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] [12.0% done] [ 15282/ 8317 kb/s] [eta 00m:22s] Threads: 3: [mmm] [17.4% done] [ 13511/ 8187 kb/s] [eta 00m:19s] Threads: 3: [mmm] [21.7% done] [ 13718/ 8293 kb/s] [eta 00m:18s] Threads: 3: [mmm] [27.3% done] [ 12645/ 8257 kb/s] [eta 00m:16s] Threads: 3: [mmm] [31.8% done] [ 12259/ 8578 kb/s] [eta 00m:15s] Threads: 3: [mmm] [36.4% done] [ 19313/ 369 kb/s] [eta 00m:14s] Threads: 3: [mmm] [40.9% done] [ 11727/ 9256 kb/s] [eta 00m:13s] Threads: 3: [mmm] [45.5% done] [ 9975/ 8354 kb/s] [eta 00m:12s] Threads: 3: [mmm] [47.8% done] [ 11235/ 5575 kb/s] [eta 00m:12s] Threads: 3: [mmm] [52.2% done] [ 10122/ 6343 kb/s] [eta 00m:11s] Threads: 3: [mmm] [56.5% done] [ 10215/ 5327 kb/s] [eta 00m:10s] Threads: 3: [mmm] [58.3% done] [ 13494/ 0 kb/s] [eta 00m:10s] Threads: 3: [mmm] [62.5% done] [ 11113/ 1873 kb/s] [eta 00m:09s] Threads: 3: [mmm] [64.0% done] [ 7960/ 4400 kb/s] [eta 00m:09s] Threads: 3: [mVm] [65.4% done] [ 5684/ 5290 kb/s] [eta 00m:09s] Threads: 2: [m_V] [66.7% done] [ 15648/ 2137 kb/s] [eta 00m:09s] Threads: 2: [m_V] [67.9% done] [ 37827/ 0 kb/s] [eta 00m:09s] Threads: 1: [V__] [90.9% done] [ 40894/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=29318 read : io=100MiB, bw=5,130KiB/s, runt= 20439msec slat (msec): min= 0, max= 2609, avg=942.09, stdev=1041.81 clat (msec): min= 0, max= 247, avg=48.00, stdev=51.59 bw (KiB/s) : min= 16, max=40584, per=45.02%, avg=6928.20, stdev=10369.79 write: io=48,584KiB, bw=2,786KiB/s, runt= 17856msec slat (msec): min= 0, max= 51, avg= 1.01, stdev= 2.91 clat (msec): min= 2, max= 305, avg=82.44, stdev=60.51 bw (KiB/s) : min= 0, max= 9903, per=63.15%, avg=3935.70, stdev=2981.96 cpu : usr=9.00%, sys=0.57%, ctx=1114 IO depths : 1=0.9%, 2=4.1%, 4=42.7%, 8=52.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=1.7%, 10=13.1%, 20=18.9%, 50=23.0%, 100=21.8% lat (msec): 250=20.4%, 500=0.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29319 read : io=100MiB, bw=5,843KiB/s, runt= 17945msec slat (msec): min= 0, max= 1466, avg=127.03, stdev=347.50 clat (msec): min= 0, max= 309, avg=68.85, stdev=52.31 bw (KiB/s) : min= 20, max=14190, per=39.31%, avg=6050.55, stdev=3181.10 write: io=13,936KiB, bw=864KiB/s, runt= 16498msec slat (msec): min= 0, max= 9, avg= 0.68, stdev= 1.34 clat (msec): min= 4, max= 279, avg=82.41, stdev=67.10 bw (KiB/s) : min= 0, max= 7358, per=38.67%, avg=2409.62, stdev=3152.97 cpu : usr=8.85%, sys=0.56%, ctx=785 IO depths : 1=1.0%, 2=5.4%, 4=47.0%, 8=46.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.1%, 10=2.4%, 20=10.9%, 50=30.3%, 100=32.6% lat (msec): 250=22.6%, 500=0.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29320 read : io=100MiB, bw=5,467KiB/s, runt= 19177msec slat (msec): min= 0, max= 2416, avg=750.11, stdev=936.54 clat (msec): min= 0, max= 291, avg=48.53, stdev=51.85 bw (KiB/s) : min= 30, max=38756, per=44.85%, avg=6902.50, stdev=9716.35 write: io=46,164KiB, bw=2,811KiB/s, runt= 16816msec slat (msec): min= 0, max= 118, avg= 1.41, stdev= 5.91 clat (msec): min= 4, max= 306, avg=83.11, stdev=59.73 bw (KiB/s) : min= 0, max= 8353, per=61.07%, avg=3806.06, stdev=2889.71 cpu : usr=9.16%, sys=0.73%, ctx=1056 IO depths : 1=0.7%, 2=4.5%, 4=45.2%, 8=49.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=1.4%, 10=10.6%, 20=17.6%, 50=26.9%, 100=23.7% lat (msec): 250=18.1%, 500=1.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,390KiB/s, minb=5,130KiB/s, maxb=5,843KiB/s, mint=17945msec, maxt=20439msec WRITE: io=106MiB, aggrb=6,232KiB/s, minb=864KiB/s, maxb=2,811KiB/s, mint=17945msec, maxt=20439msec Disk stats (read/write): cciss!c0d0: ios=5682/2031, merge=1116/392, ticks=326592/173172, in_queue=499756, util=99.03% 5.24user 0.36system 0:20.70elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+217408outputs (0major+2353minor)pagefaults 0swaps