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Packages that use Updater | |
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org.apache.hadoop.dfs | A distributed implementation of FileSystem . |
org.apache.hadoop.dfs.datanode.metrics | |
org.apache.hadoop.ipc.metrics | |
org.apache.hadoop.mapred | A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner. |
org.apache.hadoop.metrics | This package defines an API for reporting performance metric information. |
org.apache.hadoop.metrics.jvm | |
org.apache.hadoop.metrics.spi | The Service Provider Interface for the Metrics API. |
Uses of Updater in org.apache.hadoop.dfs |
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Classes in org.apache.hadoop.dfs that implement Updater | |
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class |
FSNamesystemMetrics
This class is for maintaining the various FSNamesystem status metrics and publishing them through the metrics interfaces. |
class |
NameNodeMetrics
This class is for maintaining the various NameNode statistics and publishing them through the metrics interfaces. |
Uses of Updater in org.apache.hadoop.dfs.datanode.metrics |
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Classes in org.apache.hadoop.dfs.datanode.metrics that implement Updater | |
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class |
DataNodeMetrics
This class is for maintaining the various DataNode statistics and publishing them through the metrics interfaces. |
Uses of Updater in org.apache.hadoop.ipc.metrics |
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Classes in org.apache.hadoop.ipc.metrics that implement Updater | |
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class |
RpcMetrics
This class is for maintaining the various RPC statistics and publishing them through the metrics interfaces. |
Uses of Updater in org.apache.hadoop.mapred |
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Classes in org.apache.hadoop.mapred that implement Updater | |
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class |
TaskTracker.TaskTrackerMetrics
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Uses of Updater in org.apache.hadoop.metrics |
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Methods in org.apache.hadoop.metrics with parameters of type Updater | |
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void |
MetricsContext.registerUpdater(Updater updater)
Registers a callback to be called at regular time intervals, as determined by the implementation-class specific configuration. |
void |
MetricsContext.unregisterUpdater(Updater updater)
Removes a callback, if it exists. |
Uses of Updater in org.apache.hadoop.metrics.jvm |
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Classes in org.apache.hadoop.metrics.jvm that implement Updater | |
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class |
JvmMetrics
Singleton class which eports Java Virtual Machine metrics to the metrics API. |
Uses of Updater in org.apache.hadoop.metrics.spi |
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Methods in org.apache.hadoop.metrics.spi with parameters of type Updater | |
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void |
AbstractMetricsContext.registerUpdater(Updater updater)
Registers a callback to be called at time intervals determined by the configuration. |
void |
AbstractMetricsContext.unregisterUpdater(Updater updater)
Removes a callback, if it exists. |
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