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] [ 12483/ 9593 kb/s] [eta 00m:18s] Threads: 3: [mmm] [20.0% done] [ 24547/ 276 kb/s] [eta 00m:16s] Threads: 3: [mmm] [23.8% done] [ 10827/ 9635 kb/s] [eta 00m:16s] Threads: 3: [mmm] [28.6% done] [ 13105/ 6878 kb/s] [eta 00m:15s] Threads: 3: [mmm] [33.3% done] [ 14895/ 6353 kb/s] [eta 00m:14s] Threads: 3: [mmm] [36.4% done] [ 3380/ 14923 kb/s] [eta 00m:14s] Threads: 3: [mmm] [40.9% done] [ 12763/ 5371 kb/s] [eta 00m:13s] Threads: 3: [mmm] [43.5% done] [ 10380/ 7476 kb/s] [eta 00m:13s] Threads: 3: [mmm] [47.8% done] [ 9550/ 7927 kb/s] [eta 00m:12s] Threads: 3: [mmm] [52.2% done] [ 10483/ 6964 kb/s] [eta 00m:11s] Threads: 3: [mmm] [54.2% done] [ 5987/ 7960 kb/s] [eta 00m:11s] Threads: 3: [mmm] [58.3% done] [ 9530/ 4136 kb/s] [eta 00m:10s] Threads: 3: [mmm] [60.0% done] [ 10197/ 4555 kb/s] [eta 00m:10s] Threads: 3: [mmm] [64.0% done] [ 9367/ 2896 kb/s] [eta 00m:09s] Threads: 3: [mmm] [68.0% done] [ 4185/ 6434 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 23515/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [76.0% done] [ 31344/ 0 kb/s] [eta 00m:06s] Threads: 2: [V_V] [83.3% done] [ 34321/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=1130 read : io=100MiB, bw=5,054KiB/s, runt= 20745msec slat (msec): min= 0, max= 4125, avg=1167.36, stdev=1556.86 clat (msec): min= 0, max= 358, avg=62.13, stdev=68.22 bw (KiB/s) : min= 23, max=15502, per=38.63%, avg=5856.97, stdev=3852.03 write: io=35,096KiB, bw=2,156KiB/s, runt= 16667msec slat (msec): min= 0, max= 10, avg= 0.57, stdev= 1.16 clat (msec): min= 6, max= 301, avg=69.32, stdev=55.09 bw (KiB/s) : min= 0, max= 8665, per=52.95%, avg=3394.44, stdev=2879.50 cpu : usr=8.21%, sys=0.64%, ctx=1172 IO depths : 1=0.1%, 2=1.1%, 4=47.6%, 8=51.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=1.0%, 10=11.7%, 20=14.9%, 50=27.4%, 100=23.7% lat (msec): 250=19.2%, 500=1.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1131 read : io=100MiB, bw=5,408KiB/s, runt= 19387msec slat (msec): min= 0, max= 3284, avg=555.91, stdev=1013.19 clat (msec): min= 5, max= 286, avg=66.60, stdev=59.38 bw (KiB/s) : min= 43, max=15065, per=36.68%, avg=5562.39, stdev=3913.06 write: io=27,384KiB, bw=1,736KiB/s, runt= 16150msec slat (msec): min= 0, max= 13, avg= 1.01, stdev= 1.91 clat (msec): min= 5, max= 276, avg=80.83, stdev=46.76 bw (KiB/s) : min= 0, max= 8255, per=53.40%, avg=3423.54, stdev=3463.45 cpu : usr=8.50%, sys=0.54%, ctx=1071 IO depths : 1=0.2%, 2=1.3%, 4=42.3%, 8=56.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=2.1%, 20=16.1%, 50=28.9%, 100=29.4% lat (msec): 250=22.6%, 500=0.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1132 read : io=100MiB, bw=5,092KiB/s, runt= 20590msec slat (msec): min= 0, max= 3358, avg=983.66, stdev=1199.84 clat (msec): min= 1, max= 357, avg=54.77, stdev=67.04 bw (KiB/s) : min= 38, max=28623, per=41.14%, avg=6237.39, stdev=6645.11 write: io=45,508KiB, bw=2,701KiB/s, runt= 17247msec slat (msec): min= 0, max= 9, avg= 0.73, stdev= 1.40 clat (msec): min= 5, max= 296, avg=81.98, stdev=57.16 bw (KiB/s) : min= 0, max= 7879, per=55.06%, avg=3530.21, stdev=2493.10 cpu : usr=8.92%, sys=0.47%, ctx=1283 IO depths : 1=0.2%, 2=1.2%, 4=44.3%, 8=54.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=1.1%, 10=14.0%, 20=18.2%, 50=22.1%, 100=22.7% lat (msec): 250=19.9%, 500=1.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,163KiB/s, minb=5,054KiB/s, maxb=5,408KiB/s, mint=19387msec, maxt=20745msec WRITE: io=105MiB, aggrb=6,411KiB/s, minb=1,736KiB/s, maxb=2,701KiB/s, mint=19387msec, maxt=20745msec Disk stats (read/write): cciss!c0d0: ios=5348/2164, merge=1588/318, ticks=349968/492892, in_queue=842860, util=99.68% 5.24user 0.34system 0:20.94elapsed 26%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+216008outputs (0major+2366minor)pagefaults 0swaps