fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [10.3% done] [ 23336/ 6404 kb/s] [eta 00m:26s] Threads: 3: [mmm] [11.8% done] [ 13016/ 8728 kb/s] [eta 00m:30s] Threads: 3: [mmm] [14.7% done] [ 17481/ 2779 kb/s] [eta 00m:29s] Threads: 3: [mmm] [18.2% done] [ 20951/ 3693 kb/s] [eta 00m:27s] Threads: 3: [mmm] [21.2% done] [ 16729/ 8053 kb/s] [eta 00m:26s] Threads: 3: [mmm] [22.9% done] [ 26030/ 0 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.3% done] [ 9774/ 7716 kb/s] [eta 00m:24s] Threads: 3: [mmm] [27.8% done] [ 5588/ 3237 kb/s] [eta 00m:26s] Threads: 3: [mmF] [28.2% done] [ 7663/ 1653 kb/s] [eta 00m:28s] Threads: 2: [mm_] [31.6% done] [ 25816/ 1647 kb/s] [eta 00m:26s] Threads: 2: [mm_] [37.1% done] [ 7078/ 5054 kb/s] [eta 00m:22s] Threads: 2: [mm_] [37.8% done] [ 4502/ 4047 kb/s] [eta 00m:23s] Threads: 2: [mF_] [38.5% done] [ 1488/ 866 kb/s] [eta 00m:24s] Threads: 1: [m__] [42.1% done] [ 34466/ 0 kb/s] [eta 00m:22s] Threads: 1: [m__] [51.5% done] [ 13971/ 0 kb/s] [eta 00m:16s] Threads: 1: [m__] [54.5% done] [ 2761/ 1976 kb/s] [eta 00m:15s] Threads: 1: [m__] [59.4% done] [ 3343/ 3595 kb/s] [eta 00m:13s] Threads: 1: [m__] [64.5% done] [ 6825/ 0 kb/s] [eta 00m:11s] Threads: 1: [F__] [100.0% done] [ 3184/ 3282 kb/s] [eta 00m:00s] Threads: 1: [V__] [71.0% done] [ 6361/ 0 kb/s] [eta 00m:09s] fio: (groupid=0): err= 0: pid=22074 read : io=100MiB, bw=4,712KiB/s, runt= 22251msec clat (msec): min= 0, max= 563, avg= 8.73, stdev=35.91 bw (KiB/s) : min= 23, max=14115, per=28.66%, avg=4052.14, stdev=3806.94 write: io=23,828KiB, bw=1,110KiB/s, runt= 21979msec clat (msec): min= 0, max= 252, avg=10.08, stdev=27.90 bw (KiB/s) : min= 0, max= 9493, per=65.09%, avg=2171.92, stdev=2718.65 cpu : usr=8.29%, sys=1.85%, ctx=6529 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=72.7%, 4=1.6%, 10=6.5%, 20=9.2%, 50=6.3%, 100=1.5% lat (msec): 250=1.7%, 500=0.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22075 read : io=100MiB, bw=6,603KiB/s, runt= 15878msec clat (msec): min= 0, max= 399, avg= 5.29, stdev=22.37 bw (KiB/s) : min= 2, max=13019, per=41.15%, avg=5817.26, stdev=4292.33 write: io=28,424KiB, bw=1,871KiB/s, runt= 15553msec clat (msec): min= 0, max= 193, avg= 7.04, stdev=18.43 bw (KiB/s) : min= 0, max=13650, per=125.59%, avg=4190.85, stdev=4353.92 cpu : usr=12.27%, sys=1.74%, ctx=3908 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=82.4%, 4=1.1%, 10=2.3%, 20=5.7%, 50=5.1%, 100=2.0% lat (msec): 250=1.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22076 read : io=100MiB, bw=8,771KiB/s, runt= 11955msec clat (msec): min= 0, max= 177, avg= 3.56, stdev=13.98 bw (KiB/s) : min= 5, max=18251, per=63.40%, avg=8963.11, stdev=5775.89 write: io=19,392KiB, bw=1,692KiB/s, runt= 11734msec clat (msec): min= 0, max= 230, avg= 5.75, stdev=18.93 bw (KiB/s) : min= 0, max=11224, per=125.38%, avg=4183.88, stdev=4744.64 cpu : usr=15.22%, sys=1.94%, ctx=3132 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=85.6%, 4=0.8%, 10=2.6%, 20=4.1%, 50=4.7%, 100=1.6% lat (msec): 250=0.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,137KiB/s, minb=4,712KiB/s, maxb=8,771KiB/s, mint=11955msec, maxt=22251msec WRITE: io=71,644KiB, aggrb=3,337KiB/s, minb=1,110KiB/s, maxb=1,871KiB/s, mint=11955msec, maxt=22251msec Disk stats (read/write): cciss!c0d0: ios=12496/1185, merge=0/16815, ticks=38940/462348, in_queue=501284, util=93.54% 5.62user 0.93system 0:22.46elapsed 29%CPU (0avgtext+0avgdata 0maxresident)k 99968inputs+143320outputs (0major+95714minor)pagefaults 0swaps