YARN ResourceManager
Metrics to see status of ResourceManagers on the YARN cluster.
Row | Metrics | Description |
---|---|---|
RPC STATS | RPC Avg Processing / Queue Time | Average time for processing/queuing a RPC call. |
RPC Call Queue Length | The length of the RPC call queue. | |
RPC Slow calls | Number of slow RPC calls. | |
MEMORY USAGE | Heap Mem Usage | Current heap memory usage. |
NonHeap Mem Usage | Current non-heap memory usage. | |
GC STATS | GC count | Accumulated GC count over time. |
GcTime | Accumulated GC time over time. | |
LOG ERRORS | Log Error / Fatal | Number of ERROR/FATAL logs. |
AUTHORIZATION & AUTHENTICATION FAILURES | RPC Authorization Failures | Number of authorization failures. |
RPC Authentication Failures | Number of authentication failures. |