ServerMetrics (Apache HBase 2.2.3 API)

All Known Implementing Classes:

ServerLoad, ServerMetricsBuilder.ServerMetricsImpl
```
@InterfaceAudience.Public
public interface ServerMetrics
```
This class is used for exporting current state of load on a RegionServer.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method and Description
`Set<String>`	`getCoprocessorNames()` Return the RegionServer-level and Region-level coprocessors
`int`	`getInfoServerPort()`
`long`	`getLastReportTimestamp()`
`Size`	`getMaxHeapSize()`
`Map<byte[],RegionMetrics>`	`getRegionMetrics()`
`ReplicationLoadSink`	`getReplicationLoadSink()` Call directly from client such as hbase shell
`List<ReplicationLoadSource>`	`getReplicationLoadSourceList()` Call directly from client such as hbase shell
`long`	`getReportTimestamp()`
`long`	`getRequestCount()`
`long`	`getRequestCountPerSecond()`
`ServerName`	`getServerName()`
`Size`	`getUsedHeapSize()`
`default String`	`getVersion()`
`default int`	`getVersionNumber()`

- Method Detail
  - getServerName
```
ServerName getServerName()
```
  - getVersionNumber
```
default int getVersionNumber()
```
    Returns:
    
    the version number of a regionserver.
  - getVersion
```
default String getVersion()
```
    Returns:
    
    the string type version of a regionserver.
  - getRequestCountPerSecond
```
long getRequestCountPerSecond()
```
    Returns:
    
    the number of requests per second.
  - getRequestCount
```
long getRequestCount()
```
    Returns:
    
    total Number of requests from the start of the region server.
  - getUsedHeapSize
```
Size getUsedHeapSize()
```
    Returns:
    
    the amount of used heap
  - getMaxHeapSize
```
Size getMaxHeapSize()
```
    Returns:
    
    the maximum allowable size of the heap
  - getInfoServerPort
```
int getInfoServerPort()
```
  - getReplicationLoadSourceList
```
List<ReplicationLoadSource> getReplicationLoadSourceList()
```
    Call directly from client such as hbase shell
    
    Returns:
    
    the list of ReplicationLoadSource
  - getReplicationLoadSink
```
@Nullable
ReplicationLoadSink getReplicationLoadSink()
```
    Call directly from client such as hbase shell
    
    Returns:
    
    ReplicationLoadSink
  - getRegionMetrics
```
Map<byte[],RegionMetrics> getRegionMetrics()
```
    Returns:
    
    region load metrics
  - getCoprocessorNames
```
Set<String> getCoprocessorNames()
```
    Return the RegionServer-level and Region-level coprocessors
    
    Returns:
    
    string set of loaded RegionServer-level and Region-level coprocessors
  - getReportTimestamp
```
long getReportTimestamp()
```
    Returns:
    
    the timestamp (server side) of generating this metrics
  - getLastReportTimestamp
```
long getLastReportTimestamp()
```
    Returns:
    
    the last timestamp (server side) of generating this metrics

Interface ServerMetrics

Method Summary

Method Detail

getServerName

getVersionNumber

getVersion

getRequestCountPerSecond

getRequestCount

getUsedHeapSize

getMaxHeapSize

getInfoServerPort

getReplicationLoadSourceList

getReplicationLoadSink

getRegionMetrics

getCoprocessorNames

getReportTimestamp

getLastReportTimestamp