我最近在单节点CDH 5设置上设置了Kafka,目的是在移动到真实集群之前在单个节点上播放它.最初,我刚用kafka服务器启动了zookeeper服务器,一切都很好.我可以看到zookeeper在2181运行,而Kafka在9092运行.然后我创建了一个主题,并启动了消费者和生产者,消费者可以看到生产者发送的消息.
幸福的是,我带着动物园管理员的日志搬到了标签,看到了这个:
[2015-05-27 16:46:07,016] INFO Got user-level KeeperException when processing sessionid:0x14d97bf0a020002 type:create cxid:0x2 zxid:0x1f txntype:-1 reqpath:n/a Error Path:/consumers/test-consumer-group/ids Error:KeeperErrorCode = NoNode for /consumers/test-consumer-group/ids (org.apache.zookeeper.server.PrepRequestProcessor)
[2015-05-27 16:46:07,021] INFO Got user-level KeeperException when processing sessionid:0x14d97bf0a020002 type:create cxid:0x3 zxid:0x20 txntype:-1 reqpath:n/a Error Path:/consumers/test-consumer-group Error:KeeperErrorCode = NoNode for /consumers/test-consumer-group (org.apache.zookeeper.server.PrepRequestProcessor)
[2015-05-27 16:46:07,306] INFO Got user-level KeeperException when processing sessionid:0x14d97bf0a020002 type:create cxid:0x19 zxid:0x24 txntype:-1 reqpath:n/a Error Path:/consumers/test-consumer-group/owners/test Error:KeeperErrorCode = NoNode for /consumers/test-consumer-group/owners/test (org.apache.zookeeper.server.PrepRequestProcessor)
[2015-05-27 16:46:07,307] INFO Got user-level KeeperException when processing sessionid:0x14d97bf0a020002 type:create cxid:0x1a …当我启动kafka时,zookeeper发生错误.
INFO Got user-level KeeperException when processing sessionid:0x156028651c00001 type:delete cxid:0x1b zxid:0x59 txntype:-1 reqpath:n/a Error Path:/admin/preferred_replica_election Error:KeeperErrorCode = NoNode for /admin/preferred_replica_election (org.apache.zookeeper.server.PrepRequestProcessor)