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https://issues.apache.org/jira/browse/HADOOP-16696?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16978962#comment-16978962
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Saurabh commented on HADOOP-16696:
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No new feature added, additional configuration option was added, to allow
clients more control over the readAhead feature. Therefore, no additional tests
were added.
Tests were manually run results are as follows:
ABFS XNS enabled account test results:
[INFO] Tests run: 42, Failures: 0, Errors: 0, Skipped: 0
> Adding an option to Always use Read Ahead, even for non sequential reads
> ------------------------------------------------------------------------
>
> Key: HADOOP-16696
> URL: https://issues.apache.org/jira/browse/HADOOP-16696
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/azure
> Reporter: Saurabh
> Assignee: Saurabh
> Priority: Major
> Attachments: patch1.diff
>
>
> Adding a config fs.azure.always.readahead, which is disabled by default, to
> allow read ahead in case of non-sequential reads, such as when reading
> parquet file in spark.
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