Hadoop NameNode
Table 1-148 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 1-149 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 1-150 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 1-151 Status and Performance Metrics for Generic Target
Metric Group | Category | Name | Unit | Description |
---|---|---|---|---|
Response | Availability | Status | N/A | Status of the target |