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: [mmm] [33.3% done] [ 18110/ 47169 kb/s] [eta 00m:06s] Threads: 3: [mmm] [57.1% done] [ 12218/101432 kb/s] [eta 00m:03s] Threads: 3: [FmF] [62.5% done] [ 4010/ 25373 kb/s] [eta 00m:03s] Threads: 3: [FmF] [66.7% done] [ 1011/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 223/ 6046 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] [77.8% done] [ 41585/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [88.2% done] [ 64772/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 58863/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 57998/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=21418 read : io=100MiB, bw=6,055KiB/s, runt= 17317msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 249, avg=31.47, stdev=59.13 bw (KiB/s) : min= 9, max=25705, per=68.24%, avg=12391.86, stdev=6875.88 write: io=71,184KiB, bw=5,456KiB/s, runt= 13360msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 108, avg= 0.75, stdev= 5.89 bw (KiB/s) : min= 0, max=56418, per=154.06%, avg=27135.33, stdev=28270.23 cpu : usr=8.41%, sys=3.58%, ctx=9660 IO depths : 1=38.5%, 2=20.3%, 4=25.2%, 8=16.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.1%, 4=12.4%, 10=22.0%, 20=3.3%, 50=2.8%, 100=3.4% lat (msec): 250=6.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21419 read : io=100MiB, bw=6,054KiB/s, runt= 17319msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 307, avg=39.04, stdev=71.05 bw (KiB/s) : min= 11, max=25202, per=49.81%, avg=9044.17, stdev=9097.28 write: io=82,700KiB, bw=6,338KiB/s, runt= 13360msec slat (msec): min= 0, max= 5, avg= 0.00, stdev= 0.14 clat (msec): min= 0, max= 187, avg= 1.92, stdev=11.53 bw (KiB/s) : min= 0, max=62380, per=121.55%, avg=21410.25, stdev=28063.87 cpu : usr=10.02%, sys=4.25%, ctx=7923 IO depths : 1=20.1%, 2=35.4%, 4=26.3%, 8=18.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=41.5%, 4=16.2%, 10=20.4%, 20=5.2%, 50=4.4%, 100=4.0% lat (msec): 250=6.8%, 500=1.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21420 read : io=100MiB, bw=6,106KiB/s, runt= 17158msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 240, avg=28.56, stdev=55.55 bw (KiB/s) : min= 0, max=21873, per=68.28%, avg=12398.00, stdev=8289.79 write: io=76,004KiB, bw=5,823KiB/s, runt= 13364msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.03 clat (msec): min= 0, max= 82, avg= 0.69, stdev= 5.44 bw (KiB/s) : min= 0, max=56134, per=152.49%, avg=26859.00, stdev=28144.88 cpu : usr=9.14%, sys=3.92%, ctx=7981 IO depths : 1=19.4%, 2=38.6%, 4=26.3%, 8=15.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=53.4%, 4=10.4%, 10=19.9%, 20=3.7%, 50=2.1%, 100=4.4% lat (msec): 250=5.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=18,158KiB/s, minb=6,054KiB/s, maxb=6,106KiB/s, mint=17158msec, maxt=17319msec WRITE: io=225MiB, aggrb=17,614KiB/s, minb=5,456KiB/s, maxb=6,338KiB/s, mint=17158msec, maxt=17319msec Disk stats (read/write): cciss!c0d0: ios=2880/3092, merge=8611/54268, ticks=317148/1352884, in_queue=1670532, util=97.84% 4.85user 2.13system 0:17.65elapsed 39%CPU (0avgtext+0avgdata 0maxresident)k 767000inputs+459792outputs (0major+2428minor)pagefaults 0swaps