Package | Description |
---|---|
org.apache.hadoop.hdfs.server.namenode.startupprogress |
This package provides a mechanism for tracking
NameNode startup
progress. |
org.apache.hadoop.metrics2 |
Metrics 2.0
|
org.apache.hadoop.metrics2.impl |
A metrics system implementation
|
org.apache.hadoop.metrics2.lib |
A collection of library classes for implementing metrics sources
|
org.apache.hadoop.metrics2.source | |
org.apache.hadoop.yarn.server.resourcemanager.scheduler | |
org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair |
Modifier and Type | Class and Description |
---|---|
class |
StartupProgressMetrics
Links
StartupProgress to a MetricsSource to expose its
information via JMX. |
Modifier and Type | Method and Description |
---|---|
abstract MetricsSource |
MetricsSystem.getSource(String name) |
Modifier and Type | Class and Description |
---|---|
class |
MetricsSystemImpl
A base class for metrics system singletons
|
Modifier and Type | Method and Description |
---|---|
MetricsSource |
MetricsSystemImpl.getSource(String name) |
Modifier and Type | Method and Description |
---|---|
MetricsSource |
MetricsSourceBuilder.build() |
static MetricsSource |
MetricsAnnotations.makeSource(Object source)
Make an metrics source from an annotated object.
|
Modifier and Type | Class and Description |
---|---|
class |
JvmMetrics
JVM and logging related metrics.
|
Modifier and Type | Class and Description |
---|---|
class |
QueueMetrics |
Modifier and Type | Class and Description |
---|---|
class |
FSQueueMetrics |
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