{"id":1690,"date":"2022-09-03T07:57:50","date_gmt":"2023-07-16T07:53:54","guid":{"rendered":""},"modified":"2025-02-02T00:46:17","modified_gmt":"2025-02-01T23:46:17","slug":"installera-apache-hadoop-p-ubuntu-22-04","status":"publish","type":"post","link":"https:\/\/netcloud24.com\/knowledgebase\/installera-apache-hadoop-p-ubuntu-22-04\/","title":{"rendered":"Installera Apache Hadoop p\u00e5 Ubuntu 22.04"},"content":{"rendered":"<p>\u00a0<\/p>\n<\/p>\n<h1>\u00a0<\/h1>\n<p>I den h\u00e4r guiden g\u00e5r vi igenom hur du installerar Apache Hadoop, en ramverk f\u00f6r distribuerad lagring och bearbetning av stora datam\u00e4ngder, p\u00e5 Ubuntu 22.04. Denna installation kan vara s\u00e4rskilt anv\u00e4ndbar f\u00f6r anv\u00e4ndare av en <a href=\"https:\/\/netcloud24.com?language=swedish&amp;currency=4\">VPS-server<\/a>.<\/p>\n<h2>F\u00f6ruts\u00e4ttningar<\/h2>\n<ul>\n<li>Ubuntu 22.04 installerat p\u00e5 din server.<\/li>\n<li>Root-\u00e5tkomst eller sudo-r\u00e4ttigheter.<\/li>\n<li>En aktiv internetanslutning.<\/li>\n<li>Java Development Kit (JDK) installerat.<\/li>\n<\/ul>\n<h2>Steg 1: Uppdatera systemet<\/h2>\n<p>\u00d6ppna terminalen och k\u00f6r f\u00f6ljande kommando f\u00f6r att uppdatera systempaketen:<\/p>\n<pre><code>sudo apt update &amp;&amp; sudo apt upgrade -y<\/code><\/pre>\n<h2>Steg 2: Installera Java<\/h2>\n<p>K\u00f6r f\u00f6ljande kommando f\u00f6r att installera OpenJDK:<\/p>\n<pre><code>sudo apt install openjdk-11-jdk -y<\/code><\/pre>\n<h2>Steg 3: Ladda ner Hadoop<\/h2>\n<p>Ladda ner den senaste versionen av Apache Hadoop:<\/p>\n<pre><code>wget https:\/\/downloads.apache.org\/hadoop\/common\/hadoop-3.3.1\/hadoop-3.3.1.tar.gz<\/code><\/pre>\n<p>Extrahera zip-filen:<\/p>\n<pre><code>tar -xzf hadoop-3.3.1.tar.gz<\/code><\/pre>\n<h2>Steg 4: Flytta Hadoop-mappen<\/h2>\n<p>K\u00f6r f\u00f6ljande kommando f\u00f6r att flytta Hadoop-mappen till \/usr\/local:<\/p>\n<pre><code>sudo mv hadoop-3.3.1 \/usr\/local\/hadoop<\/code><\/pre>\n<h2>Steg 5: St\u00e4ll in milj\u00f6variabler<\/h2>\n<p>\u00d6ppna din .bashrc-fil:<\/p>\n<pre><code>nano ~\/.bashrc<\/code><\/pre>\n<p>L\u00e4gg till f\u00f6ljande rader i slutet av filen:<\/p>\n<pre><code># Hadoop milj\u00f6variabler\r\nexport HADOOP_HOME=\/usr\/local\/hadoop\r\nexport PATH=$PATH:$HADOOP_HOME\/bin:$HADOOP_HOME\/sbin\r\nexport HADOOP_CONF_DIR=$HADOOP_HOME\/etc\/hadoop<\/code><\/pre>\n<p>Spara filen och ladda om .bashrc:<\/p>\n<pre><code>source ~\/.bashrc<\/code><\/pre>\n<h2>Steg 6: Konfigurera Hadoop<\/h2>\n<p>Navigera till Hadoop-konfigurationsmappen:<\/p>\n<pre><code>cd $HADOOP_CONF_DIR<\/code><\/pre>\n<p>Redigera core-site.xml:<\/p>\n<pre><code>nano core-site.xml<\/code><\/pre>\n<p>L\u00e4gg till f\u00f6ljande konfiguration:<\/p>\n<pre><code>&lt;configuration&gt;\r\n   &lt;property&gt;\r\n      &lt;name&gt;fs.defaultFS&lt;\/name&gt;\r\n      &lt;value&gt;hdfs:\/\/localhost:9000&lt;\/value&gt;\r\n   &lt;\/property&gt;\r\n&lt;\/configuration&gt;<\/code><\/pre>\n<h2>Steg 7: Starta Hadoop-demoner<\/h2>\n<p>K\u00f6r f\u00f6ljande kommandon f\u00f6r att starta NameNode och DataNode:<\/p>\n<pre><code>start-dfs.sh<\/code><\/pre>\n<h2>Steg 8: Kontrollera installationen<\/h2>\n<p>Navigera till f\u00f6ljande URL i din webbl\u00e4sare f\u00f6r att kontrollera att Hadoop k\u00f6rs korrekt:<\/p>\n<pre><code>http:\/\/localhost:9870<\/code><\/pre>\n<h2>Avslutning<\/h2>\n<p>Ditt Apache Hadoop-system \u00e4r nu installerat och klart f\u00f6r anv\u00e4ndning. Genom att anv\u00e4nda denna metod kan du enkelt hantera din databehandling fr\u00e5n en <a href=\"https:\/\/netcloud24.com?language=swedish&amp;currency=4\">VPS-server<\/a>.<\/p>\n<p><a href=\"https:\/\/de.netcloud24.com\/\" target=\"_blank\">Windows VPS Deutschland<\/a><\/p>\n<p><a href=\"https:\/\/es.netcloud24.com\/\" target=\"_blank\">Windows VPS Espa\u00f1a<\/a><\/p>\n<p><a href=\"https:\/\/nl.netcloud24.com\/\" target=\"_blank\">Windows VPS Nederland<\/a><\/p>\n<p><a href=\"https:\/\/it.netcloud24.com\/\" target=\"_blank\">Windows VPS Italia<\/a><\/p>\n<p><a href=\"https:\/\/pt.netcloud24.com\/\" target=\"_blank\">Windows VPS Portugal<\/a><\/p>\n<p><a href=\"https:\/\/it.netcloud24.com\/\" target=\"_blank\">VPS Windows Italia<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS Sverige<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS Norge<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS T\u00fcrkiye<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows RDS (Remote Desktop Services)<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<div class=\"post-author-box\" style=\"border-top:1px solid #ddd;margin-top:20px;padding-top:15px;\">\n<p><strong>Author:<\/strong> \u0141ukasz Bodziony<\/p>\n<p><strong>Website:<\/strong> <a href=\"https:\/\/ca.netcloud24.com\" target=\"_blank\" rel=\"dofollow\">Windows VPS<\/a><\/p>\n<p><em>\u0141ukasz Bodziony is the CEO and founder of <a href=\"https:\/\/netcloud24.com\" target=\"_blank\" rel=\"dofollow\">NETCLOUD24<\/a>, a global VPS hosting brand proudly originating from Poland. With extensive experience in cloud computing, virtualization, and server management, he delivers high-performance <strong>Windows VPS<\/strong> and <strong>Remote Desktop Services (RDS)<\/strong> solutions to clients across Europe, North America, and beyond.<\/em><\/p>\n<p><em>His expertise covers a wide range of technologies, including <strong>Microsoft Azure<\/strong>, <strong>Proxmox VE<\/strong>, <strong>Amazon Web Services (AWS)<\/strong>, and numerous other virtualization and cloud platforms.<\/em><\/p>\n<p><em>Beyond running his hosting business, \u0141ukasz also provides <strong>professional paid server configuration and optimization services<\/strong> for companies and individuals. Outside of work, he is dedicated to caring for his children and building a secure future for them.<\/em><\/p>\n<p><em>If you are interested in working with him or need expert assistance with your hosting, cloud environment, or server setup, feel free to reach out via <a href=\"https:\/\/ca.netcloud24.com\" target=\"_blank\" rel=\"dofollow\">Windows VPS<\/a>.<\/em><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 \u00a0 I den h\u00e4r guiden g\u00e5r vi igenom hur du installerar Apache Hadoop, en ramverk f\u00f6r distribuerad lagring och bearbetning av stora datam\u00e4ngder, p\u00e5 Ubuntu 22.04. Denna\u2026<\/p>\n","protected":false},"author":1,"featured_media":3421,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[],"tags":[14,12,11,23,20,21,22,17,7,8,6,10,18,19,15,24,16,5,13,9],"class_list":["post-1690","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","tag-cheapvps","tag-cloudvps","tag-hostingvps","tag-rds","tag-rdscal","tag-remotedesktop","tag-remotedesktopvps","tag-servervps","tag-ukvps","tag-virtualserver","tag-vpshosting","tag-vpsserver","tag-vpssolutions","tag-vpswindows","tag-vpswithwindows","tag-windowsrds","tag-windowsserver","tag-windowsvps","tag-windowsvpshosting","tag-windowsvpsuk"],"jetpack_publicize_connections":[],"_links":{"self":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts\/1690","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/comments?post=1690"}],"version-history":[{"count":0,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts\/1690\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/media\/3421"}],"wp:attachment":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/media?parent=1690"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/categories?post=1690"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/tags?post=1690"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}