It continually makes more sense to move to a management and monitoring system like System Center Operations Manager 2012 R2. The System Center team has done a lot of work over the past several months to knock down the stigma associated with limitations of SCOM especially the ability to monitor Non-Windows systems.
The latest update releases for Operations Manager 2012 SP1 and R2 both show the Microsoft product team releasing:
System Center 2012 R2 Update Release 4 - Release Date 10/28/2014
Management Packs were updated for several Linux distros