Site24x7

Site24x7 is a server monitoring software that helps you monitor your entire server infrastructure and server performance issues as well as outages.
In-depth visibility into key performance indicators of your data center's mail servers, web servers, virtual servers, database servers, and more can be provided. The performance of Windows, Linux, FreeBSD, and OS X servers with more than 60 performance metrics including CPU, disk, memory and thread can be tracked. Install ready-to-use 50+ plugin integrations and Microsoft applications including IIS, SQL, and Exchange are available in addition to monitoring servers. Server metrics like load average, thread and handle count of processes, and more can be provided from a single console