Apache Beam:初始化分区 'topic-1' 时超时。 Kafka 客户端可能无法连接到服务器
Apache beam: Timeout while initializing partition 'topic-1'. Kafka client may not be able to connect to servers
当我的 Apache Beam 应用程序连接到启用了 ACL 的 Kafka 集群时,我遇到了这个错误。请帮我解决这个问题。
Caused by: java.io.IOException: Reader-4: Timeout while initializing partition 'test-1'. Kafka client may not be able to connect to servers.
org.apache.beam.sdk.io.kafka.KafkaUnboundedReader.start(KafkaUnboundedReader.java:128)
org.apache.beam.runners.dataflow.worker.WorkerCustomSources$UnboundedReaderIterator.start(WorkerCustomSources.java:779)
org.apache.beam.runners.dataflow.worker.util.common.worker.ReadOperation$SynchronizedReaderIterator.start(ReadOperation.java:361)
org.apache.beam.runners.dataflow.worker.util.common.worker.ReadOperation.runReadLoop(ReadOperation.java:194)
org.apache.beam.runners.dataflow.worker.util.common.worker.ReadOperation.start(ReadOperation.java:159)
org.apache.beam.runners.dataflow.worker.util.common.worker.MapTaskExecutor.execute(MapTaskExecutor.java:76)
org.apache.beam.runners.dataflow.worker.StreamingDataflowWorker.process(StreamingDataflowWorker.java:1228)
org.apache.beam.runners.dataflow.worker.StreamingDataflowWorker.access00(StreamingDataflowWorker.java:143)
org.apache.beam.runners.dataflow.worker.StreamingDataflowWorker.run(StreamingDataflowWorker.java:967)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
java.lang.Thread.run(Thread.java:745)
我在 GKE 上有一个包含 3 个节点的 Kafka 集群。我创建了一个具有复制因子 3 和分区 5 的主题。
kafka-topics --create --zookeeper zookeeper:2181 \
--replication-factor 3 --partitions 5 --topic topic
我为 test_consumer_group 消费者组设置了对主题 test 的读取权限。
kafka-acls --authorizer-properties zookeeper.connect=zookeeper:2181 \
--add --allow-principal User:CN=myuser.test.io --consumer \
--topic test --group 'test_consumer_group'
在我的 Apache Beam 应用程序中,我设置配置 group.id=test_consumer_group.
还对控制台消费者进行了测试,但效果不佳。
$ docker run --rm -v `pwd`:/cert confluentinc/cp-kafka:5.1.0 \
kafka-console-consumer --bootstrap-server kafka.xx.xx:19092 \
--topic topic --consumer.config /cert/client-ssl.properties
[2019-03-08 05:43:07,246] WARN [Consumer clientId=consumer-1, groupId=test_consumer_group]
Received unknown topic or partition error in ListOffset request for
partition test-3 (org.apache.kafka.clients.consumer.internals.Fetcher)
似乎与您的 kafka 阅读器之间存在通信问题 Kafka client may not be able to connect to servers
当我的 Apache Beam 应用程序连接到启用了 ACL 的 Kafka 集群时,我遇到了这个错误。请帮我解决这个问题。
Caused by: java.io.IOException: Reader-4: Timeout while initializing partition 'test-1'. Kafka client may not be able to connect to servers.
org.apache.beam.sdk.io.kafka.KafkaUnboundedReader.start(KafkaUnboundedReader.java:128)
org.apache.beam.runners.dataflow.worker.WorkerCustomSources$UnboundedReaderIterator.start(WorkerCustomSources.java:779)
org.apache.beam.runners.dataflow.worker.util.common.worker.ReadOperation$SynchronizedReaderIterator.start(ReadOperation.java:361)
org.apache.beam.runners.dataflow.worker.util.common.worker.ReadOperation.runReadLoop(ReadOperation.java:194)
org.apache.beam.runners.dataflow.worker.util.common.worker.ReadOperation.start(ReadOperation.java:159)
org.apache.beam.runners.dataflow.worker.util.common.worker.MapTaskExecutor.execute(MapTaskExecutor.java:76)
org.apache.beam.runners.dataflow.worker.StreamingDataflowWorker.process(StreamingDataflowWorker.java:1228)
org.apache.beam.runners.dataflow.worker.StreamingDataflowWorker.access00(StreamingDataflowWorker.java:143)
org.apache.beam.runners.dataflow.worker.StreamingDataflowWorker.run(StreamingDataflowWorker.java:967)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
java.lang.Thread.run(Thread.java:745)
我在 GKE 上有一个包含 3 个节点的 Kafka 集群。我创建了一个具有复制因子 3 和分区 5 的主题。
kafka-topics --create --zookeeper zookeeper:2181 \
--replication-factor 3 --partitions 5 --topic topic
我为 test_consumer_group 消费者组设置了对主题 test 的读取权限。
kafka-acls --authorizer-properties zookeeper.connect=zookeeper:2181 \
--add --allow-principal User:CN=myuser.test.io --consumer \
--topic test --group 'test_consumer_group'
在我的 Apache Beam 应用程序中,我设置配置 group.id=test_consumer_group.
还对控制台消费者进行了测试,但效果不佳。
$ docker run --rm -v `pwd`:/cert confluentinc/cp-kafka:5.1.0 \
kafka-console-consumer --bootstrap-server kafka.xx.xx:19092 \
--topic topic --consumer.config /cert/client-ssl.properties
[2019-03-08 05:43:07,246] WARN [Consumer clientId=consumer-1, groupId=test_consumer_group]
Received unknown topic or partition error in ListOffset request for
partition test-3 (org.apache.kafka.clients.consumer.internals.Fetcher)
似乎与您的 kafka 阅读器之间存在通信问题 Kafka client may not be able to connect to servers