ubuntu

kafka配置Ubuntu要注意啥

小樊
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2025-06-24 04:55:56
栏目: 智能运维

在Ubuntu上配置Kafka时,有几个关键点需要注意:

1. 安装JDK

Kafka是用Java编写的,因此需要安装JDK。推荐使用OpenJDK 8或更高版本。

sudo apt update
sudo apt install openjdk-8-jdk
java -version

2. 安装Zookeeper

Kafka依赖于Zookeeper进行集群管理和协调。

wget https://downloads.apache.org/zookeeper/zookeeper-3.5.20/apache-zookeeper-3.5.20-bin.tar.gz
tar -xzf apache-zookeeper-3.5.20-bin.tar.gz
sudo mv apache-zookeeper-3.5.20 /usr/local/zookeeper

编辑 /usr/local/zookeeper/conf/zoo.cfg 文件,设置 dataDirserver.X(X是每个Zookeeper节点的ID)。

sudo cp /usr/local/zookeeper/conf/zoo_sample.cfg /usr/local/zookeeper/conf/zoo.cfg
sudo vi /usr/local/zookeeper/conf/zoo.cfg
cd /usr/local/zookeeper
./bin/zookeeper-server-start.sh config/zoo.cfg

3. 安装Kafka

wget https://downloads.apache.org/kafka/2.8.0/kafka_2.12-2.8.0.tgz
tar -xzf kafka_2.12-2.8.0.tgz
sudo mv kafka_2.12-2.8.0 /usr/local/kafka

编辑 /usr/local/kafka/config/server.properties 文件,设置以下关键配置:

sudo vi /usr/local/kafka/config/server.properties
cd /usr/local/kafka
./bin/zookeeper-server-start.sh config/zoo.cfg
./bin/kafka-server-start.sh config/server.properties

4. 配置Kafka自启动

创建Kafka服务文件:

sudo nano /etc/systemd/system/kafka.service

添加以下内容:

[Unit]
Description = Apache Kafka Server
After = network.target zookeeper.service

[Service]
Type = forking
User = root
Group = root
Environment = "JAVA_HOME=/usr/lib/jvm/default-java"
ExecStart = /usr/local/kafka/bin/kafka-server-start.sh /usr/local/kafka/config/server.properties
ExecStop = /usr/local/kafka/bin/kafka-server-stop.sh
Restart = on-failure

[Install]
WantedBy = multi-user.target

重新加载systemd配置并启动Kafka服务:

sudo systemctl daemon-reloads
sudo systemctl start kafka
sudo systemctl enable kafka

5. 配置Kafka集群

如果配置Kafka集群,确保每个节点的 broker.id 唯一。在每个节点上编辑 config/server.properties 文件,设置不同的 broker.id。启动所有Kafka节点:

./bin/kafka-server-start.sh config/server.properties

6. 注意事项

以上步骤和注意事项应该可以帮助你在Ubuntu环境下成功配置Kafka。如果在配置过程中遇到问题,可以参考相关日志文件或官方文档进行排查。

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