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https://issues.apache.org/jira/browse/HDFS-3762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13428465#comment-13428465
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Todd Lipcon commented on HDFS-3762:
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Can we do this project-wide? i.e in common and MR too? This is great. I've been
looking for a way to do this for some time.
> Print thread dump when tests fail due to timeout
> -------------------------------------------------
>
> Key: HDFS-3762
> URL: https://issues.apache.org/jira/browse/HDFS-3762
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: test
> Affects Versions: 0.23.1, 1.0.3, 2.0.0-alpha
> Reporter: Andrey Klochkov
> Attachments: HDFS-3762.patch
>
>
> When a test fails due to timeout it's often not clear what is the root cause.
> See HDFS-3364 as an example.
> We can print dump of all threads in this case, this may help finding causes.
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