{"id":2121,"date":"2022-02-09T06:00:00","date_gmt":"2022-02-09T12:00:00","guid":{"rendered":"https:\/\/www.bigdatainrealworld.com\/?p=2121"},"modified":"2023-02-19T07:30:50","modified_gmt":"2023-02-19T13:30:50","slug":"how-to-find-out-if-a-directory-in-hdfs-is-empty-or-not","status":"publish","type":"post","link":"https:\/\/www.bigdatainrealworld.com\/how-to-find-out-if-a-directory-in-hdfs-is-empty-or-not\/","title":{"rendered":"How to find out if a directory in HDFS is empty or not?"},"content":{"rendered":"\n<p>Simple problem with a simple solution.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Solution<\/h2>\n\n\n\n<p>Use hdfs dfs -count to get the count of files and directories inside the directory.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"> [hirw@wk1 ~]$ hdfs dfs -count \/user\/hirw\/course_data\n &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0 \/user\/hirw\/course_data <\/pre>\n\n\n\n<p>You will see 4 columns in the output &#8211; DIR_COUNT, FILE_COUNT, CONTENT_SIZE, PATHNAME<\/p>\n\n\n\n<p>In this directory, we can see that the FILE_COUNT is 0 indicating the number of files is 0 in the directory.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Simple problem with a simple solution. Solution Use hdfs dfs -count to get the count of files and directories inside the directory. [hirw@wk1 ~]$ hdfs dfs<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":[28],"tags":[],"class_list":["post-2121","post","type-post","status-publish","format-standard","hentry","category-hdfs"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to find out if a directory in HDFS is empty or not? - Big Data In Real World<\/title>\n<meta name=\"description\" content=\"A quick 2 minute read with a solution to check for empty directories in HDFS.\" \/>\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\/how-to-find-out-if-a-directory-in-hdfs-is-empty-or-not\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to find out if a directory in HDFS is empty or not? 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