JDK-8209847 : test/langtools/jdk/jshell tests fail with timeout waiting for connection
  • Type: Bug
  • Component: tools
  • Sub-Component: jshell
  • Affected Version: 12
  • Priority: P3
  • Status: Open
  • Resolution: Unresolved
  • OS: linux
  • CPU: x86_64
  • Submitted: 2018-08-22
  • Updated: 2019-05-24
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tbdUnresolved
Related Reports
Relates :  
JDK-8209848 - test/langtools/jdk/jshell tests failed with Accept timed out
Description
jdk/jshell/StartOptionTest.java

test StartOptionTest.testUnknownModule(): failure
java.lang.AssertionError: cmderr: Launching JShell execution engine threw: Failed remote listen: java.util.concurrent.ExecutionException: com.sun.jdi.connect.TransportTimeoutException: timeout waiting for connection @ com.sun.jdi.SocketListen (defaults: timeout=, port=, localAddress=) -- {timeout=timeout=5000, port=port=, localAddress=localAddress=127.0.0.1}
 expected [true] but found [false]
	at org.testng.Assert.fail(Assert.java:94)
	at org.testng.Assert.failNotEquals(Assert.java:496)
	at org.testng.Assert.assertTrue(Assert.java:42)
	at StartOptionTest.lambda$testUnknownModule$7(StartOptionTest.java:311)
	at StartOptionTest.check(StartOptionTest.java:94)
	at StartOptionTest.startExCoUoCeCn(StartOptionTest.java:119)
	at StartOptionTest.startExCe(StartOptionTest.java:127)
	at StartOptionTest.testUnknownModule(StartOptionTest.java:311)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:85)
	at org.testng.internal.Invoker.invokeMethod(Invoker.java:639)
	at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:821)
	at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1131)
	at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:124)
	at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:108)
	at org.testng.TestRunner.privateRun(TestRunner.java:773)
	at org.testng.TestRunner.run(TestRunner.java:623)
	at org.testng.SuiteRunner.runTest(SuiteRunner.java:357)
	at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:352)
	at org.testng.SuiteRunner.privateRun(SuiteRunner.java:310)
	at org.testng.SuiteRunner.run(SuiteRunner.java:259)
	at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
	at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
	at org.testng.TestNG.runSuitesSequentially(TestNG.java:1185)
	at org.testng.TestNG.runSuitesLocally(TestNG.java:1110)
	at org.testng.TestNG.run(TestNG.java:1018)
	at com.sun.javatest.regtest.agent.TestNGRunner.main(TestNGRunner.java:94)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:246)
	at java.base/java.lang.Thread.run(Thread.java:834)
Comments
There are a variety of intermittent connection time-out issues seen in JShell tests when run in high-concurrency mode. These are not seen in manual testing, nor by any reports by users. I have lower from P2 to P3. Hopefully, INFRA-12927 will address this.
13-11-2018