Hadoop - Metrics

JvmMetrics

RetryCache/NameNodeRetryCache: RetryCache metrics is useful to monitor NameNode fail-over. Each metrics record contains Hostname tag.

rpc

rpcdetailed

namenode: HDFS - NameNode

FSNamesystem: hdfs global

JournalNode: HDFS - JournalNode (JN)

datanode: HDFS - DataNode

FsVolume: Per-volume metrics contain Datanode Volume IO related statistics.

ClusterMetrics: shows the metrics of the YARN cluster from the .:yarn:rm|ResourceManager]]’s perspective.

QueueMetrics: shows an application queue from the ResourceManager’s perspective.

NodeManagerMetrics: shows the statistics of the containers in the node.

ContainerMetrics: shows the resource utilization statistics of a container.

UgiMetrics

MetricsSystem

StartupProgress