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] [15.0% done] [ 19276/ 6398 kb/s] [eta 00m:17s] Threads: 3: [mmm] [21.1% done] [ 20768/ 5141 kb/s] [eta 00m:15s] Threads: 3: [mmm] [25.0% done] [ 8855/ 15188 kb/s] [eta 00m:15s] Threads: 3: [mmm] [30.0% done] [ 15285/ 6386 kb/s] [eta 00m:14s] Threads: 3: [mmm] [33.3% done] [ 14956/ 8643 kb/s] [eta 00m:14s] Threads: 3: [mmm] [38.1% done] [ 14573/ 7000 kb/s] [eta 00m:13s] Threads: 3: [mmm] [42.9% done] [ 17567/ 3144 kb/s] [eta 00m:12s] Threads: 3: [mmm] [47.6% done] [ 9013/ 9603 kb/s] [eta 00m:11s] Threads: 3: [mmm] [52.4% done] [ 7793/ 7866 kb/s] [eta 00m:10s] Threads: 3: [mmm] [54.5% done] [ 5706/ 9212 kb/s] [eta 00m:10s] Threads: 3: [mmm] [56.5% done] [ 11942/ 1777 kb/s] [eta 00m:10s] Threads: 3: [mmm] [60.9% done] [ 9888/ 3648 kb/s] [eta 00m:09s] Threads: 3: [mmm] [62.5% done] [ 7256/ 4396 kb/s] [eta 00m:09s] Threads: 3: [VVm] [66.7% done] [ 8862/ 3864 kb/s] [eta 00m:08s] Threads: 3: [VVV] [70.8% done] [ 32401/ 231 kb/s] [eta 00m:07s] Threads: 3: [VVV] [78.3% done] [ 27769/ 0 kb/s] [eta 00m:05s] Threads: 1: [__V] [86.4% done] [ 29927/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=17401 read : io=100MiB, bw=5,516KiB/s, runt= 19009msec slat (msec): min= 0, max= 4777, avg=1139.39, stdev=1578.46 clat (msec): min= 0, max= 270, avg=54.25, stdev=52.23 bw (KiB/s) : min= 2, max=14154, per=42.04%, avg=6901.15, stdev=4273.38 write: io=35,016KiB, bw=2,513KiB/s, runt= 14265msec slat (msec): min= 0, max= 217, avg= 1.39, stdev=12.39 clat (msec): min= 6, max= 312, avg=68.77, stdev=36.02 bw (KiB/s) : min= 0, max= 9644, per=71.38%, avg=4379.57, stdev=2759.66 cpu : usr=9.26%, sys=0.42%, ctx=1479 IO depths : 1=0.3%, 2=1.4%, 4=46.2%, 8=52.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.8%, 10=9.2%, 20=14.7%, 50=25.2%, 100=34.2% lat (msec): 250=15.0%, 500=0.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17402 read : io=100MiB, bw=5,572KiB/s, runt= 18818msec slat (msec): min= 0, max= 3518, avg=750.79, stdev=1097.39 clat (msec): min= 0, max= 325, avg=61.84, stdev=56.99 bw (KiB/s) : min= 70, max=16596, per=36.40%, avg=5974.90, stdev=3903.75 write: io=31,620KiB, bw=2,113KiB/s, runt= 15323msec slat (msec): min= 0, max= 13, avg= 0.74, stdev= 1.57 clat (msec): min= 6, max= 235, avg=60.67, stdev=41.96 bw (KiB/s) : min= 0, max= 8028, per=55.20%, avg=3387.25, stdev=3286.10 cpu : usr=9.25%, sys=0.53%, ctx=1389 IO depths : 1=0.2%, 2=2.2%, 4=51.2%, 8=46.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.5%, 10=8.7%, 20=16.7%, 50=22.9%, 100=31.7% lat (msec): 250=18.1%, 500=0.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17403 read : io=100MiB, bw=5,471KiB/s, runt= 19163msec slat (msec): min= 0, max= 3260, avg=607.73, stdev=1055.80 clat (msec): min= 0, max= 333, avg=64.28, stdev=56.76 bw (KiB/s) : min= 150, max=15447, per=35.89%, avg=5890.93, stdev=3850.37 write: io=29,600KiB, bw=1,887KiB/s, runt= 16059msec slat (msec): min= 0, max= 24, avg= 0.96, stdev= 1.84 clat (msec): min= 6, max= 236, avg=86.02, stdev=45.46 bw (KiB/s) : min= 0, max= 8257, per=51.96%, avg=3188.20, stdev=3004.78 cpu : usr=9.39%, sys=0.40%, ctx=1372 IO depths : 1=0.3%, 2=2.5%, 4=49.6%, 8=47.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.9%, 10=5.8%, 20=13.7%, 50=21.9%, 100=33.6% lat (msec): 250=22.4%, 500=1.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=16,415KiB/s, minb=5,471KiB/s, maxb=5,572KiB/s, mint=18818msec, maxt=19163msec WRITE: io=96,236KiB, aggrb=6,136KiB/s, minb=1,887KiB/s, maxb=2,513KiB/s, mint=18818msec, maxt=19163msec Disk stats (read/write): cciss!c0d0: ios=4737/1772, merge=1262/329, ticks=293916/294652, in_queue=588576, util=99.32% 5.35user 0.28system 0:19.40elapsed 29%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+192504outputs (0major+2354minor)pagefaults 0swaps