FederationRPCMBean (Apache Hadoop HDFS-RBF 3.4.1.100-eep-941 API)

All Known Implementing Classes:

FederationRPCMetrics
```
@Private
@Evolving
public interface FederationRPCMBean
```
JMX interface for the RPC server. TODO use the default RPC MBean.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`long`	`getActiveProxyOps()`
`java.lang.String`	`getAsyncCallerPool()`	Get the JSON representation of the async caller thread pool.
`java.lang.String`	`getAvailableHandlerOnPerNs()`	JSON representation of the available handler per Ns.
`long`	`getObserverProxyOps()`
`double`	`getProcessingAvg()`
`long`	`getProcessingOps()`
`double`	`getProxyAvg()`
`long`	`getProxyOpFailureClientOverloaded()`
`long`	`getProxyOpFailureCommunicate()`
`long`	`getProxyOpFailureStandby()`
`long`	`getProxyOpNoNamenodes()`
`long`	`getProxyOpNotImplemented()`
`java.lang.String`	`getProxyOpPermitAcceptedPerNs()`	Get the number of operations accepted of each namespace.
`long`	`getProxyOpPermitRejected()`	Get the number of operations rejected due to lack of permits.
`java.lang.String`	`getProxyOpPermitRejectedPerNs()`	Get the number of operations rejected due to lack of permits of each namespace.
`long`	`getProxyOpRetries()`
`long`	`getProxyOps()`
`long`	`getRouterFailureLockedOps()`
`long`	`getRouterFailureReadOnlyOps()`
`long`	`getRouterFailureSafemodeOps()`
`long`	`getRouterFailureStateStoreOps()`
`java.lang.String`	`getRpcClientConnections()`	JSON representation of the RPC connections from the Router to the NNs.
`int`	`getRpcClientNumActiveConnections()`	Get the number of active RPC connections between the Router and the NNs.
`int`	`getRpcClientNumActiveConnectionsRecently()`	Get the number of recently active RPC connections between the Router and the NNs.
`int`	`getRpcClientNumConnectionPools()`	Get the number of connection pools between the Router and a NNs.
`int`	`getRpcClientNumConnections()`	Get the number of RPC connections between the Router and the NNs.
`int`	`getRpcClientNumCreatingConnections()`	Get the number of RPC connections to be created.
`int`	`getRpcClientNumIdleConnections()`	Get the number of idle RPC connections between the Router and the NNs.
`int`	`getRpcServerCallQueue()`
`int`	`getRpcServerNumOpenConnections()`	Get the number of RPC connections between the clients and the Router.

- Method Detail
  - getProxyOps
```
long getProxyOps()
```
  - getActiveProxyOps
```
long getActiveProxyOps()
```
  - getObserverProxyOps
```
long getObserverProxyOps()
```
  - getProxyAvg
```
double getProxyAvg()
```
  - getProcessingOps
```
long getProcessingOps()
```
  - getProcessingAvg
```
double getProcessingAvg()
```
  - getProxyOpFailureCommunicate
```
long getProxyOpFailureCommunicate()
```
  - getProxyOpFailureStandby
```
long getProxyOpFailureStandby()
```
  - getProxyOpFailureClientOverloaded
```
long getProxyOpFailureClientOverloaded()
```
  - getProxyOpNotImplemented
```
long getProxyOpNotImplemented()
```
  - getProxyOpRetries
```
long getProxyOpRetries()
```
  - getProxyOpNoNamenodes
```
long getProxyOpNoNamenodes()
```
  - getRouterFailureStateStoreOps
```
long getRouterFailureStateStoreOps()
```
  - getRouterFailureReadOnlyOps
```
long getRouterFailureReadOnlyOps()
```
  - getRouterFailureLockedOps
```
long getRouterFailureLockedOps()
```
  - getRouterFailureSafemodeOps
```
long getRouterFailureSafemodeOps()
```
  - getRpcServerCallQueue
```
int getRpcServerCallQueue()
```
  - getRpcServerNumOpenConnections
```
int getRpcServerNumOpenConnections()
```
    Get the number of RPC connections between the clients and the Router.
    
    Returns:
    
    Number of RPC connections between the clients and the Router.
  - getRpcClientNumConnections
```
int getRpcClientNumConnections()
```
    Get the number of RPC connections between the Router and the NNs.
    
    Returns:
    
    Number of RPC connections between the Router and the NNs.
  - getRpcClientNumActiveConnections
```
int getRpcClientNumActiveConnections()
```
    Get the number of active RPC connections between the Router and the NNs.
    
    Returns:
    
    Number of active RPC connections between the Router and the NNs.
  - getRpcClientNumIdleConnections
```
int getRpcClientNumIdleConnections()
```
    Get the number of idle RPC connections between the Router and the NNs.
    
    Returns:
    
    Number of idle RPC connections between the Router and the NNs.
  - getRpcClientNumActiveConnectionsRecently
```
int getRpcClientNumActiveConnectionsRecently()
```
    Get the number of recently active RPC connections between the Router and the NNs.
    
    Returns:
    
    Number of recently active RPC connections between the Router and the NNs.
  - getRpcClientNumCreatingConnections
```
int getRpcClientNumCreatingConnections()
```
    Get the number of RPC connections to be created.
    
    Returns:
    
    Number of RPC connections to be created.
  - getRpcClientNumConnectionPools
```
int getRpcClientNumConnectionPools()
```
    Get the number of connection pools between the Router and a NNs.
    
    Returns:
    
    Number of connection pools between the Router and a NNs.
  - getRpcClientConnections
```
java.lang.String getRpcClientConnections()
```
    JSON representation of the RPC connections from the Router to the NNs.
    
    Returns:
    
    JSON string representation.
  - getAvailableHandlerOnPerNs
```
java.lang.String getAvailableHandlerOnPerNs()
```
    JSON representation of the available handler per Ns.
    
    Returns:
    
    JSON string representation.
  - getAsyncCallerPool
```
java.lang.String getAsyncCallerPool()
```
    Get the JSON representation of the async caller thread pool.
    
    Returns:
    
    JSON string representation of the async caller thread pool.
  - getProxyOpPermitRejected
```
long getProxyOpPermitRejected()
```
    Get the number of operations rejected due to lack of permits.
    
    Returns:
    
    Number of operations rejected due to lack of permits.
  - getProxyOpPermitRejectedPerNs
```
java.lang.String getProxyOpPermitRejectedPerNs()
```
    Get the number of operations rejected due to lack of permits of each namespace.
    
    Returns:
    
    Number of operations rejected due to lack of permits of each namespace.
  - getProxyOpPermitAcceptedPerNs
```
java.lang.String getProxyOpPermitAcceptedPerNs()
```
    Get the number of operations accepted of each namespace.
    
    Returns:
    
    Number of operations accepted of each namespace.

Interface FederationRPCMBean

Method Summary

Method Detail

getProxyOps

getActiveProxyOps

getObserverProxyOps

getProxyAvg

getProcessingOps

getProcessingAvg

getProxyOpFailureCommunicate

getProxyOpFailureStandby

getProxyOpFailureClientOverloaded

getProxyOpNotImplemented

getProxyOpRetries

getProxyOpNoNamenodes

getRouterFailureStateStoreOps

getRouterFailureReadOnlyOps

getRouterFailureLockedOps

getRouterFailureSafemodeOps

getRpcServerCallQueue

getRpcServerNumOpenConnections

getRpcClientNumConnections

getRpcClientNumActiveConnections

getRpcClientNumIdleConnections

getRpcClientNumActiveConnectionsRecently

getRpcClientNumCreatingConnections

getRpcClientNumConnectionPools

getRpcClientConnections

getAvailableHandlerOnPerNs

getAsyncCallerPool

getProxyOpPermitRejected

getProxyOpPermitRejectedPerNs

getProxyOpPermitAcceptedPerNs