Igor Soarez created KAFKA-16404:
-----------------------------------

             Summary: Flaky test 
org.apache.kafka.streams.examples.wordcount.WordCountDemoTest.testGetStreamsConfig
                 Key: KAFKA-16404
                 URL: https://issues.apache.org/jira/browse/KAFKA-16404
             Project: Kafka
          Issue Type: Bug
            Reporter: Igor Soarez


 
{code:java}
org.apache.kafka.streams.examples.wordcount.WordCountDemoTest.testGetStreamsConfig()
 failed, log available in 
/home/jenkins/workspace/Kafka_kafka-pr_PR-14903@2/streams/examples/build/reports/testOutput/org.apache.kafka.streams.examples.wordcount.WordCountDemoTest.testGetStreamsConfig().test.stdout
Gradle Test Run :streams:examples:test > Gradle Test Executor 87 > 
WordCountDemoTest > testGetStreamsConfig() FAILED
    org.apache.kafka.streams.errors.ProcessorStateException: Error opening 
store KSTREAM-AGGREGATE-STATE-STORE-0000000003 at location 
/tmp/kafka-streams/streams-wordcount/0_0/rocksdb/KSTREAM-AGGREGATE-STATE-STORE-0000000003
        at 
app//org.apache.kafka.streams.state.internals.RocksDBStore.openRocksDB(RocksDBStore.java:329)
        at 
app//org.apache.kafka.streams.state.internals.RocksDBTimestampedStore.openRocksDB(RocksDBTimestampedStore.java:69)
        at 
app//org.apache.kafka.streams.state.internals.RocksDBStore.openDB(RocksDBStore.java:254)
        at 
app//org.apache.kafka.streams.state.internals.RocksDBStore.init(RocksDBStore.java:175)
        at 
app//org.apache.kafka.streams.state.internals.WrappedStateStore.init(WrappedStateStore.java:71)
        at 
app//org.apache.kafka.streams.state.internals.ChangeLoggingKeyValueBytesStore.init(ChangeLoggingKeyValueBytesStore.java:56)
        at 
app//org.apache.kafka.streams.state.internals.WrappedStateStore.init(WrappedStateStore.java:71)
        at 
app//org.apache.kafka.streams.state.internals.MeteredKeyValueStore.lambda$init$3(MeteredKeyValueStore.java:151)
        at 
app//org.apache.kafka.streams.processor.internals.metrics.StreamsMetricsImpl.maybeMeasureLatency(StreamsMetricsImpl.java:872)
        at 
app//org.apache.kafka.streams.state.internals.MeteredKeyValueStore.init(MeteredKeyValueStore.java:151)
        at 
app//org.apache.kafka.streams.processor.internals.ProcessorStateManager.registerStateStores(ProcessorStateManager.java:232)
        at 
app//org.apache.kafka.streams.processor.internals.StateManagerUtil.registerStateStores(StateManagerUtil.java:102)
        at 
app//org.apache.kafka.streams.processor.internals.StreamTask.initializeIfNeeded(StreamTask.java:258)
        at 
app//org.apache.kafka.streams.TopologyTestDriver.setupTask(TopologyTestDriver.java:530)
        at 
app//org.apache.kafka.streams.TopologyTestDriver.<init>(TopologyTestDriver.java:373)
        at 
app//org.apache.kafka.streams.TopologyTestDriver.<init>(TopologyTestDriver.java:300)
        at 
app//org.apache.kafka.streams.TopologyTestDriver.<init>(TopologyTestDriver.java:276)
        at 
app//org.apache.kafka.streams.examples.wordcount.WordCountDemoTest.setup(WordCountDemoTest.java:60)
        Caused by:
        org.rocksdb.RocksDBException: While lock file: 
/tmp/kafka-streams/streams-wordcount/0_0/rocksdb/KSTREAM-AGGREGATE-STATE-STORE-0000000003/LOCK:
 Resource temporarily unavailable
            at app//org.rocksdb.RocksDB.open(Native Method)
            at app//org.rocksdb.RocksDB.open(RocksDB.java:307)
            at 
app//org.apache.kafka.streams.state.internals.RocksDBStore.openRocksDB(RocksDBStore.java:323)
            ... 17 more
{code}



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