 4=1.1%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.0%, 4=0.5%, 10=0.0%, 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=10,444KiB/s, minb=0KiB/s, maxb=7,289KiB/s, mint=7359msec, maxt=20078msec WRITE: io=273MiB, aggrb=16,543KiB/s, minb=4,659KiB/s, maxb=14,309KiB/s, mint=7359msec, maxt=20078msec Disk stats (read/write): sda: ios=1224/2039, merge=19/67716, ticks=55984/1324936, in_queue=1380924, util=97.05% 2.43user 1.16system 0:20.44elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2456minor)pagefaults 0swaps