Hadoop NameNode

Table 1-132 Supported Configuration Metrics for Hosted Target

Metric Group Name Unit Description
Resource Allocation Total CPUs N/A Total number of CPUs allocated or available to the entity
Resource Allocation Total Memory GB Total amount of usable Physical RAM allocated or available to the entity

Table 1-133 Supported Status and Performance Metrics for Hadoop NameNode

Metric Group Category Name Unit Description

State

Availability

State

NA

Active or standby state of namenode

RPC Activity

Load

RPC Queue Length

NA

Length of the RPC queue

RPC Activity

Load

RPC Open Connections

NA

Number of RPC open connections

RPC Activity

Response

Average RPC Processing Time

ms

Average RPC Processing time in milliseconds

RPC Activity

Response

Average RPC Queue Time

ms

Average RPC queue time in milliseconds

Transactions

Load

Transactions since Last Checkpoint

NA

Number of transactions since last checkpoint

Transactions

Load

Transactions since Last Log Roll

NA

Number of transactions since last edit log roll

Table 1-134 Supported Status and Performance Metrics for Hosted Target

Metric Group Category Name Unit Description
CPU Utilization CPU Usage sec All CPUs usage during the interval
CPU N/A CPU Utilization % Percentage of CPU that was utilized
CPU N/A Interval sec Interval of metric collection
Memory Load Memory Usage GB Memory used in GB
Memory Utilization Memory Utilization % Percentage of memory that is utilized
Memory N/A Interval sec Interval of metric collection

Table 1-135 Status and Performance Metrics for Generic Target

Metric Group Category Name Unit Description
Response Availability Status N/A Status of the target