{"id":193076,"date":"2020-11-16T13:47:23","date_gmt":"2020-11-16T05:47:23","guid":{"rendered":"http:\/\/4563.org\/?p=193076"},"modified":"2020-11-16T13:47:23","modified_gmt":"2020-11-16T05:47:23","slug":"%e5%a4%a7%e6%95%b0%e6%8d%ae%e9%9d%a2%e8%af%95%e9%a2%98%e6%95%b4%e7%90%86%e3%80%81hadoop","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=193076","title":{"rendered":"\u5927\u6570\u636e\u9762\u8bd5\u9898\u6574\u7406\u3001hadoop"},"content":{"rendered":"<h2><a href=\"https:\/\/www.studytime.xin\/article\/#hadoo\u5b58\u50a8\u673a\u5236\uff08\u7b80\u8ff0\u8bfb\u5199\u6d41\u7a0b\uff09\" title=\"hadoo\u5b58\u50a8\u673a\u5236\uff08\u7b80\u8ff0\u8bfb\u5199\u6d41\u7a0b\uff09\"><\/a>hadoo\u5b58\u50a8\u673a\u5236\uff08\u7b80\u8ff0\u8bfb\u5199\u6d41\u7a0b\uff09<\/h2>\n<h2><a href=\"https:\/\/www.studytime.xin\/article\/#hadoop\u7b80\u8ff0\u8bfb\u6d41\u7a0b\" title=\"hadoop\u7b80\u8ff0\u8bfb\u6d41\u7a0b\"><\/a>hadoop\u7b80\u8ff0\u8bfb\u6d41\u7a0b<\/h2>\n<h2><a href=\"https:\/\/www.studytime.xin\/article\/#hadoop-\u7b80\u8ff0\u5199\u6d41\u7a0b\" title=\"hadoop \u7b80\u8ff0\u5199\u6d41\u7a0b\"><\/a>hadoop \u7b80\u8ff0\u5199\u6d41\u7a0b<\/h2>\n<h2><a href=\"https:\/\/www.studytime.xin\/article\/#NameNode-\u7684-HA\u9ad8\u53ef\u7528\" title=\"NameNode \u7684 HA\u9ad8\u53ef\u7528\"><\/a>NameNode \u7684 HA\u9ad8\u53ef\u7528<\/h2>\n<h2><a href=\"https:\/\/www.studytime.xin\/article\/#HDFS-\u5728\u4e0a\u4f20\u6587\u4ef6\u7684\u65f6\u5019\uff0c\u5982\u679c\u5176\u4e2d\u4e00\u4e2a\u5757\u7a81\u7136\u635f\u574f\u4e86\u600e\u4e48\u529e\uff1f\" title=\"HDFS \u5728\u4e0a\u4f20\u6587\u4ef6\u7684\u65f6\u5019\uff0c\u5982\u679c\u5176\u4e2d\u4e00\u4e2a\u5757\u7a81\u7136\u635f\u574f\u4e86\u600e\u4e48\u529e\uff1f\"><\/a>HDFS \u5728\u4e0a\u4f20\u6587\u4ef6\u7684\u65f6\u5019\uff0c\u5982\u679c\u5176\u4e2d\u4e00\u4e2a\u5757\u7a81\u7136\u635f\u574f\u4e86\u600e\u4e48\u529e\uff1f<\/h2>\n<p>DataNode\u4fdd\u5b58\u6570\u636e\u5757\u65f6\uff0c\u4f1a\u4ea7\u751f\u4e00\u4e2a\u6821\u9a8c\u7801\uff0c\u5f53\u5b58\u50a8\u6570\u636e\u5757\u65f6\uff0c\u53d1\u73b0\u6821\u9a8c\u7801\u4e0d\u4e00\u81f4\uff0c\u5219\u8ba4\u4e3a\u8be5\u5757\u5df2\u635f\u574f\uff0cNameNode\u4f1a\u901a\u8fc7\u5176\u4ed6\u8282\u70b9\u4e0a\u7684\u6b63\u5e38\u526f\u672c\u91cd\u6784\u53d7\u635f\u7684\u6570\u636e\u5757\u3002<\/p>\n<h2><a href=\"https:\/\/www.studytime.xin\/article\/#NameNode-\u7684\u4f5c\u7528\" title=\"NameNode \u7684\u4f5c\u7528\"><\/a>NameNode \u7684\u4f5c\u7528<\/h2>\n<p>HDFS\u96c6\u7fa4\u7ba1\u7406\u8005\uff0c\u8d1f\u8d23\u7ba1\u7406\u6587\u4ef6\u7cfb\u7edf\u5143\u6570\u636e\u548cNameNode\u5404\u8282\u70b9\u3002\u5b58\u50a8\u6240\u6709dataNode\u7684\u5143\u6570\u636e\u4fe1\u606f\u53ef\u4ee5\u7406\u89e3\u4e3a\u6587\u4ef6\u3001block\u3001datanode\u7684\u5173\u7cfb\u3002dataNode\u8282\u70b9\u4f1a\u5b9a\u65f6\u53d1\u9001\u5fc3\u8df3\u5305\u7ed9NameNode\uff0c\u6c47\u62a5\u81ea\u5df1\u7684\u72b6\u6001\uff0c\u5f53dataNode\u51fa\u73b0\u6545\u969c\u65f6\uff0cnameNode\u4f1a\u5728\u5176\u4ed6\u8282\u70b9\u91cd\u6784\u8be5\u5f02\u5e38nameNode\u7684\u6570\u636e\u3002<\/p>\n<h2><a href=\"https:\/\/www.studytime.xin\/article\/#NameNode-\u5728\u542f\u52a8\u7684\u65f6\u5019\u4f1a\u505a\u54ea\u4e9b\u64cd\u4f5c\uff1f\" title=\"NameNode \u5728\u542f\u52a8\u7684\u65f6\u5019\u4f1a\u505a\u54ea\u4e9b\u64cd\u4f5c\uff1f\"><\/a>NameNode \u5728\u542f\u52a8\u7684\u65f6\u5019\u4f1a\u505a\u54ea\u4e9b\u64cd\u4f5c\uff1f<\/h2>\n<p>NameNode\u542f\u52a8\u65f6\uff0c\u4f1a\u52a0\u8f7d\u955c\u50cf\u6587\u4ef6\u4ee5\u53caedit.log\u6587\u4ef6\u91cd\u6784\u5143\u6570\u636e\u4fe1\u606f\uff0c\u6ca1\u6709\u5219\u751f\u6210\u5bf9\u5e94\u7684\u955c\u50cf\u6587\u4ef6\u548cedit.log\u6587\u4ef6<\/p>\n<h2><a href=\"https:\/\/www.studytime.xin\/article\/#\u5982\u4f55\u5b9e\u73b0-hadoop-\u7684\u5b89\u5168\u673a\u5236\" title=\"\u5982\u4f55\u5b9e\u73b0 hadoop \u7684\u5b89\u5168\u673a\u5236\"><\/a>\u5982\u4f55\u5b9e\u73b0 hadoop \u7684\u5b89\u5168\u673a\u5236<\/h2>\n<p>\u5f15\u5165secondName\u8282\u70b9\uff0c\u5b9a\u4e49\u4e0enameNode\u540c\u6b65\uff0c\u540c\u6b65nameNode\u5143\u6570\u636e\u4fe1\u606f\u521b\u5efa\u68c0\u67e5\u70b9\u3002<\/p>\n<h2><a href=\"https:\/\/www.studytime.xin\/article\/#\u8bc4\u8ff0-hadoop-\u8fd0\u884c\u539f\u7406\" title=\"\u8bc4\u8ff0 hadoop \u8fd0\u884c\u539f\u7406\"><\/a>\u8bc4\u8ff0 hadoop \u8fd0\u884c\u539f\u7406<\/h2>\n<h3><a href=\"https:\/\/www.studytime.xin\/article\/#\u5982\u4f55\u6740\u6b7bhadoop\u7684\u4e00\u4e2ajob\uff0c\u4e0a\u7ebf\u65b0\u8282\u70b9\uff0c\u4e0b\u7ebf\u8282\u70b9\u7684\u547d\u4ee4\uff1f\" title=\"\u5982\u4f55\u6740\u6b7bhadoop\u7684\u4e00\u4e2ajob\uff0c\u4e0a\u7ebf\u65b0\u8282\u70b9\uff0c\u4e0b\u7ebf\u8282\u70b9\u7684\u547d\u4ee4\uff1f\"><\/a>\u5982\u4f55\u6740\u6b7bhadoop\u7684\u4e00\u4e2ajob\uff0c\u4e0a\u7ebf\u65b0\u8282\u70b9\uff0c\u4e0b\u7ebf\u8282\u70b9\u7684\u547d\u4ee4\uff1f<\/h3>\n","protected":false},"excerpt":{"rendered":"<p>hadoo\u5b58\u50a8\u673a\u5236\uff08\u7b80\u8ff0\u8bfb\u5199\u6d41\u7a0b\uff09&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/193076"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=193076"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/193076\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=193076"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=193076"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=193076"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}