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László Bodor commented on TEZ-4119: ----------------------------------- yes [~ahussein], I've seen it in recent precommit tests my experience was that if I run only TestSpeculation, it passes quickly, but if I run mvn clean test for whole tez-dag submodule, it will more likely fail, hope this helps to reproduce e.g. 2 days ago: https://issues.apache.org/jira/browse/TEZ-4039?focusedCommentId=17043556&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-17043556 > TestSpeculation is flaky > ------------------------ > > Key: TEZ-4119 > URL: https://issues.apache.org/jira/browse/TEZ-4119 > Project: Apache Tez > Issue Type: Improvement > Reporter: László Bodor > Assignee: Ahmed Hussein > Priority: Major > Attachments: jstack.log, jstack4.log, jstack6.log, > org.apache.tez.dag.app.TestSpeculation-output.txt > > -- This message was sent by Atlassian Jira (v8.3.4#803005)