{"id":792,"date":"2025-07-25T09:28:59","date_gmt":"2025-07-25T01:28:59","guid":{"rendered":"https:\/\/www.hgfwq.com\/blog\/?p=792"},"modified":"2025-07-25T09:28:59","modified_gmt":"2025-07-25T01:28:59","slug":"hdfs-dfs%e8%ae%a1%e7%ae%97%e6%96%87%e4%bb%b6%e7%9b%ae%e5%bd%95%e5%a4%9a%e5%b0%91%e6%96%b9%e6%b3%95%e4%b8%8e%e5%ba%94%e7%94%a8%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.hgfwq.com\/blog\/792.html","title":{"rendered":"HDFS dfs\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u591a\u5c11\u65b9\u6cd5\u4e0e\u5e94\u7528\u8be6\u89e3"},"content":{"rendered":"

\u5168\u7bc7\u7cbe\u534e<\/h3>\n<\/p>\n

\"HDFS<\/p>\n

\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528Hadoop\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\uff08HDFS\uff09\u7684dfs\u547d\u4ee4\u6765\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u7684\u5927\u5c0f\uff0c\u5e2e\u52a9\u7528\u6237\u9ad8\u6548\u7ba1\u7406\u5927\u6570\u636e\u5b58\u50a8\u3002<\/p>\n<\/p>\n

\u4ec0\u4e48\u662fHDFS dfs\u547d\u4ee4<\/h3>\n<\/p>\n

\u5728Hadoop\u751f\u6001\u7cfb\u7edf\u4e2d\uff0cHDFS\uff08Hadoop Distributed File System\uff09\u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\uff0c\u7528\u4e8e\u5b58\u50a8\u5927\u89c4\u6a21\u6570\u636e\u96c6\u3002dfs\u662fHDFS\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u547d\u4ee4\u6765\u7ba1\u7406\u6587\u4ef6\u7cfb\u7edf\u3002<\/p>\n<\/p>\n

\u5982\u4f55\u4f7f\u7528dfs\u547d\u4ee4\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u5927\u5c0f<\/h3>\n<\/p>\n

\u8981\u8ba1\u7b97HDFS\u4e2d\u67d0\u4e2a\u76ee\u5f55\u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u4f7f\u7528dfs -du\u547d\u4ee4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u672c\u7684\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n<\/p>\n

hdfs dfs -du -s \/path\/to\/directory<\/p>\r\n
<\/code><\/pre>\n<\/p>\n
\u5176\u4e2d\uff1a<\/p>\n<\/p>\n
    \n
  • dfs<\/b>\uff1a\u8868\u793a\u4f7f\u7528HDFS\u547d\u4ee4\u884c\u5de5\u5177\u3002<\/li>\n
  • -du<\/b>\uff1a\u8868\u793a\u5217\u51fa\u76ee\u5f55\u53ca\u5176\u5b50\u76ee\u5f55\u7684\u5927\u5c0f\u3002<\/li>\n
  • -s<\/b>\uff1a\u8868\u793a\u53ea\u663e\u793a\u603b\u5927\u5c0f\uff0c\u4e0d\u663e\u793a\u5b50\u76ee\u5f55\u7684\u5927\u5c0f\u3002<\/li>\n
  • \/path\/to\/directory<\/b>\uff1a\u8868\u793a\u8981\u8ba1\u7b97\u5927\u5c0f\u7684\u76ee\u5f55\u8def\u5f84\u3002<\/li>\n<\/ul>\n
    dfs\u547d\u4ee4\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u5927\u5c0f\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
    dfs\u547d\u4ee4\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u5927\u5c0f\u5728\u4ee5\u4e0b\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\uff1a<\/p>\n<\/p>\n
      \n
    • \u76d1\u63a7\u5b58\u50a8\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u3002<\/li>\n
    • \u4f18\u5316\u5b58\u50a8\u7ed3\u6784\uff0c\u5220\u9664\u4e0d\u518d\u9700\u8981\u7684\u6587\u4ef6\u6216\u76ee\u5f55\u3002<\/li>\n
    • \u786e\u4fdd\u6570\u636e\u5907\u4efd\u548c\u5f52\u6863\u7684\u5b8c\u6574\u6027\u3002<\/li>\n<\/ul>\n
      \u5982\u4f55\u5904\u7406dfs\u547d\u4ee4\u6267\u884c\u5931\u8d25\u7684\u60c5\u51b5<\/h3>\n<\/p>\n
      \u5982\u679cdfs\u547d\u4ee4\u6267\u884c\u5931\u8d25\uff0c\u53ef\u80fd\u7684\u539f\u56e0\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n<\/p>\n
        \n
      • \u6743\u9650\u4e0d\u8db3\uff1a\u786e\u4fdd\u4f60\u6709\u8db3\u591f\u7684\u6743\u9650\u8bbf\u95ee\u76ee\u6807\u76ee\u5f55\u3002<\/li>\n
      • \u8def\u5f84\u9519\u8bef\uff1a\u68c0\u67e5\u76ee\u5f55\u8def\u5f84\u662f\u5426\u6b63\u786e\u3002<\/li>\n
      • \u7f51\u7edc\u95ee\u9898\uff1a\u786e\u4fddHDFS\u96c6\u7fa4\u7684\u8282\u70b9\u4e4b\u95f4\u7f51\u7edc\u7545\u901a\u3002<\/li>\n<\/ul>\n
        \u5982\u4f55\u4f18\u5316dfs\u547d\u4ee4\u6267\u884c\u901f\u5ea6<\/h3>\n<\/p>\n
        \u8981\u4f18\u5316dfs\u547d\u4ee4\u7684\u6267\u884c\u901f\u5ea6\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n<\/p>\n
          \n
        • \u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u6587\u4ef6\u5b58\u50a8\u683c\u5f0f\uff0c\u5982Parquet\u6216ORC\u3002<\/li>\n
        • \u589e\u52a0HDFS\u96c6\u7fa4\u7684\u8282\u70b9\u6570\u91cf\uff0c\u4ee5\u63d0\u9ad8\u5e76\u884c\u5904\u7406\u80fd\u529b\u3002<\/li>\n
        • \u4f18\u5316HDFS\u7684\u914d\u7f6e\u53c2\u6570\uff0c\u5982\u5757\u5927\u5c0f\u3001\u526f\u672c\u56e0\u5b50\u7b49\u3002<\/li>\n<\/ul>\n
          \u603b\u7ed3<\/h3>\n<\/p>\n
          \u901a\u8fc7\u4f7f\u7528HDFS dfs\u547d\u4ee4\uff0c\u7528\u6237\u53ef\u4ee5\u8f7b\u677e\u5730\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u7684\u5927\u5c0f\uff0c\u8fd9\u5bf9\u4e8e\u7ba1\u7406\u5927\u6570\u636e\u5b58\u50a8\u81f3\u5173\u91cd\u8981\u3002\u4e86\u89e3dfs\u547d\u4ee4\u7684\u7528\u6cd5\u548c\u4f18\u5316\u6280\u5de7\uff0c\u5c06\u6709\u52a9\u4e8e\u63d0\u9ad8\u6570\u636e\u5904\u7406\u6548\u7387\u3002<\/p>\n<\/p>\n
          \u95ee\uff1adfs\u547d\u4ee4\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u5927\u5c0f\u6709\u54ea\u4e9b\u597d\u5904\uff1f<\/b><\/p>\n
          dfs\u547d\u4ee4\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u5927\u5c0f\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u76d1\u63a7\u5b58\u50a8\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u3001\u4f18\u5316\u5b58\u50a8\u7ed3\u6784\u4ee5\u53ca\u786e\u4fdd\u6570\u636e\u5907\u4efd\u548c\u5f52\u6863\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<\/p>\n
          \u95ee\uff1adfs\u547d\u4ee4\u6267\u884c\u5931\u8d25\u53ef\u80fd\u662f\u4ec0\u4e48\u539f\u56e0\uff1f<\/b><\/p>\n
          dfs\u547d\u4ee4\u6267\u884c\u5931\u8d25\u53ef\u80fd\u662f\u7531\u4e8e\u6743\u9650\u4e0d\u8db3\u3001\u8def\u5f84\u9519\u8bef\u6216\u7f51\u7edc\u95ee\u9898\u7b49\u539f\u56e0\u9020\u6210\u7684\u3002<\/p>\n<\/p>\n
          \u95ee\uff1a\u5982\u4f55\u4f18\u5316dfs\u547d\u4ee4\u6267\u884c\u901f\u5ea6\uff1f<\/b><\/p>\n
          \u4f18\u5316dfs\u547d\u4ee4\u6267\u884c\u901f\u5ea6\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u6587\u4ef6\u5b58\u50a8\u683c\u5f0f\u3001\u589e\u52a0HDFS\u96c6\u7fa4\u7684\u8282\u70b9\u6570\u91cf\u4ee5\u53ca\u4f18\u5316HDFS\u7684\u914d\u7f6e\u53c2\u6570\u7b49\u63aa\u65bd\u6765\u5b9e\u73b0\u3002<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
          \u5168\u7bc7\u7cbe\u534e \u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528Hadoop\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\uff08HDFS\uff09\u7684dfs\u547d\u4ee4\u6765\u8ba1\u7b97\u6587\u4ef6\u76ee\u5f55\u7684\u5927\u5c0f\uff0c\u5e2e\u52a9\u7528\u6237\u9ad8\u6548\u7ba1\u7406\u5927\u6570\u636e\u5b58\u50a8\u3002 \u4ec0\u4e48\u662fHDFS dfs\u547d\u4ee4 \u5728Hadoop\u751f\u6001\u7cfb\u7edf\u4e2d\uff0cHDFS\uff08Hadoop Distributed Fi…<\/p>\n","protected":false},"author":1,"featured_media":793,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[355,354,356],"topic":[],"class_list":["post-792","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-haiwai","tag-dfs","tag-hdfs","tag-356"],"_links":{"self":[{"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/posts\/792","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/comments?post=792"}],"version-history":[{"count":1,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/posts\/792\/revisions"}],"predecessor-version":[{"id":795,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/posts\/792\/revisions\/795"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/media\/793"}],"wp:attachment":[{"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/media?parent=792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/categories?post=792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/tags?post=792"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/topic?post=792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}