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] [8.3% done] [ 8403/ 13691 kb/s] [eta 00m:33s] Threads: 3: [mmm] [12.9% done] [ 20333/ 260 kb/s] [eta 00m:27s] Threads: 3: [mmm] [16.7% done] [ 17404/ 5845 kb/s] [eta 00m:25s] Threads: 3: [mmm] [19.4% done] [ 9878/ 11926 kb/s] [eta 00m:25s] Threads: 3: [mmm] [21.9% done] [ 14108/ 11995 kb/s] [eta 00m:25s] Threads: 3: [mmm] [25.0% done] [ 8041/ 13666 kb/s] [eta 00m:24s] Threads: 3: [mmm] [28.1% done] [ 24876/ 1048 kb/s] [eta 00m:23s] Threads: 3: [mmm] [31.2% done] [ 19918/ 2452 kb/s] [eta 00m:22s] Threads: 3: [mmm] [35.5% done] [ 2733/ 13719 kb/s] [eta 00m:20s] Threads: 3: [mmm] [37.5% done] [ 7362/ 1541 kb/s] [eta 00m:20s] Threads: 3: [mmF] [38.2% done] [ 991/ 3949 kb/s] [eta 00m:21s] Threads: 3: [mmF] [41.2% done] [ 2936/ 2932 kb/s] [eta 00m:20s] Threads: 3: [mmF] [42.9% done] [ 4372/ 1297 kb/s] [eta 00m:20s] Threads: 3: [mFF] [43.2% done] [ 4295/ 85 kb/s] [eta 00m:21s] Threads: 3: [mFF] [44.7% done] [ 2673/ 56 kb/s] [eta 00m:21s] Threads: 3: [mFV] [46.2% done] [ 2574/ 2249 kb/s] [eta 00m:21s] Threads: 1: [m__] [54.3% done] [103237/ 178 kb/s] [eta 00m:16s] Threads: 1: [m__] [58.8% done] [ 5442/ 0 kb/s] [eta 00m:14s] Threads: 1: [m__] [61.8% done] [ 5361/ 0 kb/s] [eta 00m:13s] Threads: 1: [m__] [66.7% done] [ 6459/ 0 kb/s] [eta 00m:11s] Threads: 1: [F__] [100.0% done] [ 2786/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=12056 read : io=100MiB, bw=4,459KiB/s, runt= 23513msec clat (msec): min= 0, max= 593, avg= 8.71, stdev=32.74 bw (KiB/s) : min= 3, max=15021, per=29.63%, avg=3964.22, stdev=3264.91 write: io=22,340KiB, bw=984KiB/s, runt= 23248msec clat (msec): min= 0, max= 462, avg=24.23, stdev=63.16 bw (KiB/s) : min= 0, max= 7655, per=40.79%, avg=2044.83, stdev=2390.27 cpu : usr=7.57%, sys=1.57%, ctx=5382 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=74.3%, 4=1.8%, 10=3.8%, 20=9.2%, 50=5.5%, 100=2.1% lat (msec): 250=2.7%, 500=0.5%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12057 read : io=100MiB, bw=5,627KiB/s, runt= 18633msec clat (msec): min= 0, max= 382, avg= 4.05, stdev=19.38 bw (KiB/s) : min= 15, max=98434, per=71.71%, avg=9593.70, stdev=21430.24 write: io=51,372KiB, bw=2,908KiB/s, runt= 18084msec clat (msec): min= 0, max= 341, avg= 9.34, stdev=28.38 bw (KiB/s) : min= 0, max=11337, per=95.15%, avg=4769.65, stdev=4413.15 cpu : usr=11.08%, sys=2.49%, ctx=3153 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=85.1%, 4=0.6%, 10=2.4%, 20=4.6%, 50=3.2%, 100=2.7% lat (msec): 250=1.3%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12058 read : io=100MiB, bw=5,690KiB/s, runt= 18426msec clat (msec): min= 0, max= 147, avg= 3.69, stdev=13.67 bw (KiB/s) : min= 0, max=14875, per=45.02%, avg=6022.21, stdev=4826.83 write: io=40,104KiB, bw=2,282KiB/s, runt= 17988msec clat (msec): min= 0, max= 200, avg= 8.63, stdev=24.15 bw (KiB/s) : min= 0, max=13530, per=96.35%, avg=4830.00, stdev=4717.95 cpu : usr=10.88%, sys=2.04%, ctx=3662 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=83.6%, 4=0.5%, 10=2.5%, 20=5.6%, 50=5.2%, 100=1.6% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,378KiB/s, minb=4,459KiB/s, maxb=5,690KiB/s, mint=18426msec, maxt=23513msec WRITE: io=111MiB, aggrb=5,013KiB/s, minb=984KiB/s, maxb=2,908KiB/s, mint=18426msec, maxt=23513msec Disk stats (read/write): cciss!c0d0: ios=11728/1473, merge=0/27039, ticks=43720/777372, in_queue=821092, util=94.46% 5.86user 1.22system 0:23.72elapsed 29%CPU (0avgtext+0avgdata 0maxresident)k 93824inputs+227656outputs (0major+106268minor)pagefaults 0swaps