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https://issues.apache.org/jira/browse/KAFKA-5663?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16204711#comment-16204711
 ] 

Dong Lin commented on KAFKA-5663:
---------------------------------

[~junrao] I found the following exception in the broker log. It seems to be 
related to the bug that has been fixed in KAFKA-6027. The test can probably 
pass if Onur rebases his patch to pickup KAFKA-6027.

{code}
java.lang.NullPointerException
        at 
kafka.log.TimeIndex.kafka$log$TimeIndex$$timestamp(TimeIndex.scala:61)
        at kafka.log.TimeIndex.parseEntry(TimeIndex.scala:92)
        at kafka.log.TimeIndex$$anonfun$lastEntry$1.apply(TimeIndex.scala:72)
        at kafka.log.TimeIndex$$anonfun$lastEntry$1.apply(TimeIndex.scala:70)
        at kafka.utils.CoreUtils$.inLock(CoreUtils.scala:217)
{code}

> LogDirFailureTest system test fails
> -----------------------------------
>
>                 Key: KAFKA-5663
>                 URL: https://issues.apache.org/jira/browse/KAFKA-5663
>             Project: Kafka
>          Issue Type: Bug
>            Reporter: Apurva Mehta
>            Assignee: Dong Lin
>             Fix For: 1.0.0
>
>
> The recently added JBOD system test failed last night.
> {noformat}
> Producer failed to produce messages for 20s.
> Traceback (most recent call last):
>   File 
> "/home/jenkins/workspace/system-test-kafka-trunk/kafka/venv/local/lib/python2.7/site-packages/ducktape-0.6.0-py2.7.egg/ducktape/tests/runner_client.py",
>  line 123, in run
>     data = self.run_test()
>   File 
> "/home/jenkins/workspace/system-test-kafka-trunk/kafka/venv/local/lib/python2.7/site-packages/ducktape-0.6.0-py2.7.egg/ducktape/tests/runner_client.py",
>  line 176, in run_test
>     return self.test_context.function(self.test)
>   File 
> "/home/jenkins/workspace/system-test-kafka-trunk/kafka/venv/local/lib/python2.7/site-packages/ducktape-0.6.0-py2.7.egg/ducktape/mark/_mark.py",
>  line 321, in wrapper
>     return functools.partial(f, *args, **kwargs)(*w_args, **w_kwargs)
>   File 
> "/home/jenkins/workspace/system-test-kafka-trunk/kafka/tests/kafkatest/tests/core/log_dir_failure_test.py",
>  line 166, in test_replication_with_disk_failure
>     self.start_producer_and_consumer()
>   File 
> "/home/jenkins/workspace/system-test-kafka-trunk/kafka/tests/kafkatest/tests/produce_consume_validate.py",
>  line 75, in start_producer_and_consumer
>     self.producer_start_timeout_sec)
>   File 
> "/home/jenkins/workspace/system-test-kafka-trunk/kafka/venv/local/lib/python2.7/site-packages/ducktape-0.6.0-py2.7.egg/ducktape/utils/util.py",
>  line 36, in wait_until
>     raise TimeoutError(err_msg)
> TimeoutError: Producer failed to produce messages for 20s.
> {noformat}
> Complete logs here:
> http://confluent-kafka-system-test-results.s3-us-west-2.amazonaws.com/2017-07-26--001.1501074756--apache--trunk--91c207c/LogDirFailureTest/test_replication_with_disk_failure/bounce_broker=False.security_protocol=PLAINTEXT.broker_type=follower/48.tgz



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