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] [13.6% done] [ 19747/ 3351 kb/s] [eta 00m:19s] Threads: 3: [mmm] [19.0% done] [ 1366/ 19711 kb/s] [eta 00m:17s] Threads: 3: [mmm] [23.8% done] [ 17697/ 5267 kb/s] [eta 00m:16s] Threads: 3: [mmm] [27.3% done] [ 16583/ 5377 kb/s] [eta 00m:16s] Threads: 3: [mmm] [30.4% done] [ 9896/ 10787 kb/s] [eta 00m:16s] Threads: 3: [mmm] [34.8% done] [ 20496/ 431 kb/s] [eta 00m:15s] Threads: 3: [mmm] [39.1% done] [ 12194/ 6989 kb/s] [eta 00m:14s] Threads: 3: [mmm] [43.5% done] [ 15452/ 5731 kb/s] [eta 00m:13s] Threads: 3: [mmm] [47.8% done] [ 13398/ 2326 kb/s] [eta 00m:12s] Threads: 3: [mmm] [52.2% done] [ 15078/ 0 kb/s] [eta 00m:11s] Threads: 3: [mmm] [56.5% done] [ 12959/ 2798 kb/s] [eta 00m:10s] Threads: 3: [mmm] [60.9% done] [ 6223/ 6707 kb/s] [eta 00m:09s] Threads: 3: [mmm] [62.5% done] [ 8920/ 2818 kb/s] [eta 00m:09s] Threads: 3: [mmm] [64.0% done] [ 7817/ 3782 kb/s] [eta 00m:09s] Threads: 3: [VmV] [65.4% done] [ 7659/ 5538 kb/s] [eta 00m:09s] Threads: 3: [VmV] [66.7% done] [ 26894/ 329 kb/s] [eta 00m:09s] Threads: 3: [VVV] [67.9% done] [ 26687/ 1395 kb/s] [eta 00m:09s] Threads: 1: [_V_] [76.9% done] [ 32210/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=1961 read : io=100MiB, bw=5,275KiB/s, runt= 19878msec slat (msec): min= 0, max= 3445, avg=569.37, stdev=1002.65 clat (msec): min= 0, max= 362, avg=63.95, stdev=60.23 bw (KiB/s) : min= 143, max=13750, per=37.09%, avg=5719.91, stdev=3635.71 write: io=30,000KiB, bw=1,852KiB/s, runt= 16581msec slat (msec): min= 0, max= 322, avg= 1.54, stdev=14.53 clat (msec): min= 7, max= 305, avg=76.37, stdev=59.87 bw (KiB/s) : min= 0, max= 7450, per=61.39%, avg=3292.80, stdev=3151.59 cpu : usr=8.65%, sys=0.70%, ctx=1032 IO depths : 1=0.2%, 2=2.2%, 4=48.2%, 8=49.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.4%, 10=6.9%, 20=15.6%, 50=27.6%, 100=27.2% lat (msec): 250=20.9%, 500=1.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1962 read : io=100MiB, bw=5,140KiB/s, runt= 20400msec slat (msec): min= 0, max= 2036, avg=417.39, stdev=707.44 clat (msec): min= 0, max= 860, avg=67.45, stdev=68.86 bw (KiB/s) : min= 134, max=19082, per=34.19%, avg=5271.61, stdev=4007.82 write: io=24,012KiB, bw=1,337KiB/s, runt= 18388msec slat (msec): min= 0, max= 10, avg= 0.59, stdev= 1.37 clat (msec): min= 3, max= 307, avg=77.44, stdev=63.31 bw (KiB/s) : min= 0, max= 7884, per=47.51%, avg=2548.38, stdev=2957.32 cpu : usr=7.76%, sys=0.55%, ctx=1010 IO depths : 1=0.4%, 2=2.9%, 4=47.3%, 8=49.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=1.3%, 10=6.2%, 20=13.6%, 50=26.5%, 100=29.4% lat (msec): 250=21.0%, 500=1.4%, 750=0.0%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1963 read : io=100MiB, bw=5,313KiB/s, runt= 19736msec slat (msec): min= 0, max= 2906, avg=593.68, stdev=922.82 clat (msec): min= 0, max= 819, avg=58.37, stdev=62.20 bw (KiB/s) : min= 22, max=20013, per=39.32%, avg=6062.69, stdev=5166.62 write: io=42,324KiB, bw=2,573KiB/s, runt= 16842msec slat (msec): min= 0, max= 82, avg= 1.04, stdev= 3.74 clat (msec): min= 3, max= 299, avg=79.68, stdev=60.47 bw (KiB/s) : min= 0, max=10097, per=67.08%, avg=3598.06, stdev=3274.25 cpu : usr=9.65%, sys=0.59%, ctx=1057 IO depths : 1=0.2%, 2=2.1%, 4=47.7%, 8=50.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.9%, 10=8.6%, 20=15.4%, 50=24.6%, 100=30.6% lat (msec): 250=18.3%, 500=1.0%, 750=0.0%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,420KiB/s, minb=5,140KiB/s, maxb=5,313KiB/s, mint=19736msec, maxt=20400msec WRITE: io=96,336KiB, aggrb=5,364KiB/s, minb=1,337KiB/s, maxb=2,573KiB/s, mint=19736msec, maxt=20400msec Disk stats (read/write): cciss!c0d0: ios=5627/1852, merge=1108/237, ticks=367172/195468, in_queue=562636, util=99.50% 5.26user 0.38system 0:20.61elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+192704outputs (0major+2357minor)pagefaults 0swaps