fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [13.0% done] [ 10799/ 10229 kb/s] [eta 00m:20s] Threads: 3: [mmm] [17.4% done] [ 10827/ 9420 kb/s] [eta 00m:19s] Threads: 3: [mmm] [21.7% done] [ 12361/ 6495 kb/s] [eta 00m:18s] Threads: 3: [mmm] [25.0% done] [ 14854/ 3107 kb/s] [eta 00m:18s] Threads: 3: [mmm] [29.2% done] [ 12511/ 5605 kb/s] [eta 00m:17s] Threads: 3: [mmm] [33.3% done] [ 17042/ 300 kb/s] [eta 00m:16s] Threads: 3: [mmm] [37.5% done] [ 16839/ 0 kb/s] [eta 00m:15s] Threads: 3: [mmm] [40.0% done] [ 8342/ 7785 kb/s] [eta 00m:15s] Threads: 3: [mmm] [44.0% done] [ 11958/ 2294 kb/s] [eta 00m:14s] Threads: 3: [mmm] [46.2% done] [ 7520/ 6943 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 8895/ 4364 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 9774/ 3851 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.6% done] [ 9635/ 2009 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 7150/ 3742 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 6434/ 2586 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 7423/ 2216 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 9119/ 203 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 7260/ 1334 kb/s] [eta 00m:11s] Threads: 3: [Vmm] [65.6% done] [ 5389/ 1728 kb/s] [eta 00m:11s] Threads: 3: [VVm] [66.7% done] [ 7748/ 2346 kb/s] [eta 00m:11s] Threads: 3: [VVm] [67.6% done] [ 16266/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.6% done] [ 19755/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [73.5% done] [ 18621/ 0 kb/s] [eta 00m:09s] Threads: 1: [__V] [78.8% done] [ 17848/ 0 kb/s] [eta 00m:07s] fio: (groupid=0): err= 0: pid=20928 read : io=100MiB, bw=4,066KiB/s, runt= 25786msec clat (msec): min= 0, max= 336, avg=10.98, stdev=20.57 bw (KiB/s) : min= 16, max=12915, per=36.65%, avg=4255.70, stdev=2474.09 write: io=25,856KiB, bw=1,268KiB/s, runt= 20876msec clat (msec): min= 1, max= 41, avg=13.14, stdev= 7.20 bw (KiB/s) : min= 0, max= 5510, per=44.56%, avg=1859.86, stdev=1784.52 cpu : usr=6.25%, sys=0.50%, ctx=2060 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=13.1%, 4=8.9%, 10=34.7%, 20=31.0%, 50=11.0%, 100=0.2% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20929 read : io=100MiB, bw=4,026KiB/s, runt= 26045msec clat (msec): min= 0, max= 222, avg=10.27, stdev=18.53 bw (KiB/s) : min= 8, max=12913, per=36.57%, avg=4247.36, stdev=2820.52 write: io=34,416KiB, bw=1,645KiB/s, runt= 21419msec clat (msec): min= 1, max= 114, avg=12.90, stdev= 9.28 bw (KiB/s) : min= 0, max= 7086, per=72.13%, avg=3010.61, stdev=2959.77 cpu : usr=7.10%, sys=0.41%, ctx=2160 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=17.7%, 4=8.8%, 10=31.7%, 20=29.3%, 50=11.2%, 100=0.1% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20930 read : io=100MiB, bw=3,871KiB/s, runt= 27087msec clat (msec): min= 0, max= 229, avg= 9.89, stdev=19.14 bw (KiB/s) : min= 7, max=22065, per=37.50%, avg=4354.76, stdev=4187.32 write: io=33,832KiB, bw=1,500KiB/s, runt= 23085msec clat (msec): min= 1, max= 213, avg=13.43, stdev=17.69 bw (KiB/s) : min= 0, max= 6281, per=51.66%, avg=2156.17, stdev=1826.22 cpu : usr=6.39%, sys=0.55%, ctx=2235 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=20.1%, 4=8.9%, 10=30.6%, 20=28.5%, 50=10.3%, 100=0.3% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,613KiB/s, minb=3,871KiB/s, maxb=4,066KiB/s, mint=25786msec, maxt=27087msec WRITE: io=94,104KiB, aggrb=4,174KiB/s, minb=1,268KiB/s, maxb=1,645KiB/s, mint=25786msec, maxt=27087msec Disk stats (read/write): cciss!c0d0: ios=5668/1779, merge=870/131, ticks=61164/24844, in_queue=86000, util=97.46% 5.20user 0.50system 0:27.41elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+188240outputs (0major+1027minor)pagefaults 0swaps