Ganglia is described as 'Scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters. It leverages widely used technologies such as XML for data representation, XDR for' and is a Network Monitor in the network & admin category. There are more than 10 alternatives to Ganglia for a variety of platforms, including Web-based, Linux, Mac, Self-Hosted and Windows apps. The best Ganglia alternative is Zabbix, which is both free and Open Source. Other great apps like Ganglia are Netdata, Datadog, Munin and Netler.
LANState is a simple NMS with the network topology mapping and device monitoring functions. Add hosts to a graphical network map and monitor their state in the real time. Receive failure notifications when hosts and services go down.
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