{"id":1501,"date":"2024-08-13T00:32:44","date_gmt":"2024-08-12T16:32:44","guid":{"rendered":"http:\/\/www.jusesgod.com\/?p=1501"},"modified":"2024-08-13T00:32:51","modified_gmt":"2024-08-12T16:32:51","slug":"hdfs%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"http:\/\/www.jusesgod.com\/?p=1501","title":{"rendered":"HDFS\u539f\u7406"},"content":{"rendered":"\n

HDFS\u6982\u8ff0\u53ca\u5176\u4f18\u7f3a\u70b9<\/h2>\n\n\n\n

Hadoop\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\uff08Hadoop Distributed File System\uff09\u57fa\u4e8eGFS\uff08Google File System\uff09\u8bba\u6587\u5b9e\u73b0\u3002
Apache Hadoop<\/a>\u6838\u5fc3\u5b50\u9879\u76ee\u4e4b\u4e00\uff0c\u53e6\u4e24\u4e2a\u662fYARN\u548cMapReduce\u3002
\u5728\u5f00\u6e90\u5927\u6570\u636e\u6280\u672f\u4f53\u7cfb\u4e2d\u7684\u5730\u4f4d\uff0c\u65e0\u53ef\u66ff\u4ee3\u3002<\/p>\n\n\n\n

\u4f18\u70b9<\/h3>\n\n\n\n
    \n
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    \u7f3a\u70b9<\/h3>\n\n\n\n
      \n
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      HDFS\u7cfb\u7edf\u67b6\u6784<\/h2>\n\n\n\n
      \"\"
      \u4fdd\u8bc1\u4efb\u4f55\u65f6\u5019\u6570\u636e\u90fd\u6709\u4e09\u4efd\u3002<\/figcaption><\/figure>\n\n\n\n

      \u6587\u4ef6\u89c6\u89d2\u4e0b\u7684Hadoop\u67b6\u6784\uff1a<\/h3>\n\n\n\n
      \"\"
      \u6587\u4ef6\u90fd\u5207\u5206\u6210128M\u5927\u5c0f\u7684Block\uff0c\u5c06Block\u5207\u5206\u4fe1\u606f\u8bb0\u5f55\u5728\u5185\u5b58\u4e2d\u3002
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      Block\u5b58\u50a8\u673a\u5236<\/h2>\n\n\n\n
        \n
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      • \u5b58\u653e\u7b56\u7565\uff1a\n
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          \u5143\u6570\u636e\uff08Metadata\uff09<\/h2>\n\n\n\n

          \u5b58\u653e\u5728NameNode\u4e2d
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          edits\u4e0efsimage\u7684\u5408\u5e76\u673a\u5236<\/h3>\n\n\n\n
          \"\"<\/figure>\n\n\n\n

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            \n
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            HDFS\u8bfb\u5199\u64cd\u4f5c<\/h2>\n\n\n\n

            \u5199\u64cd\u4f5c<\/h3>\n\n\n\n
            \"\"
            \u5143\u6570\u636e\u7684\u8bb0\u5f55\u662f\u5728\u4e0a\u4f20\u6210\u529f\u4e4b\u540e\u8bb0\u5f55\u7684\u3002\u5982\u679c\u4e0a\u62a5\u65f6\u5143\u6570\u636e\u5728NameNode\u4e2d\u6ca1\u6709\u8bb0\u5f55\uff0c\u8868\u793a\u662f\u810f\u6570\u636e\uff0c\u4f1a\u88ab\u8981\u6c42\u5220\u9664\u3002<\/figcaption><\/figure>\n\n\n\n

            \u8bfb\u64cd\u4f5c<\/h3>\n\n\n\n
            \"\"<\/figure>\n\n\n\n

            HDFS\u5355\u8282\u70b9\u67b6\u6784\u5b58\u5728\u7684\u95ee\u9898<\/h2>\n\n\n\n
              \n
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              NameNode\u7684\u9ad8\u53ef\u7528\u673a\u5236<\/h2>\n\n\n\n

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              \"\"
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              HDFS\u6982\u8ff0\u53ca\u5176\u4f18\u7f3a\u70b9 Hadoop\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\uff08...<\/p>\n","protected":false},"author":1,"featured_media":1503,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44,24],"tags":[],"class_list":["post-1501","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hadoop_spark","category-techstack"],"_links":{"self":[{"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=\/wp\/v2\/posts\/1501","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1501"}],"version-history":[{"count":4,"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=\/wp\/v2\/posts\/1501\/revisions"}],"predecessor-version":[{"id":1514,"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=\/wp\/v2\/posts\/1501\/revisions\/1514"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=\/wp\/v2\/media\/1503"}],"wp:attachment":[{"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1501"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.jusesgod.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}