AMS HBase Misc
The AMS HBase Misc dashboards display miscellaneous metrics related to the HBase cluster.
You can use these metrics for tasks like debugging authentication and authorization issues and exceptions raised by RegionServers.
| Row | Metrics | Description |
|---|---|---|
| REGIONS IN TRANSITION | Master - Regions in Transition | Number of regions in transition in the cluster. |
| Master - Regions in Transition Longer Than Threshold Time | Number of regions in transition that are in transition state for longer than 1 minute in the cluster. | |
| Regions in Transition Oldest Age | Maximum time that a region stayed in transition state. | |
| NUM THREADS - RUNNABLE | Master Num Threads - Runnable | Number of threads in the Master. |
| RegionServer Num Threads - Runnable | Number of threads in the RegionServer. | |
| NUM THREADS - BLOCKED | Master Num Threads - Blocked | Number of threads in the Blocked State in the Master. |
| RegionServer Num Threads - Blocked | Number of threads in the Blocked State in the RegionServer. | |
| NUM THREADS - WAITING | Master Num Threads - Waiting | Number of threads in the Waiting State in the Master. |
| RegionServer Num Threads - Waiting | Number of threads in the Waiting State in the RegionServer. | |
| NUM THREADS - TIMED WAITING | Master Num Threads - Timed Waiting | Number of threads in the Timed-Waiting State in the Master. |
| RegionServer Num Threads - Timed Waiting | Number of threads in the Timed-Waiting State in the RegionServer. | |
| NUM THREADS - NEW | Master Num Threads - New | Number of threads in the New State in the Master. |
| RegionServer Num Threads - New | Number of threads in the New State in the RegionServer. | |
| NUM THREADS - TERMINATED | Master Num Threads - Terminated | Number of threads in the Terminated State in the Master. |
| RegionServer Num Threads - Terminated | Number of threads in the Terminated State in the RegionServer. | |
| RPC AUTHENTICATION | RegionServer RPC Authentication Successes /s | Number of RPC successful authentications per second in the RegionServer. |
| RegionServer RPC Authentication Failures /s | Number of RPC failed authentications per second in the RegionServer. | |
| RPC Authorization | RegionServer RPC Authorization Successes /s | Number of RPC successful autorizations per second in the RegionServer. |
| RegionServer RPC Authorization Failures /s | Number of RPC failed autorizations per second in the RegionServer. | |
| EXCEPTIONS | Master Exceptions /s | Number of exceptions in the Master. |
| RegionServer Exceptions /s | Number of exceptions in the RegionServer. |