org.apache.flink.runtime.profiling

Class ProfilingUtils

java.lang.Object

org.apache.flink.runtime.profiling.ProfilingUtils

public class ProfilingUtils
extends Object

This class contains utility functions to load and configure Nephele's profiling component.

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_TASKMANAGER_REPORTINTERVAL Default interval which the task manager uses to report profiling data to the job manager.
static String	ENABLE_PROFILING_KEY The key to check the job manager's profiling component should be enabled.
static String	JOBMANAGER_CLASSNAME_KEY The class name of the the job manager's profiling component to load if progiling is enabled.
static int	JOBMANAGER_DEFAULT_RPC_PORT The default network port the job manager's profiling component starts its RPC server on.
static String	JOBMANAGER_RPC_PORT_KEY The key to check the port of the job manager's profiling RPC server.
static String	PROFILE_JOB_KEY The key to check whether job profiling should be enabled for a specific job.
static String	TASKMANAGER_CLASSNAME_KEY The class name of the task manager's profiling component to load if profiling is enabled.
static String	TASKMANAGER_REPORTINTERVAL_KEY Key to interval in which a task manager is supposed to send profiling data to the job manager.

Constructor Summary

Constructors

Constructor and Description
ProfilingUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static JobManagerProfiler	loadJobManagerProfiler(String profilerClassName, InetAddress jobManagerBindAddress) Creates an instance of the job manager's profiling component.
static TaskManagerProfiler	loadTaskManagerProfiler(String profilerClassName, InetAddress jobManagerAddress, InstanceConnectionInfo instanceConnectionInfo) Creates an instance of the task manager's profiling component.

Methods inherited from class java.lang.Object

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

Field Detail

ENABLE_PROFILING_KEY

public static final String ENABLE_PROFILING_KEY

The key to check the job manager's profiling component should be enabled.

See Also:

Constant Field Values

JOBMANAGER_CLASSNAME_KEY

public static final String JOBMANAGER_CLASSNAME_KEY

The class name of the the job manager's profiling component to load if progiling is enabled.

See Also:

Constant Field Values

TASKMANAGER_CLASSNAME_KEY

public static final String TASKMANAGER_CLASSNAME_KEY

The class name of the task manager's profiling component to load if profiling is enabled.

See Also:

Constant Field Values

PROFILE_JOB_KEY

public static final String PROFILE_JOB_KEY

The key to check whether job profiling should be enabled for a specific job.

See Also:

Constant Field Values

JOBMANAGER_RPC_PORT_KEY

public static final String JOBMANAGER_RPC_PORT_KEY

The key to check the port of the job manager's profiling RPC server.

See Also:

Constant Field Values

JOBMANAGER_DEFAULT_RPC_PORT

public static final int JOBMANAGER_DEFAULT_RPC_PORT

The default network port the job manager's profiling component starts its RPC server on.

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Constant Field Values

TASKMANAGER_REPORTINTERVAL_KEY

public static final String TASKMANAGER_REPORTINTERVAL_KEY

Key to interval in which a task manager is supposed to send profiling data to the job manager.

See Also:

Constant Field Values

DEFAULT_TASKMANAGER_REPORTINTERVAL

public static final int DEFAULT_TASKMANAGER_REPORTINTERVAL

Default interval which the task manager uses to report profiling data to the job manager.

See Also:

Constant Field Values

Constructor Detail

ProfilingUtils

public ProfilingUtils()

Method Detail

loadJobManagerProfiler

public static JobManagerProfiler loadJobManagerProfiler(String profilerClassName,
                                        InetAddress jobManagerBindAddress)

Creates an instance of the job manager's profiling component.

Parameters:

profilerClassName - the class name of the profiling component to load

jobManagerBindAddress - the address the job manager's RPC server is bound to

Returns:

an instance of the job manager profiling component or null if an error occurs

loadTaskManagerProfiler

public static TaskManagerProfiler loadTaskManagerProfiler(String profilerClassName,
                                          InetAddress jobManagerAddress,
                                          InstanceConnectionInfo instanceConnectionInfo)

Creates an instance of the task manager's profiling component.

Parameters:

profilerClassName - the class name of the profiling component to load

Returns:

an instance of the task manager profiling component or null if an error occurs