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https://issues.apache.org/jira/browse/HADOOP-18384?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Samrat Deb reassigned HADOOP-18384:
-----------------------------------
Assignee: Samrat Deb
> ITestS3AFileSystemStatistic failure in prefetch feature branch
> --------------------------------------------------------------
>
> Key: HADOOP-18384
> URL: https://issues.apache.org/jira/browse/HADOOP-18384
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3, test
> Reporter: Steve Loughran
> Assignee: Samrat Deb
> Priority: Major
>
> testing the rebased prefetch feature branch; got a failure in
> ITestS3AFileSystemStatistic
>
> {code}
> tics.ITestS3AFileSystemStatistic
> [ERROR] Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 1.489
> s <<< FAILURE! - in
> org.apache.hadoop.fs.s3a.statistics.ITestS3AFileSystemStatistic
> [ERROR]
> testBytesReadWithStream(org.apache.hadoop.fs.s3a.statistics.ITestS3AFileSystemStatistic)
> Time elapsed: 1.489 s <<< FAILURE!
> java.lang.AssertionError: Mismatch in number of FS bytes read by InputStreams
> expected:<2048> but was:<69537130>
> at
> org.apache.hadoop.fs.s3a.statistics.ITestS3AFileSystemStatistic.testBytesReadWithStream(ITestS3AFileSystemStatistic.java:72)
> {code}
> that;s 64MB + ~237 kb, the kind of values you would get from prefetching
> but, prefetch was disabled in this test run.
> maybe its just the fs stats aren't being reset between test cases
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