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] [12.0% done] [ 17262/ 8952 kb/s] [eta 00m:22s] Threads: 3: [mmm] [14.8% done] [ 12340/ 11234 kb/s] [eta 00m:23s] Threads: 3: [mmm] [17.9% done] [ 16144/ 8423 kb/s] [eta 00m:23s] Threads: 3: [mmm] [22.2% done] [ 21627/ 1220 kb/s] [eta 00m:21s] Threads: 3: [mmm] [28.0% done] [ 23058/ 0 kb/s] [eta 00m:18s] Threads: 3: [mmm] [32.0% done] [ 14073/ 6325 kb/s] [eta 00m:17s] Threads: 3: [mmm] [36.0% done] [ 10278/ 11319 kb/s] [eta 00m:16s] Threads: 3: [mmm] [37.0% done] [ 12792/ 7516 kb/s] [eta 00m:17s] Threads: 3: [mmm] [39.3% done] [ 7829/ 5723 kb/s] [eta 00m:17s] Threads: 3: [mFm] [41.4% done] [ 2835/ 6776 kb/s] [eta 00m:17s] Threads: 3: [mFm] [41.9% done] [ 475/ 7427 kb/s] [eta 00m:18s] Threads: 3: [mVm] [45.2% done] [ 35303/ 1219 kb/s] [eta 00m:17s] Threads: 2: [m_m] [48.4% done] [ 15110/ 0 kb/s] [eta 00m:16s] Threads: 2: [m_F] [50.0% done] [ 7764/ 650 kb/s] [eta 00m:16s] Threads: 2: [m_F] [51.5% done] [ 423/ 1549 kb/s] [eta 00m:16s] Threads: 1: [m__] [56.2% done] [ 40748/ 8 kb/s] [eta 00m:14s] Threads: 1: [m__] [59.4% done] [ 5877/ 0 kb/s] [eta 00m:13s] Threads: 1: [m__] [64.5% done] [ 6910/ 0 kb/s] [eta 00m:11s] Threads: 1: [F__] [100.0% done] [ 3713/ 1167 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=8074 read : io=100MiB, bw=4,848KiB/s, runt= 21627msec clat (msec): min= 0, max= 321, avg= 8.69, stdev=29.36 bw (KiB/s) : min= 54, max=12100, per=30.27%, avg=4402.94, stdev=3302.26 write: io=17,220KiB, bw=823KiB/s, runt= 21425msec clat (msec): min= 0, max= 570, avg=19.89, stdev=62.06 bw (KiB/s) : min= 0, max= 6766, per=42.89%, avg=1703.65, stdev=2133.99 cpu : usr=8.19%, sys=1.39%, ctx=5043 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=74.2%, 4=1.7%, 10=4.6%, 20=8.7%, 50=4.8%, 100=3.0% lat (msec): 250=2.4%, 500=0.4%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8075 read : io=100MiB, bw=7,471KiB/s, runt= 14034msec clat (msec): min= 0, max= 174, avg= 3.76, stdev=15.10 bw (KiB/s) : min= 9, max=17358, per=54.60%, avg=7941.71, stdev=5014.38 write: io=32,324KiB, bw=2,420KiB/s, runt= 13673msec clat (msec): min= 0, max= 290, avg= 4.59, stdev=18.66 bw (KiB/s) : min= 0, max=12016, per=146.25%, avg=5809.20, stdev=4850.13 cpu : usr=13.60%, sys=2.37%, ctx=3622 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=86.6%, 4=0.8%, 10=2.2%, 20=4.4%, 50=3.5%, 100=1.8% lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8076 read : io=100MiB, bw=5,831KiB/s, runt= 17980msec clat (msec): min= 0, max= 310, avg= 5.39, stdev=19.56 bw (KiB/s) : min= 9, max=12498, per=37.42%, avg=5443.08, stdev=3744.16 write: io=33,568KiB, bw=1,955KiB/s, runt= 17582msec clat (msec): min= 0, max= 419, avg=11.36, stdev=38.95 bw (KiB/s) : min= 0, max= 9856, per=99.89%, avg=3967.57, stdev=3566.92 cpu : usr=10.77%, sys=1.94%, ctx=4170 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=80.9%, 4=1.1%, 10=2.7%, 20=6.3%, 50=4.9%, 100=2.4% lat (msec): 250=1.3%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,545KiB/s, minb=4,848KiB/s, maxb=7,471KiB/s, mint=14034msec, maxt=21627msec WRITE: io=83,112KiB, aggrb=3,972KiB/s, minb=823KiB/s, maxb=2,420KiB/s, mint=14034msec, maxt=21627msec Disk stats (read/write): cciss!c0d0: ios=11748/1252, merge=0/19570, ticks=41952/526144, in_queue=568088, util=95.46% 5.62user 1.00system 0:21.85elapsed 30%CPU (0avgtext+0avgdata 0maxresident)k 93984inputs+166256outputs (0major+98581minor)pagefaults 0swaps