installation.md

Installation

• Install Apache ZooKeeper
• Install Apache Kafka

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Install Apache ZooKeeper

Step 1: Verify Java Installation

Use this command to verify the Java environment

java -version

Step 2: Install ZooKeeper

Step 2.1: Download ZooKeeper

Use this link for downloading the latest version of ZooKeeper.

Step 2.2: Extract the tar file

tar -zxf zookeeper-3.4.14.tar.gz
cd zookeeper-3.4.14

Step 2.3: Create a directory for data

Create a directory for storing the snapshot

mkdir data

Step 2.4: Create configuration file

Create zoo.cfg under the conf directory:

nano conf/zoo.cfg

Set the content of zoo.cfg:

tickTime = 2000
dataDir = /Users/wuyichen/zookeeper-3.4.14/data     (Change this path for your case, see Step 2.3)
clientPort = 2181
initLimit = 5
syncLimit = 2

Step 2.5: Start ZooKeeper server

sh bin/zkServer.sh start

After executing this command, you should see the following message:

ZooKeeper JMX enabled by default
Using config: /Users/wuyichen/zookeeper-3.4.14/bin/../conf/zoo.cfg
-n Starting zookeeper ... 
STARTED

Other useful command

• Start ZooKeeper client: sh bin/zkCli.sh
• Stop ZooKeeper server: sh bin/zkServer.sh stop
• Check ZooKeeper server status: sh bin/zkServer.sh status

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Install Apache Kafka

Step 1: Verify Java Installation

Use this command to verify the Java environment

java -version

Step 2: Install ZooKeeper

ZooKeeper is the prerequisite for Kafka, you need to install it before running Kafka.

Step 3: Install Kafka

Step 3.1: Download Kafka

Use this link for downloading the latest version of Kafka. Use the binary downloads like "kafka_a.b-x.y.z.tgz".

Step 3.2: Extract the tar file

tar -zxf kafka_2.11-2.2.0.tar.gz
cd kafka_2.11-2.2.0

Step 3.3: Start Kafka server

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

NOTE: Please make sure the ZooKeeper server is running also.