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https://issues.apache.org/jira/browse/DERBY-4347?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12748577#action_12748577
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Myrna van Lunteren commented on DERBY-4347:
-------------------------------------------

Although I'm wary of adding configurable properties (because the old test 
harness had many, most of them badly documented and/or not working properly) 
this one has long been on my wish list. 
For instance, when running platform tests, for which I only have slower 
machines available. Or, like Kathey says, for doing experiments with jvm 
settings.
You can make a specialized build with the slower setting, but it gets old, 
making the same change repeatedly.

I don't think making that change permanently for these one-off situations is 
necessary.

There are a few tests which expect the server to fail, and those would be 
sitting around even longer (although it's probably only 1 or 2 tests, so on a 
complete testrun it probably doesn't matter so much). Also, I'd worry that we 
hide server startup performance creep if we'd increase the default (although 
there's probably/hopefully a performance tests for that somewhere).

I agree on Knut's point re the seconds vs. milliseconds.

> Provide a property to increase network server start  timeout  for JUnit tests
> -----------------------------------------------------------------------------
>
>                 Key: DERBY-4347
>                 URL: https://issues.apache.org/jira/browse/DERBY-4347
>             Project: Derby
>          Issue Type: Improvement
>          Components: Test
>    Affects Versions: 10.5.3.0, 10.6.0.0
>            Reporter: Kathey Marsden
>            Priority: Minor
>
>  Sometimes when running JUnit tests with jvm options that are known to slow 
> things down significantly network server start timeouts can occur e.g.
> SecureServerTest( Opened = false, Authenticated= false, 
> CustomDerbyProperties= null, WildCardHost= null 
> )junit.framework.AssertionFailedError: Timed out waiting for network server 
> to start:Spawned SpawnedNetworkServer exitCode=143
>                at 
> org.apache.derbyTesting.junit.NetworkServerTestSetup.setUp(NetworkServerTestSetup.java:203)
>                at junit.extensions.TestSetup$1.protect(TestSetup.java:18)
>                at junit.extensions.TestSetup.run(TestSetup.java:23)
>                at 
> org.apache.derbyTesting.junit.BaseTestSetup.run(BaseTestSetup.java:57)
>                at 
> junit.extensions.TestDecorator.basicRun(TestDecorator.java:22)
>                at junit.extensions.TestSetup$1.protect(TestSetup.java:19)
>                at junit.extensions.TestSetup.run(TestSetup.java:23)
>                at 
> junit.extensions.TestDecorator.basicRun(TestDecorator.java:22)
>                at junit.extensions.TestSetup$1.protect(TestSetup.java:19)
>                at junit.extensions.TestSetup.run(TestSetup.java:23)
>                at 
> junit.extensions.TestDecorator.basicRun(TestDecorator.java:22)
>                at junit.extensions.TestSetup$1.protect(TestSetup.java:19)
>                at junit.extensions.TestSetup.run(TestSetup.java:23)
> The current wait time is 40 seconds and is set in 
> org.apache.derbyTesting.junit.NetworkServerTestSetup
>  
> /** Setting maximum wait time to 40 seconds.   On some platforms
>      * it may take this long to start the server.  Increasing the wait
>      *  time should not adversely affect those
>      *  systems with fast port turnaround as the actual code loops for 
>      *  SLEEP_TIME intervals, so should never see WAIT_TIME.
>      */
>     private static final long WAIT_TIME = 40000;
>     
> It would be nice to have system property (maybe 
> derby.tests.networkServerStartTimeout=<ms>)  to allow this to be configurable 
> in environments where we expect the start to take longer.
> I am not sure if there are other timeouts in the tests for replication etc or 
> if they all use this same setting.

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