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: [Fmm] [8.8% done] [ 6690/ 37632 kb/s] [eta 00m:31s] Threads: 3: [FmF] [66.7% done] [ 1828/ 88140 kb/s] [eta 00m:02s] Threads: 3: [FmF] [62.5% done] [ 464/ 0 kb/s] [eta 00m:03s] Threads: 3: [FmF] [66.7% done] [ 432/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 240/ 7176 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: [VVV] [68.2% done] [ 8252/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [72.7% done] [ 23780/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [77.3% done] [ 28112/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [85.7% done] [ 25580/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [90.5% done] [ 34284/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [95.2% done] [ 35864/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 33568/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 31764/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 27048/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=20340 read : io=100MiB, bw=4,265KiB/s, runt= 24577msec clat (msec): min= 0, max= 498, avg=43.11, stdev=79.86 bw (KiB/s) : min= 6, max=23855, per=80.57%, avg=10311.83, stdev=6482.85 write: io=100MiB, bw=7,086KiB/s, runt= 14796msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 11, avg= 0.21, stdev= 0.81 bw (KiB/s) : min= 0, max=129982, per=336.76%, avg=64991.00, stdev=91911.15 cpu : usr=3.27%, sys=1.50%, ctx=5291 IO depths : 1=3.7%, 2=58.4%, 4=29.7%, 8=8.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.5%, 4=0.3%, 10=22.8%, 20=14.2%, 50=2.9%, 100=0.7% lat (msec): 250=6.4%, 500=2.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20341 read : io=100MiB, bw=4,361KiB/s, runt= 24042msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 767, avg=72.87, stdev=124.65 bw (KiB/s) : min= 16, max=19860, per=48.62%, avg=6221.93, stdev=6198.74 write: io=88,404KiB, bw=6,116KiB/s, runt= 14800msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 559, avg= 2.43, stdev=25.00 bw (KiB/s) : min= 0, max=21264, per=52.36%, avg=10105.00, stdev=10671.11 cpu : usr=2.70%, sys=2.10%, ctx=5161 IO depths : 1=1.8%, 2=53.1%, 4=29.9%, 8=15.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.0%, 4=0.4%, 10=12.4%, 20=16.3%, 50=8.0%, 100=2.2% lat (msec): 250=9.7%, 500=2.3%, 750=1.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20342 read : io=100MiB, bw=4,294KiB/s, runt= 24414msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 607, avg=56.61, stdev=92.06 bw (KiB/s) : min= 0, max=17489, per=58.61%, avg=7500.75, stdev=5417.88 write: io=88,140KiB, bw=6,101KiB/s, runt= 14792msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 108, avg= 0.43, stdev= 5.01 bw (KiB/s) : min= 0, max=139296, per=360.89%, avg=69648.00, stdev=98497.15 cpu : usr=2.69%, sys=1.87%, ctx=5334 IO depths : 1=2.2%, 2=56.6%, 4=28.4%, 8=12.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.6%, 4=0.2%, 10=15.7%, 20=15.7%, 50=4.5%, 100=1.1% lat (msec): 250=9.9%, 500=2.1%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,798KiB/s, minb=4,265KiB/s, maxb=4,361KiB/s, mint=24042msec, maxt=24577msec WRITE: io=272MiB, aggrb=19,299KiB/s, minb=6,101KiB/s, maxb=7,086KiB/s, mint=24042msec, maxt=24577msec Disk stats (read/write): sda: ios=3420/2091, merge=1210/67561, ticks=81872/1978800, in_queue=2065572, util=98.92% 2.15user 1.39system 0:24.90elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2476minor)pagefaults 0swaps