FreeBSD ZFS Backed ESXi Storage Over NFS
FreeNAS NFS dataset set sync=disabled zfs set sync=disabled tank/dataset Need to remeber have data risk. https://www.ateamsystems.com/tech-blog/solved-performance-issues-with-freebsd-zfs-backed-esxi-storage-over-nfs/ http://christopher-technicalmusings.blogspot.tw/2011/06/speeding-up-freebsds-nfs-on-zfs-for-esx.html