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https://issues.apache.org/jira/browse/HADOOP-18697?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17714931#comment-17714931
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Steve Loughran commented on HADOOP-18697:
-----------------------------------------
spotted again.
{code}
[ERROR]
testRandomReadLargeFile(org.apache.hadoop.fs.s3a.ITestS3APrefetchingInputStream)
Time elapsed: 25.738 s <<< FAILURE!
org.junit.ComparisonFailure: [Gauge named stream_read_blocks_in_cache with
expected value 0] expected:<[0]L> but was:<[1]L>
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at
org.apache.hadoop.fs.statistics.IOStatisticAssertions.verifyStatisticValue(IOStatisticAssertions.java:257)
at
org.apache.hadoop.fs.statistics.IOStatisticAssertions.verifyStatisticGaugeValue(IOStatisticAssertions.java:190)
at
org.apache.hadoop.fs.s3a.ITestS3APrefetchingInputStream.testRandomReadLargeFile(ITestS3APrefetchingInputStream.java:210)
{code}
> transient failure of ITestS3APrefetchingInputStream.testRandomReadLargeFile
> ---------------------------------------------------------------------------
>
> Key: HADOOP-18697
> URL: https://issues.apache.org/jira/browse/HADOOP-18697
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3, test
> Affects Versions: 3.4.0
> Reporter: Steve Loughran
> Priority: Major
>
> intermittent failure of test; caller in uk, no VPN involved. does not always
> surface
> {code}
> testRandomReadLargeFile(org.apache.hadoop.fs.s3a.ITestS3APrefetchingInputStream)
> Time elapsed: 19.913 s <<< FAILURE!
> org.junit.ComparisonFailure: [Gauge named stream_read_blocks_in_cache with
> expected value 3] expected:<[3]L> but was:<[2]L>
> {code}
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