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Posted to issues@spark.apache.org by "Hyukjin Kwon (Jira)" <ji...@apache.org> on 2021/02/08 13:54:08 UTC
[jira] [Updated] (SPARK-34166) Fix flaky test in
DecommissionWorkerSuite
[ https://issues.apache.org/jira/browse/SPARK-34166?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hyukjin Kwon updated SPARK-34166:
---------------------------------
Fix Version/s: 3.1.1
> Fix flaky test in DecommissionWorkerSuite
> -----------------------------------------
>
> Key: SPARK-34166
> URL: https://issues.apache.org/jira/browse/SPARK-34166
> Project: Spark
> Issue Type: Sub-task
> Components: Spark Core, Tests
> Affects Versions: 3.1.0, 3.2.0, 3.1.1
> Reporter: ulysses you
> Assignee: ulysses you
> Priority: Minor
> Fix For: 3.1.1, 3.1.2
>
>
> The test `decommission workers ensure that shuffle output is regenerated even with shuffle service` assumes it has two executor and both of two tasks can execute concurrently.
> The two tasks will execute serially if there only one executor. The result is test is unexpceted. E.g.
> ```
> [info] 5 did not equal 4 Expected 4 tasks but got List(0:0:0:0-SUCCESS, 0:0:1:0-FAILED, 0:0:1:1-SUCCESS, 0:1:0:0-SUCCESS, 1:0:0:0-SUCCESS) (DecommissionWorkerSuite.scala:190)
> ```
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