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: [mFm] [23.1% done] [ 540/ 33015 kb/s] [eta 00m:10s] Threads: 3: [mFF] [22.2% done] [ 166/ 20447 kb/s] [eta 00m:14s] Threads: 3: [mFF] [41.7% done] [ 756/ 29615 kb/s] [eta 00m:07s] Threads: 3: [mFF] [60.0% done] [ 0/ 24840 kb/s] [eta 00m:04s] Threads: 3: [mFF] [58.3% done] [ 374/ 1578 kb/s] [eta 00m:05s] Threads: 3: [FFF] [100.0% done] [ 0/ 13345 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] [68.4% done] [ 13788/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [73.7% done] [ 30827/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [83.3% done] [ 28619/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [84.2% done] [ 25906/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [89.5% done] [ 27821/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [94.7% done] [ 26300/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 27481/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 26422/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 23709/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 27825/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 27187/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=27472 read : io=100MiB, bw=4,497KiB/s, runt= 23317msec slat (msec): min= 19, max=16162, avg=10856.94, stdev=3763.48 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 7, max=14120, per=54.29%, avg=7239.75, stdev=4336.27 write: io=96,152KiB, bw=7,926KiB/s, runt= 12422msec slat (msec): min= 0, max= 1518, avg= 6.18, stdev=53.89 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=57810, per=104.76%, avg=25276.60, stdev=29103.46 cpu : usr=9.78%, sys=3.83%, ctx=898 IO depths : 1=12.6%, 2=25.0%, 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=27473 read : io=100MiB, bw=4,716KiB/s, runt= 22232msec slat (msec): min=11042, max=20913, avg=15867.04, stdev=2896.80 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 8, max=15279, per=74.67%, avg=9957.88, stdev=3586.66 write: io=100MiB, bw=8,812KiB/s, runt= 11899msec slat (msec): min= 0, max= 22, avg= 2.86, stdev= 3.94 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=60080, per=163.89%, avg=39544.00, stdev=34254.63 cpu : usr=8.64%, sys=2.70%, ctx=898 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% fio: (groupid=0): err= 0: pid=27474 read : io=100MiB, bw=4,445KiB/s, runt= 23587msec slat (msec): min= 58, max=20245, avg=15099.25, stdev=4525.89 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 15, max=17627, per=59.25%, avg=7902.04, stdev=4155.00 write: io=94,148KiB, bw=7,787KiB/s, runt= 12380msec slat (msec): min= 0, max= 851, avg= 4.92, stdev=37.73 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=56674, per=127.19%, avg=30687.67, stdev=28628.00 cpu : usr=8.67%, sys=2.95%, ctx=955 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=13,336KiB/s, minb=4,445KiB/s, maxb=4,716KiB/s, mint=22232msec, maxt=23587msec WRITE: io=286MiB, aggrb=24,128KiB/s, minb=7,787KiB/s, maxb=8,812KiB/s, mint=22232msec, maxt=23587msec Disk stats (read/write): cciss!c0d0: ios=5135/4217, merge=1204/69000, ticks=120316/1651552, in_queue=1771868, util=98.91% 6.29user 2.21system 0:23.89elapsed 35%CPU (0avgtext+0avgdata 0maxresident)k 654448inputs+585432outputs (0major+2411minor)pagefaults 0swaps