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: [FmF] [33.3% done] [ 4649/ 59548 kb/s] [eta 00m:06s] Threads: 3: [FmF] [50.0% done] [ 1814/ 22932 kb/s] [eta 00m:04s] Threads: 3: [FmF] [50.0% done] [ 1655/ 0 kb/s] [eta 00m:05s] Threads: 3: [FmF] [50.0% done] [ 1297/ 0 kb/s] [eta 00m:06s] Threads: 3: [FmF] [53.8% done] [ 1590/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFF] [100.0% done] [ 28/ 25779 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] [75.0% done] [ 36429/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [86.7% done] [ 66238/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 65926/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 63512/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=27478 read : io=100MiB, bw=6,642KiB/s, runt= 15779msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 287, avg=18.50, stdev=51.59 bw (KiB/s) : min= 0, max=33180, per=82.37%, avg=16405.20, stdev=11532.62 write: io=98MiB, bw=8,978KiB/s, runt= 11435msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.02 clat (msec): min= 0, max= 127, avg= 0.61, stdev= 5.47 bw (KiB/s) : min= 0, max=83476, per=171.17%, avg=41128.50, stdev=36004.90 cpu : usr=11.43%, sys=4.72%, ctx=10865 IO depths : 1=43.2%, 2=25.5%, 4=24.7%, 8=6.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=55.5%, 4=19.7%, 10=18.0%, 20=2.0%, 50=0.3%, 100=0.5% lat (msec): 250=3.6%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27479 read : io=100MiB, bw=6,740KiB/s, runt= 15519msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 427, avg=43.35, stdev=82.49 bw (KiB/s) : min= 13, max=21821, per=44.52%, avg=8865.76, stdev=8433.39 write: io=75,440KiB, bw=6,755KiB/s, runt= 11435msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 375, avg= 1.83, stdev=17.75 bw (KiB/s) : min= 0, max=17401, per=32.35%, avg=7772.33, stdev=8847.78 cpu : usr=10.00%, sys=4.59%, ctx=7442 IO depths : 1=9.5%, 2=47.9%, 4=26.8%, 8=15.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=48.3%, 4=12.3%, 10=22.5%, 20=2.6%, 50=1.6%, 100=3.5% lat (msec): 250=6.7%, 500=2.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27480 read : io=100MiB, bw=6,724KiB/s, runt= 15593msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 253, avg=22.09, stdev=52.63 bw (KiB/s) : min= 22, max=25883, per=75.15%, avg=14966.33, stdev=10540.34 write: io=92,616KiB, bw=8,296KiB/s, runt= 11431msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.03 clat (msec): min= 0, max= 85, avg= 0.47, stdev= 4.68 bw (KiB/s) : min= 0, max=57982, per=114.63%, avg=27542.50, stdev=23731.63 cpu : usr=11.24%, sys=5.59%, ctx=10749 IO depths : 1=47.9%, 2=17.0%, 4=25.5%, 8=9.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=55.7%, 4=11.5%, 10=22.7%, 20=2.5%, 50=1.6%, 100=1.6% lat (msec): 250=4.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=19,916KiB/s, minb=6,642KiB/s, maxb=6,740KiB/s, mint=15519msec, maxt=15779msec WRITE: io=262MiB, aggrb=24,028KiB/s, minb=6,755KiB/s, maxb=8,978KiB/s, mint=15519msec, maxt=15779msec Disk stats (read/write): cciss!c0d0: ios=5630/3136, merge=1612/63900, ticks=53112/1361600, in_queue=1414712, util=97.41% 5.16user 2.46system 0:16.11elapsed 47%CPU (0avgtext+0avgdata 0maxresident)k 704312inputs+536664outputs (0major+2437minor)pagefaults 0swaps