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: [mmm] [12.5% done] [ 19442/ 3331 kb/s] [eta 00m:21s] Threads: 3: [mmm] [18.2% done] [ 22237/ 561 kb/s] [eta 00m:18s] Threads: 3: [mmm] [23.8% done] [ 12946/ 9241 kb/s] [eta 00m:16s] Threads: 3: [mmm] [28.6% done] [ 13462/ 9329 kb/s] [eta 00m:15s] Threads: 3: [mmm] [33.3% done] [ 18722/ 1879 kb/s] [eta 00m:14s] Threads: 3: [mmm] [38.1% done] [ 8436/ 12637 kb/s] [eta 00m:13s] Threads: 3: [mmm] [40.9% done] [ 11068/ 7086 kb/s] [eta 00m:13s] Threads: 3: [mmm] [45.5% done] [ 9427/ 8890 kb/s] [eta 00m:12s] Threads: 3: [mmm] [50.0% done] [ 10103/ 6052 kb/s] [eta 00m:11s] Threads: 3: [mmm] [54.5% done] [ 10461/ 6146 kb/s] [eta 00m:10s] Threads: 3: [mmm] [56.5% done] [ 8708/ 6463 kb/s] [eta 00m:10s] Threads: 3: [mmm] [58.3% done] [ 9660/ 4433 kb/s] [eta 00m:10s] Threads: 3: [mmm] [62.5% done] [ 10002/ 2684 kb/s] [eta 00m:09s] Threads: 3: [mmm] [64.0% done] [ 8631/ 2611 kb/s] [eta 00m:09s] Threads: 3: [mmm] [68.0% done] [ 11600/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 27736/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [76.0% done] [ 29391/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [80.0% done] [ 26347/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=6150 read : io=100MiB, bw=5,270KiB/s, runt= 19897msec slat (msec): min= 0, max= 3810, avg=819.73, stdev=1241.23 clat (msec): min= 0, max= 387, avg=62.71, stdev=64.04 bw (KiB/s) : min= 6, max=18068, per=38.73%, avg=5935.33, stdev=4708.10 write: io=31,548KiB, bw=2,008KiB/s, runt= 16088msec slat (msec): min= 0, max= 15, avg= 0.78, stdev= 1.82 clat (msec): min= 10, max= 236, avg=75.05, stdev=46.38 bw (KiB/s) : min= 0, max= 8235, per=58.85%, avg=3328.53, stdev=3054.35 cpu : usr=9.05%, sys=0.38%, ctx=1111 IO depths : 1=0.1%, 2=0.6%, 4=44.1%, 8=55.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.7%, 10=4.2%, 20=16.8%, 50=29.9%, 100=27.3% lat (msec): 250=19.5%, 500=1.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=6151 read : io=100MiB, bw=5,155KiB/s, runt= 20339msec slat (msec): min= 0, max= 3496, avg=621.38, stdev=1054.57 clat (msec): min= 0, max= 368, avg=66.57, stdev=69.38 bw (KiB/s) : min= 38, max=14062, per=35.06%, avg=5372.97, stdev=3790.41 write: io=35,204KiB, bw=2,140KiB/s, runt= 16841msec slat (msec): min= 0, max= 11, avg= 0.90, stdev= 1.85 clat (msec): min= 12, max= 335, avg=85.58, stdev=52.72 bw (KiB/s) : min= 0, max= 8486, per=61.07%, avg=3454.00, stdev=3029.71 cpu : usr=8.55%, sys=0.41%, ctx=1084 IO depths : 1=0.1%, 2=1.3%, 4=44.5%, 8=54.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.6%, 10=6.6%, 20=14.1%, 50=25.0%, 100=30.1% lat (msec): 250=20.3%, 500=2.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=6152 read : io=100MiB, bw=5,108KiB/s, runt= 20528msec slat (msec): min= 0, max= 3383, avg=479.63, stdev=969.14 clat (msec): min= 0, max= 373, avg=70.78, stdev=71.18 bw (KiB/s) : min= 114, max=13031, per=33.15%, avg=5079.62, stdev=3354.18 write: io=27,912KiB, bw=1,667KiB/s, runt= 17138msec slat (msec): min= 0, max= 8, avg= 0.81, stdev= 1.46 clat (msec): min= 9, max= 299, avg=87.15, stdev=52.45 bw (KiB/s) : min= 0, max= 7253, per=52.70%, avg=2980.46, stdev=2829.49 cpu : usr=8.14%, sys=0.66%, ctx=1082 IO depths : 1=0.2%, 2=1.3%, 4=44.6%, 8=53.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.4%, 10=3.1%, 20=13.1%, 50=29.2%, 100=29.8% lat (msec): 250=20.9%, 500=3.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,324KiB/s, minb=5,108KiB/s, maxb=5,270KiB/s, mint=19897msec, maxt=20528msec WRITE: io=94,664KiB, aggrb=5,656KiB/s, minb=1,667KiB/s, maxb=2,140KiB/s, mint=19897msec, maxt=20528msec Disk stats (read/write): cciss!c0d0: ios=5492/1737, merge=1307/397, ticks=391396/266300, in_queue=657692, util=99.68% 5.26user 0.32system 0:20.71elapsed 26%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+189360outputs (0major+2358minor)pagefaults 0swaps