{"id":3207,"date":"2018-12-08T13:49:51","date_gmt":"2018-12-08T05:49:51","guid":{"rendered":"http:\/\/www.menglanglang.cn\/?p=3207"},"modified":"2022-09-16T05:53:00","modified_gmt":"2022-09-15T21:53:00","slug":"%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%ad%a6%e4%b9%a0%e5%88%9d%e7%ba%a7%e5%85%a5%e9%97%a8%e6%95%99%e7%a8%8b%ef%bc%88%e4%b8%80%ef%bc%89-hadoop-2-x-%e7%9a%84%e5%ae%89%e8%a3%85%e3%80%81","status":"publish","type":"post","link":"http:\/\/www.menglanglang.cn\/?p=3207","title":{"rendered":"\u5927\u6570\u636e\u5b66\u4e60\u521d\u7ea7\u5165\u95e8\u6559\u7a0b\uff08\u4e00\uff09 \u2014\u2014 Hadoop 2.x \u5b8c\u5168\u5206\u5e03\u5f0f\u96c6\u7fa4\u7684\u5b89\u88c5\u3001\u542f\u52a8\u548c\u6d4b\u8bd5"},"content":{"rendered":"\n<p>\u5927\u6570\u636e\u6700\u57fa\u7840\u7684\u5c31\u662f\u6570\u636e\u7684\u5b58\u50a8\u548c\u8ba1\u7b97\uff0c\u800c Hadoop \u5c31\u662f\u4e3a\u5b58\u50a8\u548c\u8ba1\u7b97\u800c\u751f\uff0c\u662f\u6700\u57fa\u7840\u7684\u5927\u6570\u636e\u5904\u7406\u5de5\u5177\u3002\u8fd9\u7bc7\u7b80\u5355\u5199\u5199 Hadoop 2.x \u7684\u5b89\u88c5\uff0c\u542f\u52a8\u548c\u6d4b\u8bd5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e00\u3001\u51c6\u5907\u73af\u5883<\/h3>\n\n\n\n<p>\u5927\u6570\u636e\u73af\u5883\u7684\u90e8\u7f72\uff0c\u4e00\u822c\u90fd\u662f\u96c6\u7fa4\uff0c\u673a\u5668\u6570\u91cf\u4e3a\u5947\u6570\uff0c\u8fd9\u91cc\u4ee5 5 \u53f0\u673a\u5668\u4e3a\u4f8b\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4e3a CentOS 6.9_x64\uff1bIP \u5206\u522b\u4e3a 192.1688.220.19\uff0c192.1688.220.18\uff0c192.1688.220.11\uff0c192.1688.220.12\uff0c192.1688.220.13\uff1bHadoop \u7684\u5b89\u88c5\u5305\u7248\u672c\u4e3a&nbsp;hadoop-2.5.1_x64.tar.gz\u3002<\/p>\n\n\n\n<p>\u673a\u5668\u51c6\u5907\u597d\u4e4b\u540e\uff0c\u9700\u8981\u505a\u4e0b\u9762\u51e0\u4ef6\u4e8b\uff1a<\/p>\n\n\n\n<p>1\uff09\u8ba9\u5404\u53f0\u673a\u5668\u95f4\u7f51\u7edc\u4e92\u901a\uff1b<\/p>\n\n\n\n<p>2\uff09\u8ba9\u5404\u53f0\u673a\u5668\u7684\u65f6\u95f4\u4fdd\u6301\u4e00\u81f4\u6216\u63a5\u8fd1\uff0c\u4fdd\u8bc1\u5404\u4e2a\u673a\u5668\u7684\u65f6\u95f4\u540c\u6b65\uff0c30s \u4ee5\u5185\u5c31\u884c\uff0c\u4e0d\u4e00\u5b9a\u4e00\u6a21\u4e00\u6837\uff1b<\/p>\n\n\n\n<p>3\uff09\u8ba9\u5404\u53f0\u673a\u5668\u95f4 SSH \u4e92\u901a\uff1b<\/p>\n\n\n\n<p>4\uff09\u8ba9\u5404\u53f0\u673a\u5668\u90fd\u5b89\u88c5\u4e86 Java \u73af\u5883\uff1b<\/p>\n\n\n\n<p>5\uff09\u4fee\u6539\u5404\u53f0\u673a\u5668\u7684\u4e3b\u673a\u540d\uff0c\u5206\u522b\u4e3a node19\uff0cnode18\uff0cnode11\uff0cnode12\uff0cnode13\uff1b<\/p>\n\n\n\n<p>6\uff09\u89c4\u5212\u8282\u70b9\uff1anode19\uff08namenode\uff09\uff0cnode18\uff08second namenode\uff09\uff0cnode11\uff08datanode\uff09\uff0cnode12\uff08datanode\uff09\uff0cnode13\uff08datanode\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e8c\u3001\u4e0a\u4f20\u89e3\u538b\u5b89\u88c5\u5305<\/h3>\n\n\n\n<p>\u4e3a\u4e86\u7b80\u5355\u671f\u95f4\uff0c\u5305\u76f4\u63a5\u653e\u5728 node19 \u673a\u5668\u7684&nbsp;\/home \u76ee\u5f55\u4e0b\uff0c\u4e0a\u4f20\u540e\u89e3\u538b\u5305\u5373\u53ef\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e09\u3001\u914d\u7f6e Java \u73af\u5883\u53d8\u91cf<\/h3>\n\n\n\n<p>\u4fee\u6539 \/home\/hadoop-2.5.1\/etc\/hadoop\/hadoop-env.sh \u4e2d\u7684 JAVA_HOME\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u628a\uff1a\nexport JAVA_HOME=${JAVA_HOME}\n\u4fee\u6539\u4e3a\uff1a\nexport JAVA_HOME=\/usr\/java\/jdk1.7.0_79<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u56db\u3001\u914d\u7f6e\u63a5\u53e3\u53ca\u7aef\u53e3<\/h3>\n\n\n\n<p>\u914d\u7f6e\u4e3b\u673a\u540d\u548c\u6570\u636e\u4f20\u8f93\u7684\u63a5\u53e3\u53ca\u7aef\u53e3\uff0cfsimage \u5b58\u653e\u8def\u5f84\uff0c\u4fee\u6539 \/home\/hadoop-2.5.1\/etc\/hadoop\/core-site.xml\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u628a\uff1a\n&lt;configuration>\n&lt;\/configuration>\n\u4fee\u6539\u4e3a\uff1a\n&lt;configuration>\n    &lt;property>\n        &lt;name>fs.defaultFS&lt;\/name>\n        &lt;value>hdfs:\/\/node19:9000&lt;\/value>\n    &lt;\/property>\n    &lt;property>\n        &lt;name>hadoop.tmp.dir&lt;\/name>\n        &lt;value>\/opt\/hadoop\/hadoop-2.5&lt;\/value>\n    &lt;\/property>\n&lt;\/configuration><\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e94\u3001\u914d\u7f6e Sencondary \u7684\u534f\u8bae\u5730\u5740\u548c\u7aef\u53e3<\/h3>\n\n\n\n<p>\u914d\u7f6e namendoe \u7684 sencondary \u7684\u534f\u8bae\u5730\u5740\u548c\u7aef\u53e3\uff0c\u4fee\u6539 \/home\/hadoop-2.5.1\/etc\/hadoop\/hdfs-site.xml\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u628a\uff1a\n&lt;configuration>\n&lt;\/configuration>\n\u4fee\u6539\u4e3a\uff1a\n&lt;configuration>\n    &lt;property>\n        &lt;name>dfs.namenode.secondary.http-address&lt;\/name>\n        &lt;value>node18:50090&lt;\/value>\n    &lt;\/property>\n    &lt;property>\n        &lt;name>dfs.namenode.secondary.https-address&lt;\/name>\n        &lt;value>node18:50091&lt;\/value>\n    &lt;\/property>\n&lt;\/configuration><\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u516d\u3001\u914d\u7f6e datanode \u7684\u4e3b\u673a<\/h3>\n\n\n\n<p>\u4fee\u6539 \/home\/hadoop-2.5.1\/etc\/hadoop\/slaves\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>node11\nnode12\nnode13<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e03\u3001\u914d\u7f6e second namenode \u4e3b\u673a<\/h3>\n\n\n\n<p>\u4fee\u6539 \/home\/hadoop-2.5.1\/etc\/hadoop\/masters\uff0c\u5982\u679c\u6ca1\u6709\u8be5\u6587\u4ef6\u53ef\u4ee5\u81ea\u5df1\u521b\u5efa\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>node18<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u516b\u3001\u62f7\u8d1d\u5b89\u88c5\u5305\u5230\u5176\u5b83\u673a\u5668<\/h3>\n\n\n\n<p>\u62f7\u8d1d\u4e0a\u9762\u914d\u7f6e\u597d\u7684 hadoop \u76ee\u5f55\u5230\u5176\u5b83\u673a\u5668\u4e0a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>scp -r hadoop-2.5.1\/ root@node18:\/home\/\nscp -r hadoop-2.5.1\/ root@node11:\/home\/\nscp -r hadoop-2.5.1\/ root@node12:\/home\/\nscp -r hadoop-2.5.1\/ root@node13:\/home\/<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e5d\u3001\u68c0\u67e5 hosts \u914d\u7f6e<\/h3>\n\n\n\n<p>\u4fdd\u8bc1\u4e24\u53f0 namenode\u3001\u4e09\u53f0 datanode \u7684 hosts \u6587\u4ef6\u4e00\u81f4\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>192.168.220.11 node11\n192.168.220.12 node12\n192.168.220.13 node13\n192.168.220.18 node18\n192.168.220.19 node19<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5341\u3001\u914d\u7f6e hadoop \u73af\u5883\u53d8\u91cf<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>export HADOOP_HOME=\/home\/hadoop-2.5.1\nexport PATH=$PATH:$HADOOP_HOME\/bin:$HADOOP_HOME\/sbin<\/code><\/pre>\n\n\n\n<p>\u5230\u6b64\uff0c\u914d\u7f6e\u57fa\u672c\u641e\u5b9a\uff0c\u53ef\u4ee5\u5f00\u59cb\u542f\u52a8\u96c6\u7fa4\u5de5\u4f5c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5341\u4e00\u3001\u683c\u5f0f\u5316\u96c6\u7fa4<\/h3>\n\n\n\n<p>\u5728 namenode \u8282\u70b9\u4e0a\u6267\u884c\u683c\u5f0f\u5316\u547d\u4ee4<\/p>\n\n\n\n<p>hdfs namenode -format<\/p>\n\n\n\n<p>\u4f5c\u7528\u662f\uff1a\/opt\/hadoop\/hadoop-2.5\/dfs\/name\/current \u4e0b\u521b\u5efa\u4e86 fsimage \u6587\u4ef6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5341\u4e8c\u3001\u542f\u52a8\u96c6\u7fa4<\/h3>\n\n\n\n<p>start-dfs.sh&nbsp;<\/p>\n\n\n\n<p>log\u65e5\u5fd7\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Starting namenodes on [node19]\nnode19: starting namenode, logging to \/home\/hadoop-2.5.1\/logs\/hadoop-root-namenode-node19.out\nnode13: starting datanode, logging to \/home\/hadoop-2.5.1\/logs\/hadoop-root-datanode-node13.out\nnode11: starting datanode, logging to \/home\/hadoop-2.5.1\/logs\/hadoop-root-datanode-node11.out\nnode12: starting datanode, logging to \/home\/hadoop-2.5.1\/logs\/hadoop-root-datanode-node12.out\nStarting secondary namenodes [node18]\nnode18: starting secondarynamenode, logging to \/home\/hadoop-2.5.1\/logs\/hadoop-root-secondarynamenode-node18.out<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5341\u4e09\u3001\u6d4b\u8bd5\u662f\u5426\u542f\u52a8\u6210\u529f<\/h3>\n\n\n\n<p>\u6d4f\u89c8\u5668\u8bbf\u95ee namenode \u8282\u70b9\u7684\u76d1\u63a7\u9875\u9762\uff0c\u8bbf\u95ee\u8def\u5f84\u4e3a\uff1ahttp:\/\/192.168.220.19:50070\/\uff0c\u5982\u679c\u51fa\u73b0\u5982\u4e0b\u9875\u9762\uff0c\u8bf4\u660e\u96c6\u7fa4\u542f\u52a8\u6210\u529f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/images.weserv.nl\/?url=https:\/\/img-blog.csdnimg.cn\/20181208134554263.png?x-oss-process=image\/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3R6aHV3Yg==,size_16,color_FFFFFF,t_70\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u540c\u7406\uff0c\u53ef\u4ee5\u8bbf\u95ee namenode secondary \u76d1\u63a7\u9875\u9762\uff1ahttp:\/\/192.168.220.18:50090\/\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5341\u56db\u3001\u505c\u6b62\u96c6\u7fa4<\/h3>\n\n\n\n<p>stop-dfs.sh<\/p>\n\n\n\n<p>\u65e5\u5fd7\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Stopping namenodes on [node19]\nnode19: stopping namenode\nnode12: no datanode to stop\nnode13: no datanode to stop\nnode11: no datanode to stop\nStopping secondary namenodes [node18]\nnode18: stopping secondarynamenode<\/code><\/pre>\n\n\n\n<p>\u57fa\u7840\u7684\u5b89\u88c5\u548c\u914d\u7f6e\u5230\u6b64\u7ed3\u675f~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5927\u6570\u636e\u6700\u57fa\u7840\u7684\u5c31\u662f\u6570\u636e\u7684\u5b58\u50a8\u548c\u8ba1\u7b97\uff0c\u800c Hadoop \u5c31\u662f\u4e3a\u5b58\u50a8\u548c\u8ba1\u7b97\u800c\u751f\uff0c\u662f\u6700\u57fa\u7840\u7684\u5927\u6570\u636e\u5904\u7406\u5de5\u5177\u3002\u8fd9\u7bc7\u7b80\u5355 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[793],"tags":[684,770,711,877,183,214,199,712],"class_list":["post-3207","post","type-post","status-publish","format-standard","hentry","category-hadoop","tag-hadoop","tag-770","tag-711","tag-877","tag-183","tag-214","tag-199","tag-712"],"_links":{"self":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts\/3207","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3207"}],"version-history":[{"count":2,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts\/3207\/revisions"}],"predecessor-version":[{"id":4133,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts\/3207\/revisions\/4133"}],"wp:attachment":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3207"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}