zookeeper: zkServer.sh status没有到主机的路由

本文详细介绍了当遇到没有到主机的路由错误时,如何检查并关闭Ubuntu和CentOS系统的防火墙,以解决Zookeeper连接问题。针对不同版本的CentOS系统,提供了具体的防火墙查看和关闭命令。

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zookeeper: zkServer.sh status没有到主机的路由

没有到主机的路由这种问题很常见,多数是由机器的防火墙没有关闭。

Ubuntu
查看防火墙状态
ufw status

关闭防火墙
ufw disable

centos6
查看防火墙状态
service iptables status

关闭防火墙
chkconfig iptables off

centos7
查看防火墙状态
firewall-cmd --state

关闭防火墙
systemctl stop firewalld.service

永久关闭

systemctl disable firewalld.service

 

[root@localhost kafka]# bin/kafka-server-start.sh config/server.properties [2025-03-20 21:29:51,257] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2025-03-20 21:29:52,029] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2025-03-20 21:29:52,037] INFO starting (kafka.server.KafkaServer) [2025-03-20 21:29:52,038] INFO Connecting to zookeeper on localhost:2181 (kafka.server.KafkaServer) [2025-03-20 21:29:52,079] INFO [ZooKeeperClient Kafka server] Initializing a new session to localhost:2181. (kafka.zookeeper.ZooKeeperClient) [2025-03-20 21:29:52,084] INFO Client environment:zookeeper.version=3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf, built on 03/06/2019 16:18 GMT (org.apache.zookeeper.ZooKeeper) [2025-03-20 21:29:52,084] INFO Client environment:host.name=localhost (org.apache.zookeeper.ZooKeeper) [2025-03-20 21:29:52,084] INFO Client environment:java.version=1.8.0_181 (org.apache.zookeeper.ZooKeeper) [2025-03-20 21:29:52,084] INFO Client environment:java.vendor=Oracle Corporation (org.apache.zookeeper.ZooKeeper) [2025-03-20 21:29:52,084] INFO Client environment:java.home=/usr/java/jdk1.8.0_181/jre (org.apache.zookeeper.ZooKeeper) [2025-03-20 21:29:52,084] INFO Client environment:java.class.path=.:{JAVA_HOME}/lib:/usr/java/jdk1.8.0_181/jre/lib::/usr/local/kafka/bin/../libs/activation-1.1.1.jar:/usr/local/kafka/bin/../libs/aopalliance-repackaged-2.5.0.jar:/usr/local/kafka/bin/../libs/argparse4j-0.7.0.jar:/usr/local/kafka/bin/../libs/audience-annotations-0.5.0.jar:/usr/local/kafka/bin/../libs/commons-lang3-3.8.1.jar:/usr/local/kafka/bin/../libs/connect-api-2.3.0.jar:/usr/local/kafka/bin/../libs/connect-basic-auth-extension-2.3.0.jar:/usr/local/kafka/bin/../libs/connect-file-2.3.0.jar:/usr/local/kafka/bin/../libs/connect-json-2.3.0.jar:/usr/local/kafka/bin/../libs/connect-runtime-2.3.0.jar:/usr/local/kafka/bin/../libs/connect-transforms-2.3.0.jar:/usr/local/k
03-21
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