{"id":1789,"date":"2021-03-24T06:00:00","date_gmt":"2021-03-24T11:00:00","guid":{"rendered":"https:\/\/www.bigdatainrealworld.com\/?p=1789"},"modified":"2023-02-19T07:31:42","modified_gmt":"2023-02-19T13:31:42","slug":"where-hdfs-stores-files-locally-in-datanodes","status":"publish","type":"post","link":"https:\/\/www.bigdatainrealworld.com\/where-hdfs-stores-files-locally-in-datanodes\/","title":{"rendered":"Where HDFS stores files locally in Datanodes?"},"content":{"rendered":"\n<p><span style=\"font-weight: 400;\">HDFS divides the files into blocks and stores the blocks locally in datanodes. The location varies from cluster to cluster based on the configuration in hdfs-site.xml<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span style=\"font-weight: 400;\">dfs.datanode.data.dir<\/span><\/h2>\n\n\n\n<p><span style=\"font-weight: 400;\"><span class=\"lang:default decode:true  crayon-inline \"><code>dfs.datanode.data.dir<\/code><\/span>\u00a0 in hdfs-site.xml file dictates the directory location where the blocks will be stored in the local file system in the individual datanodes.<\/span><\/p>\n\n\n\n<p><span style=\"font-weight: 400;\">You can also specify multiple directories in a comma-delimited fashion typically on different devices. Directories that do not exist are ignored.<\/span><\/p>\n\n\n\n<p><span style=\"font-weight: 400;\"><span class=\"lang:default decode:true  crayon-inline \"><code>file:\/\/${hadoop.tmp.dir}\/dfs\/data<\/code><\/span>\u00a0 is the default value for this property.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>HDFS divides the files into blocks and stores the blocks locally in datanodes. The location varies from cluster to cluster based on the configuration in hdfs-site.xml<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,28],"tags":[],"class_list":["post-1789","post","type-post","status-publish","format-standard","hentry","category-hadoop","category-hdfs"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Where HDFS stores files locally in Datanodes? - Big Data In Real World<\/title>\n<meta name=\"description\" content=\"A quick post to find where HDFS stores files or blocks locally in the Datanodes.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.bigdatainrealworld.com\/where-hdfs-stores-files-locally-in-datanodes\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Where HDFS stores files locally in Datanodes? 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