Complex sentence: This minimizes the amount of the relatively hard-to-debug kernel code needed to implement the LVM and also allows its I/O redirection services to be shared with other volume managers (such as EVMS).
Split into simpler sentences: This minimizes the amount of relatively hard-to-debug kernel code needed to implement the LVM. It also allows its I/O redirection services to be shared with other volume managers (such as EVMS).