{"id":43012,"date":"2024-10-04T13:11:52","date_gmt":"2024-10-04T05:11:52","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43012\/"},"modified":"2024-10-04T13:11:52","modified_gmt":"2024-10-04T05:11:52","slug":"centos-7-4-%e4%b8%8b-hadoop-3-0-%e5%96%ae%e6%a9%9f%e5%ae%89%e8%a3%9d%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43012\/","title":{"rendered":"CentOS 7.4 \u4e0b Hadoop 3.0 \u55ae\u6a5f\u5b89\u88dd\u6559\u7a0b"},"content":{"rendered":"<h1 id=\"centos-7-4-%e4%b8%8b-hadoop-3-0-%e5%96%ae%e6%a9%9f%e5%ae%89%e8%a3%9d%e6%95%99%e7%a8%8b-uYhNLncfcs\">CentOS 7.4 \u4e0b Hadoop 3.0 \u55ae\u6a5f\u5b89\u88dd\u6559\u7a0b<\/h1>\n<p>Apache Hadoop \u662f\u4e00\u500b\u958b\u6e90\u7684\u5206\u5e03\u5f0f\u8a08\u7b97\u6846\u67b6\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5927\u6578\u64da\u8655\u7406\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 7.4 \u4e0a\u9032\u884c Hadoop 3.0 \u7684\u55ae\u6a5f\u5b89\u88dd\uff0c\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u4e0a\u624b\u5927\u6578\u64da\u6280\u8853\u3002<\/p>\n<h2 id=\"%e5%89%8d%e6%9c%9f%e6%ba%96%e5%82%99-uYhNLncfcs\">\u524d\u671f\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u5b89\u88dd\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u60a8\u7684\u7cfb\u7d71\u5df2\u7d93\u5b89\u88dd\u4e86 Java\u3002Hadoop \u9700\u8981 Java \u74b0\u5883\u4f86\u904b\u884c\uff0c\u5efa\u8b70\u4f7f\u7528 JDK 1.8 \u7248\u672c\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 Java \u662f\u5426\u5df2\u5b89\u88dd\uff1a<\/p>\n<pre><code>java -version<\/code><\/pre>\n<p>\u5982\u679c\u672a\u5b89\u88dd Java\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo yum install java-1.8.0-openjdk-devel<\/code><\/pre>\n<h2 id=\"%e4%b8%8b%e8%bc%89-hadoop-uYhNLncfcs\">\u4e0b\u8f09 Hadoop<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u4e0b\u8f09 Hadoop 3.0 \u7684\u5b89\u88dd\u5305\u3002\u53ef\u4ee5\u5f9e Apache \u7684\u5b98\u65b9\u7db2\u7ad9\u4e0b\u8f09\u6700\u65b0\u7248\u672c\uff1a<\/p>\n<pre><code>wget https:\/\/downloads.apache.org\/hadoop\/common\/hadoop-3.0.0\/hadoop-3.0.0.tar.gz<\/code><\/pre>\n<p>\u4e0b\u8f09\u5b8c\u6210\u5f8c\uff0c\u89e3\u58d3\u7e2e\u5b89\u88dd\u5305\uff1a<\/p>\n<pre><code>tar -xzvf hadoop-3.0.0.tar.gz<\/code><\/pre>\n<p>\u7136\u5f8c\u5c07\u89e3\u58d3\u7e2e\u7684\u6587\u4ef6\u593e\u79fb\u52d5\u5230 \/usr\/local \u76ee\u9304\u4e0b\uff1a<\/p>\n<pre><code>sudo mv hadoop-3.0.0 \/usr\/local\/hadoop<\/code><\/pre>\n<h2 id=\"%e9%85%8d%e7%bd%ae%e7%92%b0%e5%a2%83%e8%ae%8a%e9%87%8f-uYhNLncfcs\">\u914d\u7f6e\u74b0\u5883\u8b8a\u91cf<\/h2>\n<p>\u70ba\u4e86\u65b9\u4fbf\u4f7f\u7528 Hadoop\uff0c\u60a8\u9700\u8981\u914d\u7f6e\u74b0\u5883\u8b8a\u91cf\u3002\u7de8\u8f2f ~\/.bashrc \u6587\u4ef6\uff1a<\/p>\n<pre><code>nano ~\/.bashrc<\/code><\/pre>\n<p>\u5728\u6587\u4ef6\u672b\u5c3e\u6dfb\u52a0\u4ee5\u4e0b\u5167\u5bb9\uff1a<\/p>\n<pre><code>export HADOOP_HOME=\/usr\/local\/hadoop\nexport PATH=$PATH:$HADOOP_HOME\/bin\nexport JAVA_HOME=\/usr\/lib\/jvm\/java-1.8.0-openjdk<\/code><\/pre>\n<p>\u4fdd\u5b58\u4e26\u9000\u51fa\u7de8\u8f2f\u5668\uff0c\u7136\u5f8c\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u8b8a\u66f4\u751f\u6548\uff1a<\/p>\n<pre><code>source ~\/.bashrc<\/code><\/pre>\n<h2 id=\"%e9%85%8d%e7%bd%ae-hadoop-uYhNLncfcs\">\u914d\u7f6e Hadoop<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u914d\u7f6e Hadoop \u7684\u6838\u5fc3\u914d\u7f6e\u6587\u4ef6\u3002\u7de8\u8f2f core-site.xml \u6587\u4ef6\uff1a<\/p>\n<pre><code>nano $HADOOP_HOME\/etc\/hadoop\/core-site.xml<\/code><\/pre>\n<p>\u5728\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n<pre><code>&lt;configuration&gt;\n    &lt;property&gt;\n        &lt;name&gt;fs.defaultFS&lt;\/name&gt;\n        &lt;value&gt;hdfs:\/\/localhost:9000&lt;\/value&gt;\n    &lt;\/property&gt;\n&lt;\/configuration&gt;<\/code><\/pre>\n<p>\u7136\u5f8c\u7de8\u8f2f hdfs-site.xml \u6587\u4ef6\uff1a<\/p>\n<pre><code>nano $HADOOP_HOME\/etc\/hadoop\/hdfs-site.xml<\/code><\/pre>\n<p>\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n<pre><code>&lt;configuration&gt;\n    &lt;property&gt;\n        &lt;name&gt;dfs.replication&lt;\/name&gt;\n        &lt;value&gt;1&lt;\/value&gt;\n    &lt;\/property&gt;\n&lt;\/configuration&gt;<\/code><\/pre>\n<h2 id=\"%e6%a0%bc%e5%bc%8f%e5%8c%96-hdfs-uYhNLncfcs\">\u683c\u5f0f\u5316 HDFS<\/h2>\n<p>\u5728\u555f\u52d5 Hadoop \u4e4b\u524d\uff0c\u60a8\u9700\u8981\u683c\u5f0f\u5316 HDFS\u3002\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>hdfs namenode -format<\/code><\/pre>\n<h2 id=\"%e5%95%9f%e5%8b%95-hadoop-uYhNLncfcs\">\u555f\u52d5 Hadoop<\/h2>\n<p>\u73fe\u5728\u53ef\u4ee5\u555f\u52d5 Hadoop \u4e86\u3002\u9996\u5148\u555f\u52d5 HDFS\uff1a<\/p>\n<pre><code>start-dfs.sh<\/code><\/pre>\n<p>\u7136\u5f8c\u555f\u52d5 YARN\uff1a<\/p>\n<pre><code>start-yarn.sh<\/code><\/pre>\n<h2 id=\"%e9%a9%97%e8%ad%89%e5%ae%89%e8%a3%9d-uYhNLncfcs\">\u9a57\u8b49\u5b89\u88dd<\/h2>\n<p>\u60a8\u53ef\u4ee5\u901a\u904e\u8a2a\u554f Hadoop \u7684 Web \u754c\u9762\u4f86\u9a57\u8b49\u5b89\u88dd\u662f\u5426\u6210\u529f\u3002\u6253\u958b\u700f\u89bd\u5668\uff0c\u8f38\u5165\u4ee5\u4e0b\u5730\u5740\uff1a<\/p>\n<pre><code>http:\/\/localhost:9870<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u80fd\u770b\u5230 Hadoop \u7684\u4e3b\u9801\uff0c\u5247\u8868\u793a\u5b89\u88dd\u6210\u529f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-uYhNLncfcs\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 CentOS 7.4 \u4e0a\u9032\u884c Hadoop 3.0 \u7684\u55ae\u6a5f\u5b89\u88dd\u3002\u901a\u904e\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u5feb\u901f\u642d\u5efa\u4e00\u500b\u5927\u6578\u64da\u8655\u7406\u74b0\u5883\uff0c\u70ba\u5f8c\u7e8c\u7684\u6578\u64da\u5206\u6790\u548c\u8655\u7406\u6253\u4e0b\u57fa\u790e\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u904b\u884c\u74b0\u5883\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u5927\u6578\u64da\u9805\u76ee\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 CentOS 7.4 \u4e0a\u55ae\u6a5f\u5b89\u88dd Hadoop 3.0\uff0c\u7c21\u55ae\u6b65\u9a5f\u8207\u8a73\u7d30\u6307\u5c0e\uff0c\u52a9\u4f60\u5feb\u901f\u4e0a\u624b\u5927\u6578\u64da\u8655\u7406\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-43012","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43012","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=43012"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43012\/revisions"}],"predecessor-version":[{"id":43013,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43012\/revisions\/43013"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43012"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43012"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43012"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}