{"id":44184,"date":"2024-10-06T13:35:17","date_gmt":"2024-10-06T05:35:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44184\/"},"modified":"2024-10-06T13:35:17","modified_gmt":"2024-10-06T05:35:17","slug":"centos-%e4%b8%8b%e5%ae%89%e8%a3%9d-hadoop-%e5%85%b7%e9%ab%94%e6%ad%a5%e9%a9%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44184\/","title":{"rendered":"CentOS \u4e0b\u5b89\u88dd Hadoop \u5177\u9ad4\u6b65\u9a5f"},"content":{"rendered":"

CentOS \u4e0b\u5b89\u88dd Hadoop \u5177\u9ad4\u6b65\u9a5f<\/h1>\n

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 \u7cfb\u7d71\u4e0a\u5b89\u88dd Hadoop\uff0c\u4e26\u63d0\u4f9b\u5177\u9ad4\u7684\u6b65\u9a5f\u548c\u6ce8\u610f\u4e8b\u9805\u3002<\/p>\n

\u524d\u671f\u6e96\u5099<\/h2>\n

\u5728\u958b\u59cb\u5b89\u88dd\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u60a8\u7684 CentOS \u7cfb\u7d71\u5df2\u7d93\u66f4\u65b0\u5230\u6700\u65b0\u7248\u672c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u66f4\u65b0\uff1a<\/p>\n

sudo yum update -y<\/code><\/pre>\n
\u6b64\u5916\uff0c\u60a8\u9700\u8981\u5b89\u88dd Java\uff0c\u56e0\u70ba Hadoop \u662f\u7528 Java \u7de8\u5beb\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd OpenJDK\uff1a<\/p>\n
sudo yum install java-1.8.0-openjdk-devel -y<\/code><\/pre>\n
\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 Java \u662f\u5426\u5b89\u88dd\u6210\u529f\uff1a<\/p>\n
java -version<\/code><\/pre>\n
\u4e0b\u8f09 Hadoop<\/h2>\n
\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u4e0b\u8f09 Hadoop \u7684\u6700\u65b0\u7248\u672c\u3002\u53ef\u4ee5\u8a2a\u554f Hadoop \u7684\u5b98\u65b9\u7db2\u7ad9\uff0c\u627e\u5230\u6700\u65b0\u7684\u7a69\u5b9a\u7248\u672c\uff0c\u7136\u5f8c\u4f7f\u7528 wget \u547d\u4ee4\u4e0b\u8f09\u3002\u4f8b\u5982\uff1a<\/p>\n
wget https:\/\/downloads.apache.org\/hadoop\/common\/hadoop-3.3.1\/hadoop-3.3.1.tar.gz<\/code><\/pre>\n
\u4e0b\u8f09\u5b8c\u6210\u5f8c\uff0c\u89e3\u58d3\u7e2e\u6587\u4ef6\uff1a<\/p>\n
tar -xzvf hadoop-3.3.1.tar.gz<\/code><\/pre>\n
\u7136\u5f8c\u5c07\u89e3\u58d3\u7e2e\u7684\u6587\u4ef6\u593e\u79fb\u52d5\u5230 \/usr\/local \u76ee\u9304\u4e0b\uff1a<\/p>\n
sudo mv hadoop-3.3.1 \/usr\/local\/hadoop<\/code><\/pre>\n
\u914d\u7f6e\u74b0\u5883\u8b8a\u91cf<\/h2>\n
\u70ba\u4e86\u65b9\u4fbf\u4f7f\u7528\uff0c\u60a8\u9700\u8981\u914d\u7f6e Hadoop \u7684\u74b0\u5883\u8b8a\u91cf\u3002\u7de8\u8f2f ~\/.bashrc \u6587\u4ef6\uff1a<\/p>\n
nano ~\/.bashrc<\/code><\/pre>\n
\u5728\u6587\u4ef6\u672b\u5c3e\u6dfb\u52a0\u4ee5\u4e0b\u5167\u5bb9\uff1a<\/p>\n
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
\u4fdd\u5b58\u4e26\u9000\u51fa\u7de8\u8f2f\u5668\uff0c\u7136\u5f8c\u904b\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u8b8a\u66f4\u751f\u6548\uff1a<\/p>\n
source ~\/.bashrc<\/code><\/pre>\n
\u914d\u7f6e Hadoop<\/h2>\n
\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u914d\u7f6e Hadoop \u7684\u6838\u5fc3\u914d\u7f6e\u6587\u4ef6\u3002\u9032\u5165 Hadoop \u7684\u914d\u7f6e\u76ee\u9304\uff1a<\/p>\n
cd \/usr\/local\/hadoop\/etc\/hadoop<\/code><\/pre>\n
\u7de8\u8f2f core-site.xml \u6587\u4ef6\uff1a<\/p>\n
nano core-site.xml<\/code><\/pre>\n
\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n
<configuration>\n    <property>\n        <name>fs.defaultFS<\/name>\n        <value>hdfs:\/\/localhost:9000<\/value>\n    <\/property>\n<\/configuration><\/code><\/pre>\n
\u7136\u5f8c\u7de8\u8f2f hdfs-site.xml \u6587\u4ef6\uff1a<\/p>\n
nano hdfs-site.xml<\/code><\/pre>\n
\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n
<configuration>\n    <property>\n        <name>dfs.replication<\/name>\n        <value>1<\/value>\n    <\/property>\n<\/configuration><\/code><\/pre>\n
\u683c\u5f0f\u5316 HDFS<\/h2>\n
\u5728\u555f\u52d5 Hadoop \u4e4b\u524d\uff0c\u60a8\u9700\u8981\u683c\u5f0f\u5316 HDFS\u3002\u904b\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
hdfs namenode -format<\/code><\/pre>\n
\u555f\u52d5 Hadoop<\/h2>\n
\u73fe\u5728\u53ef\u4ee5\u555f\u52d5 Hadoop \u4e86\u3002\u9996\u5148\u555f\u52d5 HDFS\uff1a<\/p>\n
start-dfs.sh<\/code><\/pre>\n
\u7136\u5f8c\u555f\u52d5 YARN\uff1a<\/p>\n
start-yarn.sh<\/code><\/pre>\n
\u9a57\u8b49\u5b89\u88dd<\/h2>\n
\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
http:\/\/localhost:9870<\/code><\/pre>\n
\u5982\u679c\u60a8\u80fd\u770b\u5230 Hadoop \u7684\u4e3b\u9801\uff0c\u5247\u8868\u793a\u5b89\u88dd\u6210\u529f\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u672c\u6587\u4ecb\u7d39\u4e86\u5728 CentOS \u7cfb\u7d71\u4e0a\u5b89\u88dd Hadoop \u7684\u5177\u9ad4\u6b65\u9a5f\uff0c\u5305\u62ec\u524d\u671f\u6e96\u5099\u3001\u4e0b\u8f09\u3001\u914d\u7f6e\u548c\u555f\u52d5\u7b49\u904e\u7a0b\u3002Hadoop \u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u8655\u7406\u5927\u6578\u64da\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684 VPS<\/a> \u4f86\u904b\u884c Hadoop\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4e91\u670d\u52a1\u5668<\/a>\uff0c\u90fd\u80fd\u70ba\u60a8\u7684\u5927\u6578\u64da\u9805\u76ee\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2\u5728 CentOS \u4e0a\u5b89\u88dd Hadoop \u7684\u5177\u9ad4\u6b65\u9a5f\uff0c\u5f9e\u74b0\u5883\u914d\u7f6e\u5230\u96c6\u7fa4\u8a2d\u7f6e\uff0c\u8f15\u9b06\u638c\u63e1\u5927\u6578\u64da\u8655\u7406\u6280\u8853\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-44184","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44184","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=44184"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44184\/revisions"}],"predecessor-version":[{"id":44185,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44184\/revisions\/44185"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44184"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}