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] [ 7712/ 14277 kb/s] [eta 00m:20s] Threads: 3: [mmm] [18.2% done] [ 9916/ 9973 kb/s] [eta 00m:18s] Threads: 3: [mmm] [21.7% done] [ 10579/ 7683 kb/s] [eta 00m:18s] Threads: 3: [mmm] [26.1% done] [ 18808/ 435 kb/s] [eta 00m:17s] Threads: 3: [mmm] [30.4% done] [ 14712/ 3424 kb/s] [eta 00m:16s] Threads: 3: [mmm] [33.3% done] [ 7850/ 8017 kb/s] [eta 00m:16s] Threads: 3: [mmm] [36.0% done] [ 14089/ 3221 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.0% done] [ 8370/ 7451 kb/s] [eta 00m:15s] Threads: 3: [mmm] [42.3% done] [ 12328/ 3184 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.2% done] [ 3709/ 9766 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 8545/ 5133 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 8045/ 4409 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.6% done] [ 6491/ 4881 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 5893/ 5450 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 6593/ 3172 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 8480/ 2017 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 4185/ 3616 kb/s] [eta 00m:12s] Threads: 3: [Vmm] [62.5% done] [ 6455/ 1403 kb/s] [eta 00m:12s] Threads: 3: [Vmm] [63.6% done] [ 16469/ 435 kb/s] [eta 00m:12s] Threads: 3: [VVm] [62.9% done] [ 19076/ 768 kb/s] [eta 00m:13s] Threads: 2: [_Vm] [63.9% done] [ 24100/ 122 kb/s] [eta 00m:13s] Threads: 2: [_Vm] [63.2% done] [ 25300/ 89 kb/s] [eta 00m:14s] Threads: 1: [__m] [65.8% done] [ 4331/ 3770 kb/s] [eta 00m:13s] Threads: 1: [__V] [76.5% done] [ 12377/ 1374 kb/s] [eta 00m:08s] fio: (groupid=0): err= 0: pid=11017 read : io=100MiB, bw=4,565KiB/s, runt= 22969msec clat (msec): min= 0, max= 127, avg= 8.65, stdev=11.06 bw (KiB/s) : min= 80, max=18869, per=48.02%, avg=5564.58, stdev=4680.86 write: io=39,412KiB, bw=2,015KiB/s, runt= 20022msec clat (msec): min= 1, max= 46, avg=12.59, stdev= 7.47 bw (KiB/s) : min= 0, max= 9009, per=77.42%, avg=3701.57, stdev=2968.71 cpu : usr=8.10%, sys=0.52%, ctx=2103 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=17.9%, 4=10.0%, 10=30.2%, 20=32.4%, 50=8.8%, 100=0.1% lat (msec): 250=0.4%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11018 read : io=100MiB, bw=4,309KiB/s, runt= 24334msec clat (msec): min= 0, max= 131, avg= 7.26, stdev=12.16 bw (KiB/s) : min= 2, max=25468, per=42.89%, avg=4971.06, stdev=5997.23 write: io=45,444KiB, bw=2,160KiB/s, runt= 21541msec clat (msec): min= 1, max= 123, avg=12.63, stdev=11.84 bw (KiB/s) : min= 0, max= 7333, per=55.67%, avg=2661.59, stdev=2344.29 cpu : usr=7.94%, sys=0.51%, ctx=2366 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=26.0%, 4=8.1%, 10=30.3%, 20=26.5%, 50=8.0%, 100=0.3% lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11019 read : io=100MiB, bw=3,863KiB/s, runt= 27142msec clat (msec): min= 0, max= 212, avg= 9.42, stdev=14.99 bw (KiB/s) : min= 6, max=26386, per=40.80%, avg=4728.07, stdev=5623.76 write: io=34,572KiB, bw=1,384KiB/s, runt= 25575msec clat (msec): min= 1, max= 224, avg=14.70, stdev=24.20 bw (KiB/s) : min= 0, max= 6356, per=40.23%, avg=1923.23, stdev=2076.05 cpu : usr=6.01%, sys=0.34%, ctx=2246 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=22.8%, 4=8.2%, 10=27.5%, 20=29.9%, 50=9.5%, 100=0.6% lat (msec): 250=1.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,589KiB/s, minb=3,863KiB/s, maxb=4,565KiB/s, mint=22969msec, maxt=27142msec WRITE: io=117MiB, aggrb=4,781KiB/s, minb=1,384KiB/s, maxb=2,160KiB/s, mint=22969msec, maxt=27142msec Disk stats (read/write): cciss!c0d0: ios=5612/2514, merge=1122/246, ticks=50168/38252, in_queue=88416, util=96.64% 5.43user 0.44system 0:27.45elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+238896outputs (0major+1037minor)pagefaults 0swaps