fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [FFm] [50.0% done] [ 3462/ 71919 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 426/ 33414 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] [70.6% done] [ 17956/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [76.5% done] [ 42296/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [87.5% done] [ 44730/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [93.8% done] [ 44869/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 43861/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 41496/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 41975/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=23772 read : io=100MiB, bw=5,923KiB/s, runt= 17701msec slat (msec): min= 60, max=14807, avg=11027.62, stdev=3053.28 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 9, max=28687, per=64.95%, avg=11173.20, stdev=7995.10 write: io=96,088KiB, bw=8,717KiB/s, runt= 11287msec slat (msec): min= 0, max= 18, avg= 2.00, stdev= 2.34 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=26582, per=51.94%, avg=13291.00, stdev=18796.31 cpu : usr=6.89%, sys=2.44%, ctx=824 IO depths : 1=12.6%, 2=25.1%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 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% fio: (groupid=0): err= 0: pid=23773 read : io=100MiB, bw=5,734KiB/s, runt= 18286msec slat (msec): min= 127, max=16805, avg=13701.33, stdev=2546.51 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 12, max=30752, per=75.85%, avg=13048.31, stdev=7558.80 write: io=99,108KiB, bw=8,975KiB/s, runt= 11307msec slat (msec): min= 0, max= 19, avg= 2.11, stdev= 2.40 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=102686, per=200.63%, avg=51343.00, stdev=72609.97 cpu : usr=6.76%, sys=2.34%, ctx=730 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 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% fio: (groupid=0): err= 0: pid=23774 read : io=100MiB, bw=5,793KiB/s, runt= 18098msec slat (msec): min= 46, max=14880, avg=11274.28, stdev=3699.34 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 4, max=22810, per=59.95%, avg=10312.75, stdev=6653.05 write: io=88,184KiB, bw=7,963KiB/s, runt= 11339msec slat (msec): min= 0, max= 14, avg= 1.66, stdev= 1.90 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=43567, per=85.12%, avg=21783.50, stdev=30806.52 cpu : usr=6.72%, sys=2.10%, ctx=882 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 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=300MiB, aggrb=17,202KiB/s, minb=5,734KiB/s, maxb=5,923KiB/s, mint=17701msec, maxt=18286msec WRITE: io=277MiB, aggrb=25,591KiB/s, minb=7,963KiB/s, maxb=8,975KiB/s, mint=17701msec, maxt=18286msec Disk stats (read/write): sda: ios=2759/1538, merge=1114/69278, ticks=31476/1305120, in_queue=1336592, util=98.58% 3.73user 1.25system 0:18.53elapsed 26%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2409minor)pagefaults 0swaps