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ASF GitHub Bot commented on FLINK-7880: --------------------------------------- Github user zentol commented on a diff in the pull request: https://github.com/apache/flink/pull/5062#discussion_r153788979 --- Diff: flink-queryable-state/flink-queryable-state-runtime/src/test/java/org/apache/flink/queryablestate/network/ClientTest.java --- @@ -95,15 +97,20 @@ private static final Logger LOG = LoggerFactory.getLogger(ClientTest.class); + private static final FiniteDuration TEST_TIMEOUT = new FiniteDuration(20L, TimeUnit.SECONDS); + // Thread pool for client bootstrap (shared between tests) - private static final NioEventLoopGroup NIO_GROUP = new NioEventLoopGroup(); + private NioEventLoopGroup nioGroup; - private static final FiniteDuration TEST_TIMEOUT = new FiniteDuration(10L, TimeUnit.SECONDS); + @Before + public void setUp() throws Exception { + nioGroup = new NioEventLoopGroup(); --- End diff -- this method isn't strictly necessary; you can also do `private final NioEventLoopGroup nioGroup = new NioEventLoopGroup()`. Then you would also no longer need the null-check in `@After`. > flink-queryable-state-java fails with core-dump > ----------------------------------------------- > > Key: FLINK-7880 > URL: https://issues.apache.org/jira/browse/FLINK-7880 > Project: Flink > Issue Type: Bug > Components: Queryable State, Tests > Affects Versions: 1.4.0 > Reporter: Till Rohrmann > Assignee: Kostas Kloudas > Priority: Critical > Labels: test-stability > > The {{flink-queryable-state-java}} module fails on Travis with a core dump. > https://travis-ci.org/tillrohrmann/flink/jobs/289949829 -- This message was sent by Atlassian JIRA (v6.4.14#64029)