ServerMetrics (Apache HBase 2.4.0 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
`Map<String,List<ReplicationLoadSource>>`	`getReplicationLoadSourceMap()` Call directly from client such as hbase shell
`long`	`getReportTimestamp()`
`long`	`getRequestCount()`
`long`	`getRequestCountPerSecond()`
`ServerName`	`getServerName()`
`Size`	`getUsedHeapSize()`
`Map<byte[],UserMetrics>`	`getUserMetrics()`
`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
  - getReplicationLoadSourceMap
```
Map<String,List<ReplicationLoadSource>> getReplicationLoadSourceMap()
```
    Call directly from client such as hbase shell
    
    Returns:
    
    a map of ReplicationLoadSource list per peer id
  - getReplicationLoadSink
```
@Nullable
ReplicationLoadSink getReplicationLoadSink()
```
    Call directly from client such as hbase shell
    
    Returns:
    
    ReplicationLoadSink
  - getRegionMetrics
```
Map<byte[],RegionMetrics> getRegionMetrics()
```
    Returns:
    
    region load metrics
  - getUserMetrics
```
Map<byte[],UserMetrics> getUserMetrics()
```
    Returns:
    
    metrics per user
  - 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

getReplicationLoadSourceMap

getReplicationLoadSink

getRegionMetrics

getUserMetrics

getCoprocessorNames

getReportTimestamp

getLastReportTimestamp