VMWare EXSi includes smartd, but not the full smartmontools suite, let's see if we can compile it statically.
For rsync, that works: http://www.virtuallyghetto.com/2011/02/how-to-compile-statically-linked-rsync.html / http://www.kickinass.net/vmware-esxi-5-1-rsync-3-0-9-statically-linked-binary-erstellen/