Package org.apache.accumulo.monitor

Class Monitor

java.lang.Object

org.apache.accumulo.server.AbstractServer

org.apache.accumulo.monitor.Monitor

All Implemented Interfaces:

AutoCloseable, Runnable, HighlyAvailableService

public class Monitor
extends AbstractServer
implements HighlyAvailableService

Serve master statistics with an embedded web server.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Monitor.MonitorFactory
static class	Monitor.ScanStats

Method Summary

Modifier and Type	Method	Description
void	fetchData()
List<Pair<Long,Double>>	getDataCacheHitRateOverTime()
GCStatus	getGcStatus()
List<Pair<Long,Double>>	getIndexCacheHitRateOverTime()
List<Pair<Long,Double>>	getIngestByteRateOverTime()
List<Pair<Long,Double>>	getIngestRateOverTime()
List<Pair<Long,Double>>	getLoadOverTime()
double	getLookupRate()
List<Pair<Long,Double>>	getLookupsOverTime()
List<Pair<Long,Integer>>	getMajorCompactionsOverTime()
List<Pair<Long,Integer>>	getMinorCompactionsOverTime()
MasterMonitorInfo	getMmi()
Exception	getProblemException()
Map<TableId,Map<ProblemType,Integer>>	getProblemSummary()
List<Pair<Long,Double>>	getQueryByteRateOverTime()
List<Pair<Long,Integer>>	getQueryRateOverTime()
List<Pair<Long,Integer>>	getScanRateOverTime()
Map<HostAndPort,Monitor.ScanStats>	getScans()
long	getStartTime()
long	getTotalEntries()
long	getTotalHoldTime()
double	getTotalIngestRate()
long	getTotalLookups()
double	getTotalQueryRate()
double	getTotalScanRate()
int	getTotalTables()
int	getTotalTabletCount()
boolean	isActiveService()
static void	main(String[] args)
void	run()

Methods inherited from class org.apache.accumulo.server.AbstractServer

close, getConfiguration, getContext, getHostname, getMetricsSystem, runServer

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception

fetchData

public void fetchData()

run

public void run()

Specified by:

run in interface Runnable

getScans

public Map<HostAndPort,Monitor.ScanStats> getScans()

getMmi

public MasterMonitorInfo getMmi()

getTotalTables

public int getTotalTables()

getTotalTabletCount

public int getTotalTabletCount()

getTotalEntries

public long getTotalEntries()

getTotalIngestRate

public double getTotalIngestRate()

getTotalQueryRate

public double getTotalQueryRate()

getTotalScanRate

public double getTotalScanRate()

getTotalHoldTime

public long getTotalHoldTime()

getProblemException

public Exception getProblemException()

getProblemSummary

public Map<TableId,Map<ProblemType,Integer>> getProblemSummary()

getGcStatus

public GCStatus getGcStatus()

getTotalLookups

public long getTotalLookups()

getStartTime

public long getStartTime()

getLoadOverTime

public List<Pair<Long,Double>> getLoadOverTime()

getIngestRateOverTime

public List<Pair<Long,Double>> getIngestRateOverTime()

getIngestByteRateOverTime

public List<Pair<Long,Double>> getIngestByteRateOverTime()

getMinorCompactionsOverTime

public List<Pair<Long,Integer>> getMinorCompactionsOverTime()

getMajorCompactionsOverTime

public List<Pair<Long,Integer>> getMajorCompactionsOverTime()

getLookupsOverTime

public List<Pair<Long,Double>> getLookupsOverTime()

getLookupRate

public double getLookupRate()

getQueryRateOverTime

public List<Pair<Long,Integer>> getQueryRateOverTime()

getScanRateOverTime

public List<Pair<Long,Integer>> getScanRateOverTime()

getQueryByteRateOverTime

public List<Pair<Long,Double>> getQueryByteRateOverTime()

getIndexCacheHitRateOverTime

public List<Pair<Long,Double>> getIndexCacheHitRateOverTime()

getDataCacheHitRateOverTime

public List<Pair<Long,Double>> getDataCacheHitRateOverTime()

isActiveService

public boolean isActiveService()

Specified by:

isActiveService in interface HighlyAvailableService