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] [14.3% done] [ 22342/ 1437 kb/s] [eta 00m:18s] Threads: 3: [mmm] [18.2% done] [ 21945/ 11 kb/s] [eta 00m:18s] Threads: 3: [mmm] [25.0% done] [ 16053/ 5872 kb/s] [eta 00m:15s] Threads: 3: [mmm] [28.6% done] [ 16147/ 3922 kb/s] [eta 00m:15s] Threads: 3: [mmm] [33.3% done] [ 21925/ 98 kb/s] [eta 00m:14s] Threads: 3: [mmm] [38.1% done] [ 9617/ 8613 kb/s] [eta 00m:13s] Threads: 3: [mmm] [42.9% done] [ 17144/ 2921 kb/s] [eta 00m:12s] Threads: 3: [mmm] [47.6% done] [ 11795/ 5888 kb/s] [eta 00m:11s] Threads: 3: [mmm] [50.0% done] [ 10929/ 6722 kb/s] [eta 00m:11s] Threads: 3: [mmm] [54.5% done] [ 14391/ 2595 kb/s] [eta 00m:10s] Threads: 3: [mmm] [59.1% done] [ 10492/ 4765 kb/s] [eta 00m:09s] Threads: 3: [mmm] [60.9% done] [ 11803/ 2570 kb/s] [eta 00m:09s] Threads: 3: [mmm] [65.2% done] [ 9641/ 2965 kb/s] [eta 00m:08s] Threads: 3: [mmm] [66.7% done] [ 8617/ 2343 kb/s] [eta 00m:08s] Threads: 3: [VVm] [68.0% done] [ 12729/ 2481 kb/s] [eta 00m:08s] Threads: 3: [VVm] [66.7% done] [ 27498/ 0 kb/s] [eta 00m:09s] Threads: 1: [__V] [76.0% done] [ 21929/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=13694 read : io=100MiB, bw=5,535KiB/s, runt= 18942msec slat (msec): min= 0, max= 2119, avg=311.90, stdev=581.43 clat (msec): min= 0, max= 353, avg=66.89, stdev=54.38 bw (KiB/s) : min= 639, max=20700, per=36.71%, avg=5769.74, stdev=4234.70 write: io=28,564KiB, bw=1,730KiB/s, runt= 16904msec slat (msec): min= 0, max= 94, avg= 1.34, stdev= 6.67 clat (msec): min= 4, max= 253, avg=88.04, stdev=54.10 bw (KiB/s) : min= 0, max= 7275, per=74.18%, avg=3053.27, stdev=2565.04 cpu : usr=8.72%, sys=0.57%, ctx=1083 IO depths : 1=0.2%, 2=1.4%, 4=43.8%, 8=54.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.4%, 10=3.0%, 20=11.1%, 50=30.6%, 100=28.4% lat (msec): 250=25.5%, 500=0.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13695 read : io=100MiB, bw=5,419KiB/s, runt= 19349msec slat (msec): min= 0, max= 2682, avg=307.99, stdev=658.23 clat (msec): min= 0, max= 348, avg=72.22, stdev=60.85 bw (KiB/s) : min= 15, max=12336, per=35.60%, avg=5594.12, stdev=2987.09 write: io=21,456KiB, bw=1,319KiB/s, runt= 16648msec slat (msec): min= 0, max= 13, avg= 0.81, stdev= 1.72 clat (msec): min= 10, max= 305, avg=79.88, stdev=52.83 bw (KiB/s) : min= 0, max= 8067, per=67.82%, avg=2791.30, stdev=3047.46 cpu : usr=8.81%, sys=0.50%, ctx=1054 IO depths : 1=0.2%, 2=1.8%, 4=43.5%, 8=54.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.0%, 10=3.5%, 20=12.5%, 50=26.9%, 100=31.0% lat (msec): 250=24.4%, 500=1.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13696 read : io=100MiB, bw=5,238KiB/s, runt= 20015msec slat (msec): min= 0, max= 2881, avg=593.38, stdev=1055.01 clat (msec): min= 0, max= 301, avg=68.22, stdev=57.59 bw (KiB/s) : min= 54, max=22855, per=38.26%, avg=6012.52, stdev=4481.89 write: io=19,036KiB, bw=1,134KiB/s, runt= 17176msec slat (msec): min= 0, max= 5, avg= 0.46, stdev= 0.91 clat (msec): min= 6, max= 277, avg=70.77, stdev=51.82 bw (KiB/s) : min= 0, max= 7074, per=65.36%, avg=2690.42, stdev=2485.25 cpu : usr=7.45%, sys=0.48%, ctx=1036 IO depths : 1=0.2%, 2=2.1%, 4=45.7%, 8=52.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=1.2%, 10=5.1%, 20=11.2%, 50=29.4%, 100=29.6% lat (msec): 250=22.4%, 500=0.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,716KiB/s, minb=5,238KiB/s, maxb=5,535KiB/s, mint=18942msec, maxt=20015msec WRITE: io=69,056KiB, aggrb=4,116KiB/s, minb=1,134KiB/s, maxb=1,730KiB/s, mint=18942msec, maxt=20015msec Disk stats (read/write): cciss!c0d0: ios=5546/1359, merge=1338/359, ticks=404472/203184, in_queue=607656, util=98.25% 4.90user 0.30system 0:20.50elapsed 25%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+138144outputs (0major+2334minor)pagefaults 0swaps