250????????sheepdog????????????????????numjob??iodepth???????в???????????????????????250???????????????????8????IO??????????1??4??16??64??256?????????????????????16??????????????????

IOPS????2?????????棬???????
????????IO??????????????????????????￡???????????sheepdog??IOPS????6000??????????????SSD?????????????9000??????????Щ????

????????????????????IO?????????????????IO??????????????????????￡?IOPS????????40000-50000?????????????????SSD?????????????

??????????????????????????????????????С?????????????????飬????????????????

?????????????????????????????????л???????IOPS???????????????80%????????????????ж????檔?????sheepdog??????????????IOPS??????????У????????????С??512B??????????512KB???????????????????????У?????sheepdog??cache???????е??????????????????????IOPS?????????????????????????????????2???????????