[CASSANDRA-15709] SEPExecutorTest changingMaxWorkersMeetsConcurrencyGoalsTest failure

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 4.0-beta1, 4.0
• Component/s: Test/unit
• Labels: pull-request-available
• Bug Category: Correctness - Test Failure
• Severity: Normal
• Complexity: Normal
• Discovered By: Unit Test
• Platform: All
• Since Version: 4.0

Source Control Link

https://github.com/apache/cassandra/commit/f9ddaf1841147fc284e802739ca42403aa2816ae

Test and Documentation Plan

Resolving test failure.

• Assignee: Jon Meredith
• Reporter: Marcus Eriksson

Authors

Jon Meredith

Reviewers

David Capwell, Dinesh Joshi

• Created: 09/Apr/20 05:56
• Updated: 20/May/21 11:09
• Resolved: 18/Apr/20 17:18

Description

[junit-timeout] Testsuite: org.apache.cassandra.concurrent.SEPExecutorTest
[junit-timeout] Testsuite: org.apache.cassandra.concurrent.SEPExecutorTest Tests run: 2, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 7.656 sec
[junit-timeout] 
[junit-timeout] Testcase: changingMaxWorkersMeetsConcurrencyGoalsTest(org.apache.cassandra.concurrent.SEPExecutorTest):	FAILED
[junit-timeout] expected:<true> but was:<false>
[junit-timeout] junit.framework.AssertionFailedError: expected:<true> but was:<false>
[junit-timeout] 	at org.apache.cassandra.concurrent.SEPExecutorTest.assertMaxTaskConcurrency(SEPExecutorTest.java:180)
[junit-timeout] 	at org.apache.cassandra.concurrent.SEPExecutorTest.changingMaxWorkersMeetsConcurrencyGoalsTest(SEPExecutorTest.java:110)
[junit-timeout] 
[junit-timeout] 
[junit-timeout] Test org.apache.cassandra.concurrent.SEPExecutorTest FAILED

Issue Links

• relates to: CASSANDRA-16668 Intermittent failure of SEPExecutorTest.changingMaxWorkersMeetsConcurrencyGoalsTest caused by race condition when shrinking maximum pool size to zero
• links to: GitHub Pull Request #534