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] [ 17288/ 6950 kb/s] [eta 00m:19s] Threads: 3: [mmm] [20.0% done] [ 13228/ 8708 kb/s] [eta 00m:16s] Threads: 3: [mmm] [25.0% done] [ 12236/ 9160 kb/s] [eta 00m:15s] Threads: 3: [mmm] [28.6% done] [ 11308/ 9128 kb/s] [eta 00m:15s] Threads: 3: [mmm] [31.8% done] [ 15784/ 4952 kb/s] [eta 00m:15s] Threads: 3: [mmm] [36.4% done] [ 11780/ 8120 kb/s] [eta 00m:14s] Threads: 3: [mmm] [40.9% done] [ 14408/ 3828 kb/s] [eta 00m:13s] Threads: 3: [mmm] [45.5% done] [ 14024/ 3536 kb/s] [eta 00m:12s] Threads: 3: [mmm] [50.0% done] [ 10304/ 7812 kb/s] [eta 00m:11s] Threads: 3: [mmm] [54.5% done] [ 14844/ 3536 kb/s] [eta 00m:10s] Threads: 3: [mmm] [56.5% done] [ 10768/ 4540 kb/s] [eta 00m:10s] Threads: 3: [mmm] [60.9% done] [ 4024/ 9692 kb/s] [eta 00m:09s] Threads: 3: [mmm] [62.5% done] [ 8083/ 4204 kb/s] [eta 00m:09s] Threads: 3: [mmm] [64.0% done] [ 10500/ 840 kb/s] [eta 00m:09s] Threads: 3: [mmV] [68.0% done] [ 5452/ 5116 kb/s] [eta 00m:08s] Threads: 2: [mmE] [66.7% done] [ 32568/ 0 kb/s] [eta 00m:09s] Threads: 2: [VV_] [76.0% done] [ 33392/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [87.0% done] [ 32092/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=23394 read : io=100MiB, bw=5,104KiB/s, runt= 20543msec slat (msec): min= 0, max= 4044, avg=1046.83, stdev=1430.31 clat (msec): min= 1, max= 316, avg=57.67, stdev=54.81 bw (KiB/s) : min= 39, max=22932, per=40.02%, avg=6128.07, stdev=5927.25 write: io=41,672KiB, bw=2,585KiB/s, runt= 16503msec slat (msec): min= 0, max= 41, avg= 0.86, stdev= 3.17 clat (msec): min= 8, max= 259, avg=86.96, stdev=51.05 bw (KiB/s) : min= 0, max= 8428, per=57.15%, avg=3659.00, stdev=2699.47 cpu : usr=8.49%, sys=0.39%, ctx=1191 IO depths : 1=0.1%, 2=0.8%, 4=40.7%, 8=58.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.4%, 10=6.8%, 20=16.3%, 50=24.2%, 100=28.7% lat (msec): 250=22.3%, 500=1.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23395 read : io=100MiB, bw=5,122KiB/s, runt= 20472msec slat (msec): min= 0, max= 3339, avg=945.01, stdev=1232.14 clat (msec): min= 0, max= 321, avg=62.66, stdev=59.13 bw (KiB/s) : min= 24, max=15905, per=36.64%, avg=5610.65, stdev=3941.78 write: io=30,440KiB, bw=1,816KiB/s, runt= 17158msec slat (msec): min= 0, max= 9, avg= 0.45, stdev= 1.05 clat (msec): min= 2, max= 799, avg=66.00, stdev=74.69 bw (KiB/s) : min= 0, max=10320, per=47.18%, avg=3020.40, stdev=3123.74 cpu : usr=8.68%, sys=0.55%, ctx=1109 IO depths : 1=0.1%, 2=2.0%, 4=47.6%, 8=50.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=1.6%, 10=10.5%, 20=16.8%, 50=22.8%, 100=25.0% lat (msec): 250=22.0%, 500=0.5%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23396 read : io=100MiB, bw=5,731KiB/s, runt= 18294msec slat (msec): min= 0, max= 2147, avg=465.16, stdev=730.13 clat (msec): min= 0, max= 261, avg=55.15, stdev=50.40 bw (KiB/s) : min= 22, max=33857, per=43.06%, avg=6593.21, stdev=7774.27 write: io=35,164KiB, bw=2,227KiB/s, runt= 16162msec slat (msec): min= 0, max= 12, avg= 0.78, stdev= 1.65 clat (msec): min= 6, max= 281, avg=81.26, stdev=54.30 bw (KiB/s) : min= 0, max=11470, per=61.08%, avg=3910.57, stdev=3809.09 cpu : usr=10.12%, sys=0.44%, ctx=1166 IO depths : 1=0.1%, 2=0.5%, 4=41.5%, 8=57.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.3%, 10=5.2%, 20=18.3%, 50=29.6%, 100=25.8% lat (msec): 250=20.1%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,312KiB/s, minb=5,104KiB/s, maxb=5,731KiB/s, mint=18294msec, maxt=20543msec WRITE: io=105MiB, aggrb=6,402KiB/s, minb=1,816KiB/s, maxb=2,585KiB/s, mint=18294msec, maxt=20543msec Disk stats (read/write): cciss!c0d0: ios=5356/2003, merge=1148/302, ticks=337476/257704, in_queue=595180, util=99.24% 5.43user 0.30system 0:20.80elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+214592outputs (0major+2342minor)pagefaults 0swaps