[FLINK-24821] FlinkKafkaProducerMigrationOperatorTest.testRestoreProducer fails on AZP

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 1.14.0, 1.15.0
• Fix Version/s: 1.15.0
• Component/s: Connectors / Kafka
• Labels: test-stability
• Assignee: Arvid Heise
• Reporter: Till Rohrmann
• Created: 08/Nov/21 10:18
• Updated: 14/Feb/22 08:15
• Resolved: 14/Feb/22 08:15

Description

The test FlinkKafkaProducerMigrationOperatorTest.testRestoreProducer fails on AZP with

Nov 07 23:02:14 [ERROR] testRestoreProducer[Migration Savepoint: 1.8]  Time elapsed: 2.008 s  <<< ERROR!
Nov 07 23:02:14 java.net.BindException: Address already in use
Nov 07 23:02:14 	at sun.nio.ch.Net.bind0(Native Method)
Nov 07 23:02:14 	at sun.nio.ch.Net.bind(Net.java:461)
Nov 07 23:02:14 	at sun.nio.ch.Net.bind(Net.java:453)
Nov 07 23:02:14 	at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:222)
Nov 07 23:02:14 	at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:85)
Nov 07 23:02:14 	at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:78)
Nov 07 23:02:14 	at org.apache.zookeeper.server.NIOServerCnxnFactory.configure(NIOServerCnxnFactory.java:90)
Nov 07 23:02:14 	at org.apache.zookeeper.server.ZooKeeperServerMain.runFromConfig(ZooKeeperServerMain.java:120)
Nov 07 23:02:14 	at org.apache.curator.test.TestingZooKeeperMain.runFromConfig(TestingZooKeeperMain.java:93)
Nov 07 23:02:14 	at org.apache.curator.test.TestingZooKeeperServer$1.run(TestingZooKeeperServer.java:148)
Nov 07 23:02:14 	at java.lang.Thread.run(Thread.java:748)

https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=26096&view=logs&j=72d4811f-9f0d-5fd0-014a-0bc26b72b642&t=e424005a-b16e-540f-196d-da062cc19bdf&l=7302

It looks that there is a race condition for avaiable ports.