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https://issues.apache.org/jira/browse/HADOOP-16404?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16884255#comment-16884255
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Da Zhou commented on HADOOP-16404:
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Arun met some env issues, so I ran the tests with this patch. Looks good to me.
+1.
All tests passed to my US west account:
Tests run: 42, Failures: 0, Errors: 0, Skipped: 0
Tests run: 10, Failures: 0, Errors: 0, Skipped: 0
Tests run: 12, Failures: 0, Errors: 0, Skipped: 0
Tests run: 392, Failures: 2, Errors: 0, Skipped: 207
> ABFS default blocksize change(256MB from 512MB)
> -----------------------------------------------
>
> Key: HADOOP-16404
> URL: https://issues.apache.org/jira/browse/HADOOP-16404
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/azure
> Affects Versions: 3.1.2
> Reporter: Arun Singh
> Assignee: Arun Singh
> Priority: Major
> Labels: patch
> Fix For: 3.1.2
>
> Attachments: HADOOP-16404.patch
>
>
> We intend to change the default blocksize of the abfs driver to 256Mb from
> 512MB.
> After changing the blocksize we have performed a series of test(Spark Tera,
> Spark DFSIO,TPCDS on HIVE) and have seen consistent improvements in order of
> 4-5 %
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