Hadoop TaskTracker RPC activity (HADOOP_TASKTRACKER_RPCACTIVITY)

The HADOOP_TASKTRACKER_RPCACTIVITY application class monitors the RPC activities of the TaskTracker. The Hadoop KM gathers these attributes by executing the following query:

<TaskTracker jmx url>?qry=Hadoop:service=TaskTracker,name=RpcActivity.*

where,

<TaskTracker jmx url>  Java Management Extensions url, http://<<TaskTracker name>>:<<TaskTracker port>>/jmx

qry is Hadoop by default

service contains the type of the group, for example, DataNode, ResourceManager, JobTracker, ResourceManager, TaskTracker and other available groups

name contains the type of metrics data you want to collect and display, for example, JVMmetrics, Queuemetrics, RPCactivity and other available metrics types

Application class attributes

Attributes (parameters)