??????????
???????
????SATA??????????

???7200?SATA????????????????????o???SSD?????????????????????????????写??????????????????

 

 

????SSD??????????

??????楗�512KB????????????????????250MB/s-270MB/s?????写???????????200MB/s-210MB/s??

小????楗�16KB?????????????????140MB/s?????写???120MB/s-130MB/s??

 

 

?????sheepdog????????

????????????魏??????????锟�?????????????????virtio?????????????sheepdog????sheepdog????????????????

???写

??????小?16KB????????13-14MB/s
??????小??256KB-4MB?????????30-35MB/s
????

??????小?16KB????????25MB/s?????????????????小??????????妫�?????20MB/s
??????小??512KB-4MB?????????125-140MB/s??????????????小??????????妫�?????80MB/s????
????????????????????512MB?????????????????????4GB?????????