{"id":35947,"date":"2024-02-01T13:51:39","date_gmt":"2024-02-01T13:51:39","guid":{"rendered":"https:\/\/accuweb.cloud\/blog\/?p=35947"},"modified":"2026-02-25T14:16:58","modified_gmt":"2026-02-25T14:16:58","slug":"what-is-apache-kafka-and-how-can-we-install-it-on-linux","status":"publish","type":"post","link":"https:\/\/accuweb.cloud\/blog\/what-is-apache-kafka-and-how-can-we-install-it-on-linux\/","title":{"rendered":"Apache Kafka Explained: Architecture, Use Cases, and Step-by-Step Installation on Linux"},"content":{"rendered":"<h1 class=\"ac-h1\">Apache Kafka Explained: Architecture, Use Cases, and Step-by-Step Installation on Linux<\/h1>\n<p><a href=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/02\/What-is-Apache-Kafka-and-How-Can-We-Install-It-on-Linux.png\"><img fetchpriority=\"high\" decoding=\"async\" class=\"acc-blog-image aligncenter wp-image-42063 size-large\" title=\"What is Apache Kafka and How Can We Install It on Linux?\" src=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/02\/What-is-Apache-Kafka-and-How-Can-We-Install-It-on-Linux-1024x576.png\" alt=\"What is Apache Kafka and How Can We Install It on Linux?\" width=\"640\" height=\"360\" srcset=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/02\/What-is-Apache-Kafka-and-How-Can-We-Install-It-on-Linux-1024x576.png 1024w, https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/02\/What-is-Apache-Kafka-and-How-Can-We-Install-It-on-Linux-300x169.png 300w, https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/02\/What-is-Apache-Kafka-and-How-Can-We-Install-It-on-Linux-768x432.png 768w, https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/02\/What-is-Apache-Kafka-and-How-Can-We-Install-It-on-Linux.png 1280w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<div class=\"tips_box-cloud gradient-cloud\">\n<h3 class=\"cb-h3\">TL;DR<\/h3>\n<p>Apache Kafka is an open-source distributed event streaming platform used to build real-time data pipelines and streaming applications. It uses a publish-subscribe model to handle high-throughput, fault-tolerant data streams.<\/p>\n<p>To install Kafka on Linux:<\/p>\n<ol class=\"ac-ol\">\n<li>Install Java (JDK 11 or newer)<\/li>\n<li>Download Kafka binaries<\/li>\n<li>Extract and configure Kafka<\/li>\n<li>Start Kafka in KRaft mode (no ZooKeeper required in modern versions)<\/li>\n<li>Create topics and test producers\/consumers<\/li>\n<\/ol>\n<\/div>\n<h2 class=\"ac-h2\">What Is Apache Kafka?<\/h2>\n<p>Apache Kafka is an open-source distributed event streaming platform developed by the Apache Software Foundation. It is designed to handle high-throughput, low-latency data streams across distributed systems.<\/p>\n<p>Kafka allows applications to publish, subscribe, store, and process streams of records in real time.<\/p>\n<p>Official project:<a href=\"https:\/\/kafka.apache.org\/\"> https:\/\/kafka.apache.org\/<\/a><\/p>\n<h2 class=\"ac-h2\">How Apache Kafka Works<\/h2>\n<p>Kafka operates using a publish-subscribe model.<\/p>\n<p>Core components:<\/p>\n<ul class=\"ac-ul\">\n<li>Broker \u2013 Kafka server instance<\/li>\n<li>Topic \u2013 Category for organizing messages<\/li>\n<li>Producer \u2013 Sends data to Kafka<\/li>\n<li>Consumer \u2013 Reads data from Kafka<\/li>\n<li>Partition \u2013 Splits topics for scalability<\/li>\n<li>Replication \u2013 Ensures fault tolerance<\/li>\n<li>In modern Kafka (3.x+), ZooKeeper is optional. Kafka can run in KRaft mode, which removes ZooKeeper dependency.<\/li>\n<\/ul>\n<p>In modern Kafka (3.x+), ZooKeeper is optional. Kafka can run in KRaft mode, which removes ZooKeeper dependency.<\/p>\n<h2 class=\"ac-h2\">Why Apache Kafka Is Popular<\/h2>\n<p>Kafka is widely adopted because it provides:<\/p>\n<ul class=\"ac-ul\">\n<li>High throughput (millions of messages per second)<\/li>\n<li>Horizontal scalability<\/li>\n<li>Built-in replication<\/li>\n<li>Fault tolerance<\/li>\n<li>Real-time stream processing<\/li>\n<li>Log retention capabilities<\/li>\n<\/ul>\n<p>It is commonly used in:<\/p>\n<ul class=\"ac-ul\">\n<li>Real-time analytics<\/li>\n<li>Log aggregation<\/li>\n<li>Event-driven microservices<\/li>\n<li>Financial transaction pipelines<\/li>\n<li>Monitoring systems<\/li>\n<\/ul>\n<h2 class=\"ac-h2\">System Requirements Before Installing Kafka on Linux<\/h2>\n<p>Minimum recommended setup:<\/p>\n<ul class=\"ac-ul\">\n<li>Ubuntu 22.04 or any modern Linux distribution<\/li>\n<li>4 GB RAM minimum (8 GB recommended)<\/li>\n<li>OpenJDK 11 or higher<\/li>\n<li>Sudo privileges<\/li>\n<li>10+ GB disk space for logs<\/li>\n<\/ul>\n<h2 class=\"ac-h2\">How to Install Apache Kafka on Linux (Ubuntu 22.04 Example)<\/h2>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/RPgJGfreQEjqHUFsjYhQQ3xTNJNmQfY7qAbGALdL3WQXFhQiPd699tirP_r4hF8e2tKNk8JoOHDhWtT-zUG02eRJhHKvdoDWRVNPNhFgRDuD8Chz0wdCaLffMFBC2Eku08IKiPk3sNrlFpmNxkPaf34te9ptD9Th\"><img decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"How to install Apache Kafka on Linux server?\" src=\"https:\/\/lh7-us.googleusercontent.com\/RPgJGfreQEjqHUFsjYhQQ3xTNJNmQfY7qAbGALdL3WQXFhQiPd699tirP_r4hF8e2tKNk8JoOHDhWtT-zUG02eRJhHKvdoDWRVNPNhFgRDuD8Chz0wdCaLffMFBC2Eku08IKiPk3sNrlFpmNxkPaf34te9ptD9Th\" alt=\"How to install Apache Kafka on Linux server?\" width=\"798\" height=\"467\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>This guide uses Kafka 3.6+ in KRaft mode (recommended).<\/p>\n<h3 class=\"cb-h3\">Step 1: Install Java (OpenJDK 11 or 17)<\/h3>\n<p>Update system:<\/p>\n<pre><code class=\"language-javascript\">sudo apt update<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/vWP6bW2q_DpWNb8_n5fE97APWD3fc-H2dZ-W_kAlNFi2ixhi5Uir29zWDxx5E0VImRh2v2RtzRc7ccHrtHW9MHVCck3Hph9EqqIIkR_sxo2jX4xEnx8sYd7AF0BuBedW4w5QdL_MgxIDt6ymLxwcqutqArLXV01j\"><img decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"sudo apt update\" src=\"https:\/\/lh7-us.googleusercontent.com\/vWP6bW2q_DpWNb8_n5fE97APWD3fc-H2dZ-W_kAlNFi2ixhi5Uir29zWDxx5E0VImRh2v2RtzRc7ccHrtHW9MHVCck3Hph9EqqIIkR_sxo2jX4xEnx8sYd7AF0BuBedW4w5QdL_MgxIDt6ymLxwcqutqArLXV01j\" alt=\"sudo apt update\" width=\"1021\" height=\"422\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>Install Java:<\/p>\n<pre><code class=\"language-javascript\">sudo apt install openjdk-17-jdk -y<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/jBF9efp17owGQ555rXK1VmqGQ2re9LxrivfZGPLWorvdH2nzdCZXLnCB1XqhyBaCjemFBpnDEJ3mbaCBlEuIYEzDUkJYDlX6J7Zo3AfxbZtaPyrx63fgaftYxGQCNy6_65_klvKkCcBr854XjjoH4oIbhcxIi_C5\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"sudo apt install openjdk-11-jdk -y\" src=\"https:\/\/lh7-us.googleusercontent.com\/jBF9efp17owGQ555rXK1VmqGQ2re9LxrivfZGPLWorvdH2nzdCZXLnCB1XqhyBaCjemFBpnDEJ3mbaCBlEuIYEzDUkJYDlX6J7Zo3AfxbZtaPyrx63fgaftYxGQCNy6_65_klvKkCcBr854XjjoH4oIbhcxIi_C5\" alt=\"sudo apt install openjdk-11-jdk -y\" width=\"1021\" height=\"423\" \/><\/a><br \/>\nVerify installation:<\/p>\n<pre><code class=\"language-javascript\">java -version<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/ZDrnK-YObPe50Z0qMrUltWRqYd5MMRrGXzdzzI7GxHFxdQe-O-JYqcIPCfLwnOMr5uGRt5Ni2Jz9eUgyXxZnc5cRN_759JzHduAHJ8PZbbhX7vPO0_yKI_UKYKfxHphArE_VlnaZDV1YY_NH6f_Yd47gbVXksmRl\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Java -version\" src=\"https:\/\/lh7-us.googleusercontent.com\/ZDrnK-YObPe50Z0qMrUltWRqYd5MMRrGXzdzzI7GxHFxdQe-O-JYqcIPCfLwnOMr5uGRt5Ni2Jz9eUgyXxZnc5cRN_759JzHduAHJ8PZbbhX7vPO0_yKI_UKYKfxHphArE_VlnaZDV1YY_NH6f_Yd47gbVXksmRl\" alt=\"Java -version\" width=\"1028\" height=\"366\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>Kafka requires Java 11 or later.<\/p>\n<h3 class=\"cb-h3\">Step 2: Download Apache Kafka<\/h3>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/7LHNFo65yN12RdNmb5x49KvcQ9y5p82Riy6mwj35aFqmYx9BGuNK_Jzw729--bNOI8fHu1qH-eRmwBpORP7vsehCgcp0ZyW99bapQBzgzJqsaERCBmRGCvpA9kKSWqAVrO6HbTmfPMGzB49oUcQPJ8vaUh5QvMKo\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Download Apache Kafka\" src=\"https:\/\/lh7-us.googleusercontent.com\/7LHNFo65yN12RdNmb5x49KvcQ9y5p82Riy6mwj35aFqmYx9BGuNK_Jzw729--bNOI8fHu1qH-eRmwBpORP7vsehCgcp0ZyW99bapQBzgzJqsaERCBmRGCvpA9kKSWqAVrO6HbTmfPMGzB49oUcQPJ8vaUh5QvMKo\" alt=\"Download Apache Kafka\" width=\"1026\" height=\"418\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<pre><code class=\"language-javascript\">Download latest Kafka binary from official site:\r\nwget https:\/\/downloads.apache.org\/kafka\/3.6.1\/kafka_2.13-3.6.1.tgz<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/KQO9UkRkX2qQO84aNO_S8Zo7O7o6PjWXb78c_TqKWd6m_xBgLvTdQOatMmJ-BWiMYxhlvQ2_Jn5aKr6sEEHdufR5cumSnAxKkbLmXSfei6qZHBIie4Peh2wUwA6E1WPpPE55Mat01-SvZHV1Ya-J1S-IPsb1h-qr\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Extract the Kafka zip file\" src=\"https:\/\/lh7-us.googleusercontent.com\/KQO9UkRkX2qQO84aNO_S8Zo7O7o6PjWXb78c_TqKWd6m_xBgLvTdQOatMmJ-BWiMYxhlvQ2_Jn5aKr6sEEHdufR5cumSnAxKkbLmXSfei6qZHBIie4Peh2wUwA6E1WPpPE55Mat01-SvZHV1Ya-J1S-IPsb1h-qr\" alt=\"Extract the Kafka zip file\" width=\"1022\" height=\"425\" \/><\/a><\/p>\n<pre><code class=\"language-javascript\">Extract files:\r\ntar -xzf kafka_2.13-3.6.1.tgz\r\nsudo mv kafka_2.13-3.6.1 \/usr\/local\/kafka<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/GHOGu-nfyDo6j0TZwKcrphp2PMvGasAPnNZQm9qd-LuWNaGQG3kkO9lv-ldZDZNQvcJatK6SabKyiJZtzbGOzTg7ahYhGu9BAroxd-x1XyOoXflP0LuvWchOwGiy0asMwpIqPGakr9oXqGaSgecoA8zT7QHAE5iT\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Move Kafka to created folder\" src=\"https:\/\/lh7-us.googleusercontent.com\/GHOGu-nfyDo6j0TZwKcrphp2PMvGasAPnNZQm9qd-LuWNaGQG3kkO9lv-ldZDZNQvcJatK6SabKyiJZtzbGOzTg7ahYhGu9BAroxd-x1XyOoXflP0LuvWchOwGiy0asMwpIqPGakr9oXqGaSgecoA8zT7QHAE5iT\" alt=\"Move Kafka to created folder\" width=\"1019\" height=\"418\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>Navigate to Kafka directory:<\/p>\n<pre><code class=\"language-javascript\">cd \/usr\/local\/kafka<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<h3 class=\"cb-h3\">Step 3: Configure Kafka (KRaft Mode \u2013 No ZooKeeper)<\/h3>\n<p>&nbsp;<\/p>\n<p>Generate cluster ID:<\/p>\n<pre><code class=\"language-javascript\">bin\/kafka-storage.sh random-uuid<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/r9FlL5h1MFuyx0ozVr1dLrRnpBj0nT4a3ZkYEQ-kjlWMLji9p188GQUI-KfYI8ysi4XL1IEgubND0sZRTAqBQA4Wji8ZeO1EZmTIhuIyeBfdXoAXuq2_yDWnQFGN2oAn71j8sNgch3E0_yIkMqNIrK-YhdOjoFjI\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Configure Kafka\" src=\"https:\/\/lh7-us.googleusercontent.com\/r9FlL5h1MFuyx0ozVr1dLrRnpBj0nT4a3ZkYEQ-kjlWMLji9p188GQUI-KfYI8ysi4XL1IEgubND0sZRTAqBQA4Wji8ZeO1EZmTIhuIyeBfdXoAXuq2_yDWnQFGN2oAn71j8sNgch3E0_yIkMqNIrK-YhdOjoFjI\" alt=\"Configure Kafka\" width=\"1016\" height=\"533\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>Format storage:<\/p>\n<p>bin\/kafka-storage.sh format -t &lt;CLUSTER_ID&gt; -c config\/kraft\/server.properties<\/p>\n<p>Replace &lt;CLUSTER_ID&gt; with the generated value.<\/p>\n<h3 class=\"cb-h3\">Step 4: Start Kafka Server<\/h3>\n<p>Start Kafka broker:<\/p>\n<pre><code class=\"language-javascript\">bin\/kafka-server-start.sh config\/kraft\/server.properties\r\nKafka will start on default port 9092.<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<p>To run in background:<\/p>\n<p>nohup bin\/kafka-server-start.sh config\/kraft\/server.properties &amp;<\/p>\n<h2 class=\"ac-h2\">How to Create a Kafka Topic<\/h2>\n<p>Open a new terminal:<\/p>\n<pre><code class=\"language-javascript\">cd \/usr\/local\/kafka<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<p>Create topic:<\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb4.png\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter wp-image-35963 size-full\" title=\"Create a Kafka Topic\" src=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb4.png\" alt=\"Create a Kafka Topic\" width=\"1018\" height=\"419\" srcset=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb4.png 1018w, https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb4-300x123.png 300w, https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb4-768x316.png 768w\" sizes=\"(max-width: 1018px) 100vw, 1018px\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>bin\/kafka-topics.sh &#8211;create &#8211;topic sampleTopic &#8211;bootstrap-server localhost:9092 &#8211;partitions 1 &#8211;replication-factor 1<\/p>\n<p>List topics:<\/p>\n<pre><code class=\"language-javascript\">bin\/kafka-topics.sh --list --bootstrap-server localhost:9092<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<h2 class=\"ac-h2\">How to Send and Receive Messages in Kafka<\/h2>\n<h3 class=\"cb-h3\">Start Producer<\/h3>\n<p>bin\/kafka-console-producer.sh &#8211;topic sampleTopic &#8211;bootstrap-server localhost:9092<\/p>\n<p>Type messages:<\/p>\n<pre><code class=\"language-javascript\">Hello Kafka\r\nReal-time streaming test<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/RW6sphgXaH3paNfILpgtVrWXwF7BNZgQhNx4BSKYJPh8LpAsxhT8jyGtjQtt1UJsRs3Sapwafl72Gy0ivsjTk7Pp3U7CbGHv3gfngUNfcV_TfFZak-RdmwSMny6KOfABy7wMsIoXxvQrjeirhTPO17F49qRSN72w\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Send and Receive Messages in Kafka\" src=\"https:\/\/lh7-us.googleusercontent.com\/RW6sphgXaH3paNfILpgtVrWXwF7BNZgQhNx4BSKYJPh8LpAsxhT8jyGtjQtt1UJsRs3Sapwafl72Gy0ivsjTk7Pp3U7CbGHv3gfngUNfcV_TfFZak-RdmwSMny6KOfABy7wMsIoXxvQrjeirhTPO17F49qRSN72w\" alt=\"Send and Receive Messages in Kafka\" width=\"1019\" height=\"367\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<h3 class=\"cb-h3\">Start Consumer<\/h3>\n<p>Open new terminal:<\/p>\n<p>bin\/kafka-console-consumer.sh &#8211;topic sampleTopic &#8211;bootstrap-server localhost:9092 &#8211;from-beginning<\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/DIsvcdESxHF2isRY3qPQqh3NYPb1BM90uPapWbvnZGQtxJ6qdbGQoQfwzLk7z5t05kfb-iJY0VCgJkXWwZF7lRYmF2mqEmkB2xZpcLXvVAbcX3Z388F6Vm2Fqo0C3NkNM_bxjVD6J-GUiNVLn9JWzLBSGdoW56Gz\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Welcome to Kafka\" src=\"https:\/\/lh7-us.googleusercontent.com\/DIsvcdESxHF2isRY3qPQqh3NYPb1BM90uPapWbvnZGQtxJ6qdbGQoQfwzLk7z5t05kfb-iJY0VCgJkXWwZF7lRYmF2mqEmkB2xZpcLXvVAbcX3Z388F6Vm2Fqo0C3NkNM_bxjVD6J-GUiNVLn9JWzLBSGdoW56Gz\" alt=\"Welcome to Kafka\" width=\"1162\" height=\"336\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>You should see messages appear instantly.<\/p>\n<h2 class=\"ac-h2\">Optional: Running Kafka as a Systemd Service<\/h2>\n<p>Create service file:<\/p>\n<pre><code class=\"language-javascript\">sudo nano \/etc\/systemd\/system\/kafka.service\r\nAdd:\r\n[Unit]\r\nDescription=Apache Kafka Server\r\nAfter=network.target\r\n[Service]\r\nType=simple\r\nExecStart=\/usr\/local\/kafka\/bin\/kafka-server-start.sh \/usr\/local\/kafka\/config\/kraft\/server.properties\r\nExecStop=\/usr\/local\/kafka\/bin\/kafka-server-stop.sh\r\nRestart=on-failure\r\n[Install]\r\nWantedBy=multi-user.target<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/9cMm0X7h_utTXIowDnMO9bJCLf8l43bEj23KFRHoUOR67Y7Px2o8zaRl0lwR72hkhEV-FoUMLfTtVgbbsi3Sor0IzdbmNtlrkbBQMvL0LkcsbLqAzRIhCZ1LXu282Rmz8AxZW90vxvXDNf339oK5eu53qcLNtGsl\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Kafka systemd file\" src=\"https:\/\/lh7-us.googleusercontent.com\/9cMm0X7h_utTXIowDnMO9bJCLf8l43bEj23KFRHoUOR67Y7Px2o8zaRl0lwR72hkhEV-FoUMLfTtVgbbsi3Sor0IzdbmNtlrkbBQMvL0LkcsbLqAzRIhCZ1LXu282Rmz8AxZW90vxvXDNf339oK5eu53qcLNtGsl\" alt=\"Kafka systemd file\" width=\"1019\" height=\"593\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>Reload systemd:<\/p>\n<pre><code class=\"language-javascript\">sudo systemctl daemon-reload<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/BVFim1efd_Dw8YvfoVU7okTEPy0FBTpItkR6g8SC0LZ4ZjDDyDMJUvsEA1Q74R6LaeRSqWf0s9eViyFweyGa51XaSATwLKFaaBOlxuRY4VYus-Ixovdqb6laVxfhebWBRMZprGCu_yXNdXT7m2qCiY90wdxMFqDc\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Start Kafka and ZooKeeper Systemd Services\" src=\"https:\/\/lh7-us.googleusercontent.com\/BVFim1efd_Dw8YvfoVU7okTEPy0FBTpItkR6g8SC0LZ4ZjDDyDMJUvsEA1Q74R6LaeRSqWf0s9eViyFweyGa51XaSATwLKFaaBOlxuRY4VYus-Ixovdqb6laVxfhebWBRMZprGCu_yXNdXT7m2qCiY90wdxMFqDc\" alt=\"Start Kafka and ZooKeeper Systemd Services\" width=\"1016\" height=\"478\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<pre><code class=\"language-javascript\">sudo systemctl enable kafka<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/-210eL9cFKtPOXL0wyo_t2er3kU5e8u4BYBMoTmjjKBTCyZEzGmNKCDFU2g9dL9Qy0oZEvfEpLTFuTO3Zpj6r81WBlWqOXvCG4skvx33947XXGNPtUJ1VaZaxto239Zfr9iMlHrNd-o_NnzJysIkCMWycAPkTTyG\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"sudo systemctl status kafka\" src=\"https:\/\/lh7-us.googleusercontent.com\/-210eL9cFKtPOXL0wyo_t2er3kU5e8u4BYBMoTmjjKBTCyZEzGmNKCDFU2g9dL9Qy0oZEvfEpLTFuTO3Zpj6r81WBlWqOXvCG4skvx33947XXGNPtUJ1VaZaxto239Zfr9iMlHrNd-o_NnzJysIkCMWycAPkTTyG\" alt=\"sudo systemctl status kafka\" width=\"1019\" height=\"481\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<pre><code class=\"language-javascript\">sudo systemctl start kafka<\/code><button class=\"copy-btn\">Copy<\/button><\/pre>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/lh7-us.googleusercontent.com\/BVFim1efd_Dw8YvfoVU7okTEPy0FBTpItkR6g8SC0LZ4ZjDDyDMJUvsEA1Q74R6LaeRSqWf0s9eViyFweyGa51XaSATwLKFaaBOlxuRY4VYus-Ixovdqb6laVxfhebWBRMZprGCu_yXNdXT7m2qCiY90wdxMFqDc\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter\" title=\"Start Kafka and ZooKeeper Systemd Services\" src=\"https:\/\/lh7-us.googleusercontent.com\/BVFim1efd_Dw8YvfoVU7okTEPy0FBTpItkR6g8SC0LZ4ZjDDyDMJUvsEA1Q74R6LaeRSqWf0s9eViyFweyGa51XaSATwLKFaaBOlxuRY4VYus-Ixovdqb6laVxfhebWBRMZprGCu_yXNdXT7m2qCiY90wdxMFqDc\" alt=\"Start Kafka and ZooKeeper Systemd Services\" width=\"1016\" height=\"478\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<h2 class=\"ac-h2\">How to Secure Apache Kafka<\/h2>\n<p>Kafka security options include:<\/p>\n<ul class=\"ac-ul\">\n<li>SSL encryption<\/li>\n<li>SASL authentication<\/li>\n<li>ACL authorization<\/li>\n<li>Network-level firewall rules<\/li>\n<\/ul>\n<p>For production deployments, configure:<\/p>\n<ul class=\"ac-ul\">\n<li>listeners=SSL<\/li>\n<li>sasl.enabled.mechanisms<\/li>\n<li>authorizer.class.name<\/li>\n<\/ul>\n<p>Refer to official Kafka security documentation.<\/p>\n<h2 class=\"ac-h2\">What Is Apache Kafka Used For?<\/h2>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb3.png\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter wp-image-35954 size-full\" title=\"Kafka Usage \" src=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb3.png\" alt=\"What is Kafka used for?\" width=\"592\" height=\"413\" srcset=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb3.png 592w, https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb3-300x209.png 300w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<p>Kafka is used for:<\/p>\n<ul class=\"ac-ul\">\n<li>Event streaming<\/li>\n<li>Real-time analytics<\/li>\n<li>Log aggregation<\/li>\n<li>Microservices communication<\/li>\n<li>Fraud detection systems<\/li>\n<li>IoT data ingestion<\/li>\n<\/ul>\n<p>Companies like LinkedIn, Netflix, Uber, and Airbnb use Kafka to handle massive data pipelines.<\/p>\n<h2 class=\"ac-h2\">Top 5 Apache Kafka Use Cases<\/h2>\n<ol class=\"ac-ol\">\n<li>Website activity tracking<\/li>\n<li>Distributed log collection<\/li>\n<li>Real-time financial transactions<\/li>\n<li>IoT sensor data streaming<\/li>\n<li>Event-driven architecture backbone<\/li>\n<\/ol>\n<h2 class=\"ac-h2\">Industries That Benefit From Kafka<\/h2>\n<div class=\"accu-blog-space\"><\/div>\n<p><a href=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"acc-blog-image aligncenter wp-image-35951 size-full\" title=\"Industries Benefit From KafKa\" src=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb2.png\" alt=\"Industries Benefit from Kafka\" width=\"768\" height=\"512\" srcset=\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb2.png 768w, https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/01\/cb2-300x200.png 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/a><\/p>\n<div class=\"accu-blog-space\"><\/div>\n<ul class=\"ac-ul\">\n<li>Financial Services<\/li>\n<li>Retail &amp; E-commerce<\/li>\n<li>Telecom<\/li>\n<li>Gaming<\/li>\n<li>Healthcare<\/li>\n<li>Logistics<\/li>\n<li>Automotive<\/li>\n<\/ul>\n<p>Any industry handling high-volume event data can benefit from Kafka.<\/p>\n<h3 class=\"cb-h3\">People Also Ask(And You Should Too!)<\/h3>\n<p><b>Q) What is Apache Kafka in simple terms?<\/b><\/p>\n<p>A) Apache Kafka is a distributed messaging system that enables applications to send and receive real-time streams of data reliably and at scale.<\/p>\n<p><b>Q) Does Kafka require ZooKeeper?<\/b><\/p>\n<p>A) Older versions required ZooKeeper. Modern Kafka (3.x+) supports KRaft mode, which removes the ZooKeeper dependency.<\/p>\n<p><b>Q) Is Kafka a message broker?<\/b><\/p>\n<p>A) Yes. Kafka acts as a distributed message broker and event streaming platform.<\/p>\n<p><b>Q) What port does Kafka use?<\/b><\/p>\n<p>A) Kafka uses port 9092 by default.<\/p>\n<p><b>Q) Is Kafka suitable for beginners?<\/b><\/p>\n<p>A) Kafka is powerful but can be complex. Beginners should start with single-node local installations before scaling to clusters.<\/p>\n<h2 class=\"ac-h2\">Final Summary<\/h2>\n<p>Apache Kafka is a distributed streaming platform used for building real-time data pipelines and event-driven systems. Installing Kafka on Linux involves installing Java, downloading Kafka binaries, configuring storage in KRaft mode, and starting the broker.<\/p>\n<p>Once installed, you can create topics, produce messages, and consume real-time streams efficiently.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apache Kafka Explained: Architecture, Use Cases, and Step-by-Step Installation on Linux &nbsp; TL;DR Apache Kafka is an open-source distributed event streaming platform used to build real-time data pipelines and streaming applications. It uses a publish-subscribe model to handle high-throughput, fault-tolerant data streams. To install Kafka on Linux: Install Java (JDK 11 or newer) Download Kafka [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":42063,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[409],"tags":[345,347,346],"class_list":["post-35947","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-apache-kafka-installation","tag-apache-kafka-tutorial","tag-kafka-on-linux"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.10 (Yoast SEO v26.4) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is Apache Kafka? How to Install It on Linux<\/title>\n<meta name=\"description\" content=\"Learn what Apache Kafka is and how to install it on Linux step by step. 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How to Install It on Linux\",\"isPartOf\":{\"@id\":\"https:\/\/accuweb.cloud\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/accuweb.cloud\/blog\/what-is-apache-kafka-and-how-can-we-install-it-on-linux\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/accuweb.cloud\/blog\/what-is-apache-kafka-and-how-can-we-install-it-on-linux\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/02\/What-is-Apache-Kafka-and-How-Can-We-Install-It-on-Linux.png\",\"datePublished\":\"2024-02-01T13:51:39+00:00\",\"dateModified\":\"2026-02-25T14:16:58+00:00\",\"description\":\"Learn what Apache Kafka is and how to install it on Linux step by step. 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How to Install It on Linux","isPartOf":{"@id":"https:\/\/accuweb.cloud\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/accuweb.cloud\/blog\/what-is-apache-kafka-and-how-can-we-install-it-on-linux\/#primaryimage"},"image":{"@id":"https:\/\/accuweb.cloud\/blog\/what-is-apache-kafka-and-how-can-we-install-it-on-linux\/#primaryimage"},"thumbnailUrl":"https:\/\/accuweb.cloud\/blog\/wp-content\/uploads\/2024\/02\/What-is-Apache-Kafka-and-How-Can-We-Install-It-on-Linux.png","datePublished":"2024-02-01T13:51:39+00:00","dateModified":"2026-02-25T14:16:58+00:00","description":"Learn what Apache Kafka is and how to install it on Linux step by step. 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