fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [14.3% done] [ 13685/ 6245 kb/s] [eta 00m:18s] Threads: 3: [mmm] [18.2% done] [ 10536/ 8435 kb/s] [eta 00m:18s] Threads: 3: [mmm] [22.7% done] [ 19947/ 0 kb/s] [eta 00m:17s] Threads: 3: [mmm] [26.1% done] [ 9074/ 8387 kb/s] [eta 00m:17s] Threads: 3: [mmm] [30.4% done] [ 8724/ 8777 kb/s] [eta 00m:16s] Threads: 3: [mmm] [33.3% done] [ 12259/ 5156 kb/s] [eta 00m:16s] Threads: 3: [mmm] [37.5% done] [ 11185/ 4929 kb/s] [eta 00m:15s] Threads: 3: [mmm] [40.0% done] [ 12772/ 2863 kb/s] [eta 00m:15s] Threads: 3: [mmm] [44.0% done] [ 9859/ 2843 kb/s] [eta 00m:14s] Threads: 3: [mmm] [46.2% done] [ 14748/ 0 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 9867/ 4246 kb/s] [eta 00m:13s] Threads: 3: [mmm] [51.9% done] [ 6865/ 5934 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.6% done] [ 8663/ 1915 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 5405/ 3567 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 11010/ 0 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 5438/ 2546 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.3% done] [ 6993/ 2234 kb/s] [eta 00m:11s] Threads: 3: [mmV] [62.5% done] [ 7040/ 1643 kb/s] [eta 00m:12s] Threads: 3: [mmV] [63.6% done] [ 12174/ 471 kb/s] [eta 00m:12s] Threads: 2: [mm_] [64.7% done] [ 13963/ 915 kb/s] [eta 00m:12s] Threads: 2: [mV_] [65.7% done] [ 6447/ 601 kb/s] [eta 00m:12s] Threads: 2: [VV_] [68.6% done] [ 13345/ 1761 kb/s] [eta 00m:11s] Threads: 2: [VV_] [71.4% done] [ 17510/ 0 kb/s] [eta 00m:10s] Threads: 1: [V__] [78.8% done] [ 16644/ 0 kb/s] [eta 00m:07s] fio: (groupid=0): err= 0: pid=6579 read : io=100MiB, bw=3,880KiB/s, runt= 27022msec clat (msec): min= 0, max= 224, avg=10.50, stdev=16.48 bw (KiB/s) : min= 46, max=20627, per=35.43%, avg=4124.40, stdev=3853.23 write: io=30,524KiB, bw=1,308KiB/s, runt= 23889msec clat (msec): min= 1, max= 118, avg=13.33, stdev=14.53 bw (KiB/s) : min= 0, max= 5234, per=47.09%, avg=1752.24, stdev=1518.14 cpu : usr=6.39%, sys=0.38%, ctx=2236 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=16.2%, 4=7.9%, 10=32.9%, 20=31.7%, 50=9.2%, 100=0.7% lat (msec): 250=1.4%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=6580 read : io=100MiB, bw=4,015KiB/s, runt= 26115msec clat (msec): min= 0, max= 222, avg= 9.78, stdev=15.89 bw (KiB/s) : min= 7, max=19662, per=36.14%, avg=4207.41, stdev=3718.41 write: io=31,588KiB, bw=1,417KiB/s, runt= 22822msec clat (msec): min= 1, max= 215, avg=13.71, stdev=14.75 bw (KiB/s) : min= 0, max= 6436, per=57.04%, avg=2122.33, stdev=1946.39 cpu : usr=6.83%, sys=0.37%, ctx=2265 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=16.0%, 4=9.1%, 10=35.2%, 20=29.0%, 50=8.9%, 100=0.6% lat (msec): 250=1.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=6581 read : io=100MiB, bw=4,787KiB/s, runt= 21901msec clat (msec): min= 0, max= 86, avg= 8.45, stdev= 7.96 bw (KiB/s) : min= 28, max=18415, per=46.01%, avg=5356.09, stdev=3929.05 write: io=24,712KiB, bw=1,261KiB/s, runt= 20066msec clat (msec): min= 1, max= 43, avg=11.77, stdev= 7.52 bw (KiB/s) : min= 1, max= 4611, per=48.93%, avg=1820.50, stdev=1325.35 cpu : usr=7.43%, sys=0.40%, ctx=2161 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=16.3%, 4=10.0%, 10=32.5%, 20=31.7%, 50=9.2%, 100=0.3% 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=11,641KiB/s, minb=3,880KiB/s, maxb=4,787KiB/s, mint=21901msec, maxt=27022msec WRITE: io=86,824KiB, aggrb=3,721KiB/s, minb=1,261KiB/s, maxb=1,417KiB/s, mint=21901msec, maxt=27022msec Disk stats (read/write): cciss!c0d0: ios=5678/1746, merge=924/203, ticks=56376/39232, in_queue=95600, util=97.40% 5.14user 0.37system 0:27.32elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+173688outputs (0major+1026minor)pagefaults 0swaps