| Package | Description |
|---|---|
| org.apache.hadoop.fs |
Implementations of
AbstractFileSystem for hdfs
over rpc and hdfs over web. |
| org.apache.hadoop.fs.statistics |
This package contains support for statistic collection and reporting.
|
| org.apache.hadoop.io.compress | |
| org.apache.hadoop.io.wrappedio |
Support for dynamic access to filesystem operations which are not available
in older hadoop releases.
|
| org.apache.hadoop.mapreduce.lib.output | |
| org.apache.hadoop.mapreduce.lib.output.committer.manifest.files |
Persistence formats.
|
| Class and Description |
|---|
| IOStatistics
IO Statistics.
|
| Class and Description |
|---|
| DurationStatisticSummary
Summary of duration tracking statistics
as extracted from an IOStatistics instance.
|
| IOStatistics
IO Statistics.
|
| IOStatisticsAggregator
Interface exported by classes which support
aggregation of
IOStatistics. |
| IOStatisticsSetters
Setter for IOStatistics entries.
|
| IOStatisticsSnapshot
Snapshot of statistics from a different source.
|
| MeanStatistic
A mean statistic represented as the sum and the sample count;
the mean is calculated on demand.
|
| Class and Description |
|---|
| IOStatistics
IO Statistics.
|
| Class and Description |
|---|
| IOStatisticsSnapshot
Snapshot of statistics from a different source.
|
| Class and Description |
|---|
| IOStatistics
IO Statistics.
|
| Class and Description |
|---|
| IOStatistics
IO Statistics.
|
| IOStatisticsSnapshot
Snapshot of statistics from a different source.
|
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