org.apache.hadoop.hbase.master

Interface MetricsMasterWrapper

All Known Implementing Classes:

MetricsMasterWrapperImpl

public interface MetricsMasterWrapper

This is the interface that will expose information to hadoop1/hadoop2 implementations of the MetricsMasterSource.

Method Summary

Modifier and Type	Method and Description
long	getActiveTime() Get the hbase master active time
double	getAverageLoad() Get Average Load
java.lang.String	getClusterId() Get the Cluster ID
java.lang.String[]	getCoprocessors() Get the co-processors
java.lang.String	getDeadRegionServers() Get the dead region servers
boolean	getIsActiveMaster() Whether this master is the active master
long	getMasterInitializationTime() Get the time in Millis when the master finished initializing/becoming the active master
long	getMergePlanCount() Get the number of region merge plans executed.
java.util.Map<java.lang.String,java.util.Map.Entry<java.lang.Long,java.lang.Long>>	getNamespaceSpaceUtilization() Gets the space usage and limit for each namespace.
int	getNumDeadRegionServers() Get the number of dead region servers
int	getNumRegionServers() Get the number of live region servers
long	getNumWALFiles() Get the number of master WAL files.
java.lang.String	getRegionServers() Get the live region servers
java.lang.String	getServerName() Get ServerName
long	getSplitPlanCount() Get the number of region split plans executed.
long	getStartTime() Get hbase master start time
java.util.Map<java.lang.String,java.util.Map.Entry<java.lang.Long,java.lang.Long>>	getTableSpaceUtilization() Gets the space usage and limit for each table.
java.lang.String	getZookeeperQuorum() Get the ZooKeeper Quorum Info

Method Detail

getServerName

java.lang.String getServerName()

Get ServerName

getAverageLoad

double getAverageLoad()

Get Average Load

Returns:

Average Load

getClusterId

java.lang.String getClusterId()

Get the Cluster ID

Returns:

Cluster ID

getZookeeperQuorum

java.lang.String getZookeeperQuorum()

Get the ZooKeeper Quorum Info

Returns:

ZooKeeper Quorum Info

getCoprocessors

java.lang.String[] getCoprocessors()

Get the co-processors

Returns:

Co-processors

getStartTime

long getStartTime()

Get hbase master start time

Returns:

Start time of master in milliseconds

getActiveTime

long getActiveTime()

Get the hbase master active time

Returns:

Time in milliseconds when master became active

getIsActiveMaster

boolean getIsActiveMaster()

Whether this master is the active master

Returns:

True if this is the active master

getRegionServers

java.lang.String getRegionServers()

Get the live region servers

Returns:

Live region servers

getNumRegionServers

int getNumRegionServers()

Get the number of live region servers

Returns:

number of Live region servers

getDeadRegionServers

java.lang.String getDeadRegionServers()

Get the dead region servers

Returns:

Dead region Servers

getNumDeadRegionServers

int getNumDeadRegionServers()

Get the number of dead region servers

Returns:

number of Dead region Servers

getNumWALFiles

long getNumWALFiles()

Get the number of master WAL files.

getSplitPlanCount

long getSplitPlanCount()

Get the number of region split plans executed.

getMergePlanCount

long getMergePlanCount()

Get the number of region merge plans executed.

getTableSpaceUtilization

java.util.Map<java.lang.String,java.util.Map.Entry<java.lang.Long,java.lang.Long>> getTableSpaceUtilization()

Gets the space usage and limit for each table.

getNamespaceSpaceUtilization

java.util.Map<java.lang.String,java.util.Map.Entry<java.lang.Long,java.lang.Long>> getNamespaceSpaceUtilization()

Gets the space usage and limit for each namespace.

getMasterInitializationTime

long getMasterInitializationTime()

Get the time in Millis when the master finished initializing/becoming the active master