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: [FFF] [100.0% done] [ 736/ 34737 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: [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: 2: [VV_] [66.7% done] [ 145/ 0 kb/s] [eta 00m:07s] Threads: 2: [VV_] [75.0% done] [ 27557/ 0 kb/s] [eta 00m:05s] Threads: 2: [VV_] [84.2% done] [ 28565/ 0 kb/s] [eta 00m:03s] Threads: 2: [VV_] [94.4% done] [ 35245/ 0 kb/s] [eta 00m:01s] Threads: 2: [VV_] [100.0% done] [ 37675/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 30050/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=25302 read : io=100MiB, bw=5,038KiB/s, runt= 20803msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 429, avg=35.96, stdev=59.15 bw (KiB/s) : min= 4, max=32231, per=102.93%, avg=10372.88, stdev=9374.59 write: io=96,944KiB, bw=6,848KiB/s, runt= 14496msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 211, avg= 1.38, stdev=12.10 bw (KiB/s) : min= 0, max=29936, per=93.21%, avg=19639.33, stdev=17014.85 cpu : usr=4.94%, sys=1.96%, ctx=4742 IO depths : 1=3.4%, 2=57.7%, 4=28.5%, 8=10.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=46.2%, 4=3.8%, 10=15.9%, 20=16.4%, 50=8.0%, 100=2.4% lat (msec): 250=6.2%, 500=0.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25303 read : io=100MiB, bw=5,132KiB/s, runt= 20427msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 333, avg=33.39, stdev=54.38 bw (KiB/s) : min= 0, max=27844, per=116.83%, avg=11774.40, stdev=9618.24 write: io=99,020KiB, bw=6,992KiB/s, runt= 14500msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 154, avg= 1.09, stdev= 8.04 bw (KiB/s) : min= 0, max=68544, per=135.14%, avg=28474.25, stdev=34157.89 cpu : usr=5.07%, sys=1.98%, ctx=4636 IO depths : 1=2.8%, 2=58.3%, 4=29.1%, 8=9.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=46.4%, 4=4.1%, 10=16.2%, 20=16.0%, 50=8.1%, 100=3.6% lat (msec): 250=4.9%, 500=0.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25304 read : io=0KiB, bw=0KiB/s, runt= 14543msec write: io=100MiB, bw=7,235KiB/s, runt= 14492msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 9, avg= 0.25, stdev= 0.54 bw (KiB/s) : min= 0, max=113287, per=268.83%, avg=56643.50, stdev=80106.01 cpu : usr=5.86%, sys=2.53%, ctx=3297 IO depths : 1=1.7%, 2=96.1%, 4=2.2%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=96.7%, 4=2.6%, 10=0.1%, 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=10,078KiB/s, minb=0KiB/s, maxb=5,132KiB/s, mint=14543msec, maxt=20803msec WRITE: io=291MiB, aggrb=21,070KiB/s, minb=6,848KiB/s, maxb=7,235KiB/s, mint=14543msec, maxt=20803msec Disk stats (read/write): sda: ios=2071/2311, merge=725/72241, ticks=31904/1870816, in_queue=1904176, util=96.13% 2.96user 1.24system 0:21.11elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2460minor)pagefaults 0swaps