On 9.11.2015 19:07, Alexander Kulyakhtin wrote:
Hi,

Following the comments from Jaroslav  and Martin I've changed the test
to use the unbound CountDownLatch.await()

Since await() will wait undefinitely and thus the test, if fails, will
now fail by timeout only the code has been additionally simplified to
reflect that.

Please, find the updated webrev at:

CR: https://bugs.openjdk.java.net/browse/JDK-8141591
RFR:
http://cr.openjdk.java.net/~akulyakh/8141591_03/test/javax/management/remote/mandatory/threads/ExecutorTest.java.udiff.html

Looks good!

-JB-


Best regards,
Alexander

----- Original Message -----
From: marti...@google.com
To: jaroslav.bacho...@oracle.com
Cc: alexander.kulyakh...@oracle.com, serviceability-dev@openjdk.java.net
Sent: Monday, November 9, 2015 7:53:08 PM GMT +03:00 Iraq
Subject: Re: RFR: 8141591 :
javax/management/remote/mandatory/threads/ExecutorTest.java fails
intermittently

The traditional way is to have all the worker tasks count down a latch
when they're started and have the master thread wait on that before
proceeding.

You can use test.timeout.factor to do a scaled timed wait.

On Mon, Nov 9, 2015 at 8:03 AM, Jaroslav Bachorik
<jaroslav.bacho...@oracle.com <mailto:jaroslav.bacho...@oracle.com>> wrote:

    Hi Alexander,

    On 9.11.2015 16:40, Alexander Kulyakhtin wrote:

        Hi,

        Could you, please, review this test-only fix:

        CR: https://bugs.openjdk.java.net/browse/JDK-8141591
        Webrev:
        
http://cr.openjdk.java.net/~akulyakh/8141591_01/test/javax/management/remote/mandatory/threads/ExecutorTest.java.udiff.html

        Before the fix, it was possible that we shut down the executor
        before all the jobs have been submitted. This resulted in
        RejectedExecutionException.
        We are modifying the test to wait on CountDownLatch untill all
        the jobs have completed their execute()


    On L175 you should be using the unbound version of await(). It would
    be better to let the harness deal with the timeout.

    Otherwise it looks good.

    Cheers,

    -JB-


        Best regards,
        Alexander




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