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: [mFm] [37.5% done] [ 3498/ 44071 kb/s] [eta 00m:05s] Threads: 3: [mFm] [40.0% done] [ 3480/ 0 kb/s] [eta 00m:06s] Threads: 3: [mFm] [41.7% done] [ 5808/ 0 kb/s] [eta 00m:07s] Threads: 3: [mFF] [66.7% done] [ 2080/ 39204 kb/s] [eta 00m:03s] Threads: 3: [mFF] [70.0% done] [ 512/ 0 kb/s] [eta 00m:03s] Threads: 3: [mFF] [66.7% done] [ 1052/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFF] [100.0% done] [ 244/ 424 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: [V_V] [69.6% done] [ 16839/ 0 kb/s] [eta 00m:07s] Threads: 2: [V_V] [70.8% done] [ 27146/ 0 kb/s] [eta 00m:07s] Threads: 2: [V_V] [81.8% done] [ 35612/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [95.0% done] [ 27763/ 0 kb/s] [eta 00m:01s] Threads: 2: [V_V] [100.0% done] [ 30216/ 0 kb/s] [eta 00m:00s] Threads: 1: [__V] [100.0% done] [ 29928/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=2940 read : io=100MiB, bw=4,967KiB/s, runt= 21106msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 715, avg=61.05, stdev=104.21 bw (KiB/s) : min= 3, max=25370, per=73.24%, avg=7057.63, stdev=8153.90 write: io=89,392KiB, bw=5,933KiB/s, runt= 15428msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 283, avg= 1.85, stdev=15.46 bw (KiB/s) : min= 0, max=27787, per=63.06%, avg=11521.00, stdev=14488.46 cpu : usr=3.35%, sys=2.35%, ctx=7346 IO depths : 1=1.0%, 2=48.4%, 4=31.2%, 8=19.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=43.6%, 4=1.4%, 10=15.0%, 20=16.8%, 50=7.3%, 100=3.7% lat (msec): 250=8.8%, 500=2.5%, 750=0.7%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2941 read : io=0KiB, bw=0KiB/s, runt= 15544msec write: io=100MiB, bw=6,767KiB/s, runt= 15495msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 5, avg= 0.21, stdev= 0.50 bw (KiB/s) : min= 0, max=131416, per=359.65%, avg=65708.00, stdev=92925.14 cpu : usr=5.35%, sys=2.37%, ctx=3726 IO depths : 1=0.3%, 2=95.5%, 4=4.2%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=98.1%, 4=1.0%, 10=0.4%, 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% fio: (groupid=0): err= 0: pid=2942 read : io=100MiB, bw=4,818KiB/s, runt= 21762msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.07 clat (msec): min= 0, max= 758, avg=53.52, stdev=99.30 bw (KiB/s) : min= 17, max=25600, per=85.90%, avg=8277.73, stdev=8204.86 write: io=84,676KiB, bw=5,598KiB/s, runt= 15488msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 167, avg= 0.81, stdev= 7.67 bw (KiB/s) : min= 0, max=11300, per=30.93%, avg=5650.00, stdev=7990.31 cpu : usr=3.03%, sys=1.76%, ctx=5638 IO depths : 1=1.0%, 2=51.3%, 4=30.8%, 8=16.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=46.5%, 4=0.9%, 10=14.6%, 20=16.5%, 50=8.6%, 100=2.8% lat (msec): 250=7.6%, 500=1.7%, 750=0.7%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=200MiB, aggrb=9,636KiB/s, minb=0KiB/s, maxb=4,967KiB/s, mint=15544msec, maxt=21762msec WRITE: io=270MiB, aggrb=18,270KiB/s, minb=5,598KiB/s, maxb=6,767KiB/s, mint=15544msec, maxt=21762msec Disk stats (read/write): sda: ios=2564/2244, merge=942/66685, ticks=43376/2042676, in_queue=2091028, util=98.88% 2.25user 1.29system 0:22.08elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2471minor)pagefaults 0swaps