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https://issues.apache.org/jira/browse/KAFKA-15416?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17760173#comment-17760173
]
Chris Egerton commented on KAFKA-15416:
---------------------------------------
While prototyping a fix, I ran into a different failure. I suspect this isn't
caused by the local changes I've made, but haven't ruled that out yet:
{quote} org.apache.kafka.connect.errors.ConnectException: Failed to list
offsets for topic partitions.
at
app//org.apache.kafka.connect.util.TopicAdmin.retryEndOffsets(TopicAdmin.java:780)
at
app//org.apache.kafka.connect.util.TopicAdminTest.retryEndOffsetsShouldRetryWhenTopicNotFound(TopicAdminTest.java:572)
Caused by:
org.apache.kafka.connect.errors.ConnectException: Error while getting
end offsets for topic 'myTopic' on brokers at \{retry.backoff.ms=0}
at
app//org.apache.kafka.connect.util.TopicAdmin.endOffsets(TopicAdmin.java:741)
at
app//org.apache.kafka.connect.util.TopicAdmin.lambda$retryEndOffsets$7(TopicAdmin.java:771)
at
app//org.apache.kafka.connect.util.RetryUtil.retryUntilTimeout(RetryUtil.java:87)
at
app//org.apache.kafka.connect.util.TopicAdmin.retryEndOffsets(TopicAdmin.java:770)
... 1 more
Caused by:
java.util.concurrent.ExecutionException:
java.lang.ClassCastException: class
org.apache.kafka.common.requests.ListOffsetsResponse cannot be cast to class
org.apache.kafka.common.requests.MetadataResponse
(org.apache.kafka.common.requests.ListOffsetsResponse and
org.apache.kafka.common.requests.MetadataResponse are in unnamed module of
loader 'app')
at
java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
at
java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1999)
at
org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:165)
at
org.apache.kafka.connect.util.TopicAdmin.endOffsets(TopicAdmin.java:718)
... 4 more
Caused by:
java.lang.ClassCastException: class
org.apache.kafka.common.requests.ListOffsetsResponse cannot be cast to class
org.apache.kafka.common.requests.MetadataResponse
(org.apache.kafka.common.requests.ListOffsetsResponse and
org.apache.kafka.common.requests.MetadataResponse are in unnamed module of
loader 'app')
at
org.apache.kafka.clients.admin.internals.PartitionLeaderStrategy.handleResponse(PartitionLeaderStrategy.java:144)
at
org.apache.kafka.clients.admin.internals.AdminApiDriver.onResponse(AdminApiDriver.java:226)
at
org.apache.kafka.clients.admin.KafkaAdminClient$34.handleResponse(KafkaAdminClient.java:4216)
at
org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.handleResponses(KafkaAdminClient.java:1236)
at
org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.processRequests(KafkaAdminClient.java:1389)
at
org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.run(KafkaAdminClient.java:1312)
at java.base/java.lang.Thread.run(Thread.java:829)
{quote}
> Flaky test TopicAdminTest::retryEndOffsetsShouldRetryWhenTopicNotFound
> ----------------------------------------------------------------------
>
> Key: KAFKA-15416
> URL: https://issues.apache.org/jira/browse/KAFKA-15416
> Project: Kafka
> Issue Type: Test
> Components: KafkaConnect
> Reporter: Chris Egerton
> Priority: Minor
>
> This test fails frequently when I run unit tests locally, but I've never seen
> it fail during a CI build.
> Failure message:
> {quote} org.apache.kafka.connect.errors.ConnectException: Failed to list
> offsets for topic partitions.
> at
> app//org.apache.kafka.connect.util.TopicAdmin.retryEndOffsets(TopicAdmin.java:777)
> at
> app//org.apache.kafka.connect.util.TopicAdminTest.retryEndOffsetsShouldRetryWhenTopicNotFound(TopicAdminTest.java:570)
>
> Caused by:
> org.apache.kafka.connect.errors.ConnectException: Fail to list
> offsets for topic partitions after 1 attempts. Reason: Timed out while
> waiting to get end offsets for topic 'myTopic' on brokers at
> \{retry.backoff.ms=0}
> at
> app//org.apache.kafka.connect.util.RetryUtil.retryUntilTimeout(RetryUtil.java:106)
> at
> app//org.apache.kafka.connect.util.RetryUtil.retryUntilTimeout(RetryUtil.java:56)
> at
> app//org.apache.kafka.connect.util.TopicAdmin.retryEndOffsets(TopicAdmin.java:768)
> ... 1 more
>
> Caused by:
> org.apache.kafka.common.errors.TimeoutException: Timed out while
> waiting to get end offsets for topic 'myTopic' on brokers at
> \{retry.backoff.ms=0}
>
> Caused by:
> java.util.concurrent.ExecutionException:
> org.apache.kafka.common.errors.TimeoutException: Timed out waiting to send
> the call. Call: listOffsets(api=METADATA)
> at
> java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
> at
> java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1999)
> at
> org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:165)
> at
> org.apache.kafka.connect.util.TopicAdmin.endOffsets(TopicAdmin.java:716)
> at
> org.apache.kafka.connect.util.TopicAdmin.lambda$retryEndOffsets$7(TopicAdmin.java:769)
> at
> org.apache.kafka.connect.util.RetryUtil.retryUntilTimeout(RetryUtil.java:87)
> at
> org.apache.kafka.connect.util.RetryUtil.retryUntilTimeout(RetryUtil.java:56)
> at
> org.apache.kafka.connect.util.TopicAdmin.retryEndOffsets(TopicAdmin.java:768)
> at
> org.apache.kafka.connect.util.TopicAdminTest.retryEndOffsetsShouldRetryWhenTopicNotFound(TopicAdminTest.java:570)
>
> Caused by:
> org.apache.kafka.common.errors.TimeoutException: Timed
> out waiting to send the call. Call: listOffsets(api=METADATA)
> {quote}
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