org.apache.zookeeper.server

Class ZooKeeperServerBean

java.lang.Object

org.apache.zookeeper.server.ZooKeeperServerBean

All Implemented Interfaces:

ZKMBeanInfo, ZooKeeperServerMXBean

Direct Known Subclasses:

FollowerBean, LeaderBean, ObserverBean, ReadOnlyBean

public class ZooKeeperServerBean
extends Object
implements ZooKeeperServerMXBean, ZKMBeanInfo

This class implements the ZooKeeper server MBean interface.

Field Summary

Fields

Modifier and Type	Field and Description
protected ZooKeeperServer	zks

Constructor Summary

Constructors

Constructor and Description
ZooKeeperServerBean(ZooKeeperServer zks)

Method Summary

Modifier and Type	Method and Description
long	getAvgRequestLatency()
String	getClientPort()
long	getDataDirSize()
long	getFsyncThresholdExceedCount()
int	getJuteMaxBufferSize()
int	getLastClientResponseSize()
long	getLogDirSize()
int	getMaxClientCnxnsPerHost() Current maxClientCnxns allowed from a particular host
int	getMaxClientResponseSize()
long	getMaxRequestLatency()
int	getMaxSessionTimeout() Current maxSessionTimeout of the server in milliseconds
int	getMinClientResponseSize()
long	getMinRequestLatency()
int	getMinSessionTimeout() Current minSessionTimeout of the server in milliseconds
String	getName()
long	getNumAliveConnections()
long	getOutstandingRequests()
long	getPacketsReceived()
long	getPacketsSent()
String	getSecureClientAddress()
String	getSecureClientPort()
String	getStartTime()
int	getTickTime() Current TickTime of server in milliseconds
long	getTxnLogElapsedSyncTime() Returns the elapsed sync of time of transaction log in milliseconds.
String	getVersion()
boolean	isHidden() If isHidden returns true, the MBean won't be registered with MBean server, and thus won't be available for management tools.
void	resetFsyncThresholdExceedCount() Reset Fsync Threshold Exceed Count statistics only.
void	resetLatency() Reset min/avg/max latency statistics
void	resetMaxLatency() Reset max latency statistics only.
void	resetStatistics() Reset packet and latency statistics
void	setMaxClientCnxnsPerHost(int max) Set maxClientCnxns allowed from a particular host
void	setMaxSessionTimeout(int max) Set maxSessionTimeout of server in milliseconds
void	setMinSessionTimeout(int min) Set minSessionTimeout of server in milliseconds
void	setTickTime(int tickTime) Set TickTime of server in milliseconds

Methods inherited from class java.lang.Object

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

Field Detail

zks

protected final ZooKeeperServer zks

Constructor Detail

ZooKeeperServerBean

public ZooKeeperServerBean(ZooKeeperServer zks)

Method Detail

getClientPort

public String getClientPort()

Specified by:

getClientPort in interface ZooKeeperServerMXBean

Returns:

the server socket port number

getName

public String getName()

Specified by:

getName in interface ZKMBeanInfo

Returns:

a string identifying the MBean

isHidden

public boolean isHidden()

Description copied from interface: ZKMBeanInfo

If isHidden returns true, the MBean won't be registered with MBean server, and thus won't be available for management tools. Used for grouping MBeans.

Specified by:

isHidden in interface ZKMBeanInfo

Returns:

true if the MBean is hidden.

getStartTime

public String getStartTime()

Specified by:

getStartTime in interface ZooKeeperServerMXBean

Returns:

time the server was started

getVersion

public String getVersion()

Specified by:

getVersion in interface ZooKeeperServerMXBean

Returns:

the zookeeper server version

getAvgRequestLatency

public long getAvgRequestLatency()

Specified by:

getAvgRequestLatency in interface ZooKeeperServerMXBean

Returns:

average request latency in ms

getMaxRequestLatency

public long getMaxRequestLatency()

Specified by:

getMaxRequestLatency in interface ZooKeeperServerMXBean

Returns:

max request latency in ms

getMinRequestLatency

public long getMinRequestLatency()

Specified by:

getMinRequestLatency in interface ZooKeeperServerMXBean

Returns:

min request latency in ms

getOutstandingRequests

public long getOutstandingRequests()

Specified by:

getOutstandingRequests in interface ZooKeeperServerMXBean

Returns:

number of outstanding requests.

getTickTime

public int getTickTime()

Description copied from interface: ZooKeeperServerMXBean

Current TickTime of server in milliseconds

Specified by:

getTickTime in interface ZooKeeperServerMXBean

setTickTime

public void setTickTime(int tickTime)

Description copied from interface: ZooKeeperServerMXBean

Set TickTime of server in milliseconds

Specified by:

setTickTime in interface ZooKeeperServerMXBean

getMaxClientCnxnsPerHost

public int getMaxClientCnxnsPerHost()

Description copied from interface: ZooKeeperServerMXBean

Current maxClientCnxns allowed from a particular host

Specified by:

getMaxClientCnxnsPerHost in interface ZooKeeperServerMXBean

setMaxClientCnxnsPerHost

public void setMaxClientCnxnsPerHost(int max)

Description copied from interface: ZooKeeperServerMXBean

Set maxClientCnxns allowed from a particular host

Specified by:

setMaxClientCnxnsPerHost in interface ZooKeeperServerMXBean

getMinSessionTimeout

public int getMinSessionTimeout()

Description copied from interface: ZooKeeperServerMXBean

Current minSessionTimeout of the server in milliseconds

Specified by:

getMinSessionTimeout in interface ZooKeeperServerMXBean

setMinSessionTimeout

public void setMinSessionTimeout(int min)

Description copied from interface: ZooKeeperServerMXBean

Set minSessionTimeout of server in milliseconds

Specified by:

setMinSessionTimeout in interface ZooKeeperServerMXBean

getMaxSessionTimeout

public int getMaxSessionTimeout()

Description copied from interface: ZooKeeperServerMXBean

Current maxSessionTimeout of the server in milliseconds

Specified by:

getMaxSessionTimeout in interface ZooKeeperServerMXBean

setMaxSessionTimeout

public void setMaxSessionTimeout(int max)

Description copied from interface: ZooKeeperServerMXBean

Set maxSessionTimeout of server in milliseconds

Specified by:

setMaxSessionTimeout in interface ZooKeeperServerMXBean

getDataDirSize

public long getDataDirSize()

Specified by:

getDataDirSize in interface ZooKeeperServerMXBean

Returns:

estimated size of data directory in bytes

getLogDirSize

public long getLogDirSize()

Specified by:

getLogDirSize in interface ZooKeeperServerMXBean

Returns:

estimated size of log directory in bytes

getPacketsReceived

public long getPacketsReceived()

Specified by:

getPacketsReceived in interface ZooKeeperServerMXBean

Returns:

number of packets received so far

getPacketsSent

public long getPacketsSent()

Specified by:

getPacketsSent in interface ZooKeeperServerMXBean

Returns:

number of packets sent so far

getFsyncThresholdExceedCount

public long getFsyncThresholdExceedCount()

Specified by:

getFsyncThresholdExceedCount in interface ZooKeeperServerMXBean

Returns:

number of fsync threshold exceeds so far

resetLatency

public void resetLatency()

Description copied from interface: ZooKeeperServerMXBean

Reset min/avg/max latency statistics

Specified by:

resetLatency in interface ZooKeeperServerMXBean

resetMaxLatency

public void resetMaxLatency()

Description copied from interface: ZooKeeperServerMXBean

Reset max latency statistics only.

Specified by:

resetMaxLatency in interface ZooKeeperServerMXBean

resetFsyncThresholdExceedCount

public void resetFsyncThresholdExceedCount()

Description copied from interface: ZooKeeperServerMXBean

Reset Fsync Threshold Exceed Count statistics only.

Specified by:

resetFsyncThresholdExceedCount in interface ZooKeeperServerMXBean

resetStatistics

public void resetStatistics()

Description copied from interface: ZooKeeperServerMXBean

Reset packet and latency statistics

Specified by:

resetStatistics in interface ZooKeeperServerMXBean

getNumAliveConnections

public long getNumAliveConnections()

Specified by:

getNumAliveConnections in interface ZooKeeperServerMXBean

Returns:

number of alive client connections

getSecureClientPort

public String getSecureClientPort()

Specified by:

getSecureClientPort in interface ZooKeeperServerMXBean

Returns:

secure client port

getSecureClientAddress

public String getSecureClientAddress()

Specified by:

getSecureClientAddress in interface ZooKeeperServerMXBean

Returns:

secure client address

getTxnLogElapsedSyncTime

public long getTxnLogElapsedSyncTime()

Description copied from interface: ZooKeeperServerMXBean

Returns the elapsed sync of time of transaction log in milliseconds.

Specified by:

getTxnLogElapsedSyncTime in interface ZooKeeperServerMXBean

getJuteMaxBufferSize

public int getJuteMaxBufferSize()

Specified by:

getJuteMaxBufferSize in interface ZooKeeperServerMXBean

Returns:

Returns the value of the following config setting: jute.maxbuffer

getLastClientResponseSize

public int getLastClientResponseSize()

Specified by:

getLastClientResponseSize in interface ZooKeeperServerMXBean

Returns:

size of latest generated client response

getMinClientResponseSize

public int getMinClientResponseSize()

Specified by:

getMinClientResponseSize in interface ZooKeeperServerMXBean

Returns:

size of smallest generated client response

getMaxClientResponseSize

public int getMaxClientResponseSize()

Specified by:

getMaxClientResponseSize in interface ZooKeeperServerMXBean

Returns:

size of largest generated client response