| Package | Description | 
|---|---|
| org.apache.hadoop.fs.statistics | This package contains support for statistic collection and reporting. | 
| Modifier and Type | Method and Description | 
|---|---|
| static DurationStatisticSummary | DurationStatisticSummary. fetchDurationSummary(IOStatistics source,
                    String key,
                    boolean success)Fetch the duration timing summary of success or failure operations
 from an IO Statistics source. | 
| static DurationStatisticSummary | DurationStatisticSummary. fetchSuccessSummary(IOStatistics source,
                   String key)Fetch the duration timing summary from an IOStatistics source. | 
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