In HBase ecosystem, it's must to monitor the cluster to control and improve their performance and states as it grows. As HBase sits on top of Hadoop ecosystem and serves real-time user traffic, it's essential to see the performance of the cluster at any given point of time, this allows us to detect the problem well in advance and take corrective actions before it happens.
It is important to know some of the details of Ganglia and its distributed components before we get into the details of managing clusters
This is an acronym for a low footprint service known as Ganglia Monitoring Daemon. This service needs to be installed at each node from where we want to pull the matrix. This daemon is the actual workhorse ...