[SAFS]: fix a unit test on NUMA buffer.
[SAFS]: fix a unit test on NUMA buffer.

icoming/FlashX,icoming/FlashX,icoming/FlashX,flashxio/FlashX,icoming/FlashX,flashxio/FlashX,flashxio/FlashX,flashxio/FlashX,flashxio/FlashX,flashxio/FlashX,icoming/FlashX