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] [15.8% done] [ 14669/ 13637 kb/s] [eta 00m:16s] Threads: 3: [mmm] [21.1% done] [ 13909/ 12779 kb/s] [eta 00m:15s] Threads: 3: [mmm] [25.0% done] [ 8021/ 16782 kb/s] [eta 00m:15s] Threads: 3: [mmm] [30.0% done] [ 11129/ 11560 kb/s] [eta 00m:14s] Threads: 3: [mmm] [35.0% done] [ 16420/ 4969 kb/s] [eta 00m:13s] Threads: 3: [mmm] [40.0% done] [ 10471/ 9346 kb/s] [eta 00m:12s] Threads: 3: [mmm] [45.0% done] [ 8911/ 9943 kb/s] [eta 00m:11s] Threads: 3: [mmm] [47.6% done] [ 7582/ 10670 kb/s] [eta 00m:11s] Threads: 3: [mmm] [52.4% done] [ 5355/ 11613 kb/s] [eta 00m:10s] Threads: 3: [mmm] [54.5% done] [ 7936/ 8854 kb/s] [eta 00m:10s] Threads: 3: [mmm] [59.1% done] [ 5709/ 8903 kb/s] [eta 00m:09s] Threads: 3: [mmm] [60.9% done] [ 10536/ 2629 kb/s] [eta 00m:09s] Threads: 3: [mmm] [65.2% done] [ 9061/ 2535 kb/s] [eta 00m:08s] Threads: 3: [VVV] [66.7% done] [ 9244/ 321 kb/s] [eta 00m:08s] Threads: 3: [VVV] [73.9% done] [ 39574/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.8% done] [ 41106/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.5% done] [ 36453/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=5350 read : io=100MiB, bw=5,430KiB/s, runt= 19310msec slat (msec): min= 0, max= 3934, avg=782.38, stdev=1195.90 clat (msec): min= 0, max= 285, avg=57.81, stdev=53.26 bw (KiB/s) : min= 36, max=12389, per=34.40%, avg=5500.41, stdev=3780.98 write: io=37,152KiB, bw=2,472KiB/s, runt= 15389msec slat (msec): min= 0, max= 12, avg= 0.87, stdev= 1.70 clat (msec): min= 3, max= 222, avg=64.62, stdev=39.13 bw (KiB/s) : min= 0, max= 8517, per=37.08%, avg=3309.72, stdev=2960.84 cpu : usr=8.91%, sys=0.52%, ctx=1136 IO depths : 1=0.3%, 2=1.6%, 4=46.8%, 8=51.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.6%, 10=7.1%, 20=15.9%, 50=26.7%, 100=33.3% lat (msec): 250=15.3%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5351 read : io=100MiB, bw=5,329KiB/s, runt= 19674msec slat (msec): min= 0, max= 5218, avg=1625.38, stdev=1784.50 clat (msec): min= 0, max= 264, avg=48.41, stdev=55.38 bw (KiB/s) : min= 15, max=17178, per=43.65%, avg=6978.65, stdev=5405.94 write: io=54,752KiB, bw=3,879KiB/s, runt= 14452msec slat (msec): min= 0, max= 48, avg= 1.02, stdev= 2.44 clat (msec): min= 9, max= 233, avg=72.50, stdev=35.43 bw (KiB/s) : min= 0, max=10102, per=59.80%, avg=5338.37, stdev=3205.80 cpu : usr=9.23%, sys=0.53%, ctx=1152 IO depths : 1=0.2%, 2=2.1%, 4=45.5%, 8=52.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=1.7%, 10=12.4%, 20=17.3%, 50=19.7%, 100=31.5% lat (msec): 250=16.1%, 500=0.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5352 read : io=100MiB, bw=5,338KiB/s, runt= 19642msec slat (msec): min= 0, max= 3796, avg=813.83, stdev=1189.25 clat (msec): min= 0, max= 255, avg=57.60, stdev=58.95 bw (KiB/s) : min= 15, max=16752, per=38.93%, avg=6224.70, stdev=4598.71 write: io=46,308KiB, bw=2,991KiB/s, runt= 15853msec slat (msec): min= 0, max= 111, avg= 1.51, stdev= 7.46 clat (msec): min= 12, max= 294, avg=78.32, stdev=41.70 bw (KiB/s) : min= 0, max=10852, per=49.70%, avg=4436.38, stdev=3240.81 cpu : usr=9.53%, sys=0.39%, ctx=1101 IO depths : 1=0.3%, 2=2.0%, 4=46.3%, 8=51.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.9%, 10=7.4%, 20=18.4%, 50=21.3%, 100=32.5% lat (msec): 250=18.9%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,989KiB/s, minb=5,329KiB/s, maxb=5,430KiB/s, mint=19310msec, maxt=19674msec WRITE: io=135MiB, aggrb=8,927KiB/s, minb=2,472KiB/s, maxb=3,879KiB/s, mint=19310msec, maxt=19674msec Disk stats (read/write): cciss!c0d0: ios=4806/2224, merge=1403/498, ticks=268264/299372, in_queue=567632, util=99.04% 5.54user 0.28system 0:19.92elapsed 29%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+276448outputs (0major+2360minor)pagefaults 0swaps