Package org.apache.hadoop.yarn.server.resourcemanager.scheduler.activities

Class GenericDiagnosticsCollector

java.lang.Object

org.apache.hadoop.yarn.server.resourcemanager.scheduler.activities.GenericDiagnosticsCollector

All Implemented Interfaces:

DiagnosticsCollector

public class GenericDiagnosticsCollector
extends Object
implements DiagnosticsCollector

Generic interface that can be used for collecting diagnostics.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	PARTITION_DIAGNOSTICS_PREFIX
static final String	PLACEMENT_CONSTRAINT_DIAGNOSTICS_PREFIX
static final String	RESOURCE_DIAGNOSTICS_PREFIX

Constructor Summary

Constructors

Constructor	Description
GenericDiagnosticsCollector()

Method Summary

Modifier and Type	Method	Description
void	collect(String diagnosticsInfo, String detailsInfo)
void	collectPartitionDiagnostics(String requiredPartition, String nodePartition)
void	collectPlacementConstraintDiagnostics(org.apache.hadoop.yarn.api.resource.PlacementConstraint pc, org.apache.hadoop.yarn.api.resource.PlacementConstraint.TargetExpression.TargetType targetType)
void	collectResourceDiagnostics(org.apache.hadoop.yarn.util.resource.ResourceCalculator rc, org.apache.hadoop.yarn.api.records.Resource required, org.apache.hadoop.yarn.api.records.Resource available)
String	getDetails()
String	getDiagnostics()

Methods inherited from class java.lang.Object

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

Field Details

RESOURCE_DIAGNOSTICS_PREFIX

public static final String RESOURCE_DIAGNOSTICS_PREFIX

See Also:

• Constant Field Values

PLACEMENT_CONSTRAINT_DIAGNOSTICS_PREFIX

public static final String PLACEMENT_CONSTRAINT_DIAGNOSTICS_PREFIX

See Also:

• Constant Field Values

PARTITION_DIAGNOSTICS_PREFIX

public static final String PARTITION_DIAGNOSTICS_PREFIX

See Also:

• Constant Field Values

Constructor Details

GenericDiagnosticsCollector

public GenericDiagnosticsCollector()

Method Details

collect

public void collect(String diagnosticsInfo,
 String detailsInfo)

Specified by:

collect in interface DiagnosticsCollector

getDiagnostics

public String getDiagnostics()

Specified by:

getDiagnostics in interface DiagnosticsCollector

getDetails

public String getDetails()

Specified by:

getDetails in interface DiagnosticsCollector

collectResourceDiagnostics

public void collectResourceDiagnostics(org.apache.hadoop.yarn.util.resource.ResourceCalculator rc,
 org.apache.hadoop.yarn.api.records.Resource required,
 org.apache.hadoop.yarn.api.records.Resource available)

Specified by:

collectResourceDiagnostics in interface DiagnosticsCollector

collectPlacementConstraintDiagnostics

public void collectPlacementConstraintDiagnostics(org.apache.hadoop.yarn.api.resource.PlacementConstraint pc,
 org.apache.hadoop.yarn.api.resource.PlacementConstraint.TargetExpression.TargetType targetType)

Specified by:

collectPlacementConstraintDiagnostics in interface DiagnosticsCollector

collectPartitionDiagnostics

public void collectPartitionDiagnostics(String requiredPartition,
 String nodePartition)

Specified by:

collectPartitionDiagnostics in interface DiagnosticsCollector