{"id":1443,"date":"2024-05-08T11:06:25","date_gmt":"2024-05-08T03:06:25","guid":{"rendered":"http:\/\/oneai.eu.org\/?p=1443"},"modified":"2024-05-08T11:06:25","modified_gmt":"2024-05-08T03:06:25","slug":"hadoop2-5-2%e5%88%86%e5%b8%83%e5%bc%8f%e6%90%ad%e5%bb%ba","status":"publish","type":"post","link":"https:\/\/oneai.eu.org\/?p=1443","title":{"rendered":"Hadoop2.5.2\u5206\u5e03\u5f0f\u642d\u5efa"},"content":{"rendered":"
hadoop \u5206\u5e03\u5f0f\u96c6\u7fa4\u642d\u5efa\u8fc7\u7a0b\n\n\u603b\u4f53\u601d\u8def\uff0c\u6240\u6709\u914d\u7f6e\u5728NameNode\u4e3b\u673a\u4e0a\u914d\u7f6e\uff0c\u7136\u540e\u5206\u522b\u590d\u5236\u5230\u5176\u4ed6\u4e3b\u673a\u4e0a\n\n1.\u4e3b\u8981\u8fdb\u7a0b\u5206\u90e8\u5728\u4e0d\u540c\u7684\u4e3b\u673a\u4e0a\uff0c\u90e8\u7f72\u5982\u4e0b\n  1.1 hadoop05 192.168.99.5     NameNode          (\u5728core-site.xml\u3001hdfs-site.xml\u4e2d\u914d\u7f6e)\n  1.2 hadoop06 192.168.99.6     SecondNameNode          (\u5728masters\u3001hdfs-site.xml\u4e2d\u914d\u7f6e)\n  1.3 hadoop07 192.168.99.7     ResouceManager          (\u5728yarn-site.xml\u4e2d\u914d\u7f6e)\n  1.4 hadoop08 192.168.99.8     JobHistoryServer     (\u5728mapred-site.xml\u4e2d\u914d\u7f6e)\n  1.5 hadoop09 192.168.99.9     DataNode NodeManager     (\u5728slaves\u4e2d\u914d\u7f6e)\n  1.6 hadoop10 192.168.99.10     DataNode NodeManager     (\u5728slaves\u4e2d\u914d\u7f6e)\n\n2.\u914d\u7f6e\/etc\/hosts\n  #Namenode\n  hadoop05 192.168.99.5    \n  #SecondNamenode\n  hadoop06 192.168.99.6    \n  #ResouceManager\n  hadoop07 192.168.99.7    \n  #JobHistoryServer\n  hadoop08 192.168.99.8    \n  #Datanode NodeManager\n  hadoop09 192.168.99.9    \n  #Datanode NodeManager\n  hadoop10 192.168.99.10\n\n3.\u914d\u7f6eSSH\u514d\u5bc6\u7801\u8f93\u5165\u767b\u5f55\n  3.1 \u751f\u6210\u5bc6\u94a5\u6587\u4ef6 ssh-keygen -t rsa\uff0c\u56de\u8f66\u81f3\u547d\u4ee4\u7ed3\u675f\n  3.2 \u5728\/root\/.ssh\/\u76ee\u5f55\u4e0b\u4f1a\u751f\u6210id_rsa.pub\u6587\u4ef6\uff0c\u5c06\u6b64\u6587\u4ef6\u590d\u5236\u4e00\u4efd\u91cd\u547d\u540d\u4e3aauthorized_keys\uff0c\u547d\u4ee4:cp id_rsa.put authorized_keys\n  3.3 \u9a8c\u8bc1: ssh localhost \u4e0d\u518d\u9700\u8981\u8f93\u5165\u5bc6\u7801\n\n4.\u6dfb\u52a0SSH\u6388\u6743\uff0c\u4e3b\u673a\u4e4b\u95f4SSH\u767b\u5f55\u4e0d\u9700\u8981\u8f93\u5165\u5bc6\u7801\n  4.1 \u9700\u8981\u5728\u65b0\u589e\u52a0\u7684\u4e3b\u673a\u4e0a\u6267\u884cssh-copy-id -i hadoop05\u5c06\u6b64\u65b0\u589e\u52a0\u7684\u4e3b\u673a\u7684SSH\u65e0\u5bc6\u7801\u767b\u5f55\u6388\u6743\u7ed9hadoop05\n  4.2 \u53ea\u9700\u8981\u5c06\u975eNameNode\u6267\u884c\uff0c\u7136\u540e\u5c06NameNode\u4e0aauthorized_keys\u518d\u590d\u5236\u5230\u5176\u4ed6\u4e3b\u673a\u4e0a\u5373\u53ef\n\n5.\u914d\u7f6e\u73af\u5883\u53d8\u91cf\n  5.1 \u7f16\u8f91\/etc\/profile\uff0c\u5728\u6700\u540e\u4e00\u884c\u589e\u52a0\u4ee5\u4e0b\u5185\u5bb9\n#-----------------------------hadoop ENV---------------------------------\n\nexport JAVA_HOME=\/usr\/local\/jdk\nexport JRE_HOME=$JAVA_HOME\/jre\nexport CLASSPATH=$CLASSPATH:.:$JAVA_HOME\/lib:$JRE_HOME\/lib\n\nexport HADOOP_HOME=\/usr\/local\/hadoop\n\nexport HADOOP_MAPRED_HOME=${HADOOP_HOME}\nexport HADOOP_COMMON_HOME=${HADOOP_HOME}\nexport HADOOP_HDFS_HOME=${HADOOP_HOME}\nexport YARN_HOME=${HADOOP_HOME}\nexport HADOOP_YARN_HOME=${HADOOP_HOME}\nexport HADOOP_CONF_DIR=${HADOOP_HOME}\/etc\/hadoop\nexport HDFS_CONF_DIR=${HADOOP_HOME}\/etc\/hadoop\nexport YARN_CONF_DIR=${HADOOP_HOME}\/etc\/hadoop\n\nexport PATH=$PATH:$CLASSPATH:$HADOOP_HOME:.:$PATH:$HOME\/bin:$JAVA_HOME\/bin:$HADOOP_HOME\/bin:$HADOOP_HOME\/sbin:$HBASE_HOME\/bin:$HIVE_HOME\/bin\n\n#-----------------------------hadoop ENV---------------------------------\n  5.2 \u7f16\u8f91\u8fc7\/etc\/profile\u540e\uff0c\u9700\u8981source \/etc\/profile\u52a0\u8f7d\u4e00\u4e0b\u65b0\u7684\u73af\u5883\u53d8\u91cf\n  5.3 \u9a8c\u8bc1\u73af\u5883\u53d8\u91cf echo $JAVA_HOME $HADOOP_HOME\uff0c\u4f1a\u8f93\u51fa\u6240\u914d\u7f6e\u7684\u8def\u5f84\n\n6.\u914d\u7f6eHDFS\n  6.1 \u914d\u7f6ecore-site.xml\n  fs.defaultFS\u6307\u5b9aNameNode\u6587\u4ef6\u7cfb\u7edf\uff0c\u5f00\u542f\u56de\u6536\u7ad9\u529f\u80fd\uff0cfs.trash.interval \u5355\u4f4d\u4e3a\u5206\u949f\uff0c0 \u8868\u793a\u5173\u95ed\u56de\u6536\u7ad9\n    <!--fs.default.name for MRV1 ,fs.defaultFS for MRV2(yarn) -->\n    <property>\n        <name>fs.defaultFS<\/name>\n        <!-- same as dfs.federation.nameservices in hdfs-site.xml-->\n        <value>hdfs:\/\/Hadoop05:9000<\/value>\n    <\/property>\n    <property>\n        <!-- trash callbak 0 disable unite is minutes -->\n        <name>fs.trash.interval<\/name>\n        <value>0<\/value>\n    <\/property>\n    <property>\n        <!-- The unit is minutes-->\n        <name>fs.trash.checkpoint.interval<\/name>\n        <value>10080<\/value>\n    <\/property>\n<!-- web ui \u9875\u9762\uff0c\u60f3\u901a\u8fc7application id \u67e5\u770b\u4f5c\u4e1a\u8be6\u60c5\u6216\u8005 hdfs \u8def\u5f84\uff0c\u62a5\u9519\u6ca1\u6709\u6743\u9650\uff1a -->\n    <!-- \u4f60\u9700\u8981\u4fee\u6539 value \u503c\u4e3a\u6b63\u786e\u7684hadoop\u5c5e\u4e3b\u7528\u6237 -->\n    <property>\n        <name>hadoop.http.staticuser.user<\/name>\n        <value>root<\/value>\n    <\/property>\n  6.2 \u914d\u7f6ehdfs-site.xml\n  dfs.namenode.name.dir\u6307\u5b9aNameNode\u5b58\u50a8meta\u548ceditlog\u7684\u76ee\u5f55\uff0c\n  dfs.datanode.data.dir\u6307\u5b9aDataNode\u5b58\u50a8blocks\u7684\u76ee\u5f55\uff0c\n  dfs.namenode.http-address\u6307\u5b9aNameNode\u5730\u5740,\n  dfs.namenode.secondary.http-address\u6307\u5b9aSecondary NameNode\u5730\u5740(\u5206\u5e03\u5f0f\u65f6\u901a\u5e38\u4f1a\u628aSecondNameNode\u5355\u72ec\u90e8\u7f72\u5728\u4e00\u53f0\u4e3b\u673a\u4e0a),\n  dfs.webhdfs.enabled\u5f00\u542fWebHDFS\u3002\n<property>\n        <name>dfs.replication<\/name>\n        <value>1<\/value>\n    <\/property>\n    <property>\n        <name>dfs.namenode.name.dir<\/name>\n        <value>file:\/usr\/local\/hadoop\/yarn_data\/hdfs\/namenode<\/value>\n    <\/property>\n    <property>\n        <name>dfs.datanode.data.dir<\/name>\n        <value>file:\/usr\/local\/hadoop\/yarn_data\/hdfs\/datanode<\/value>\n    <\/property>\n    <property>\n        <name>dfs.namenode.http-address<\/name>\n        <value>Hadoop05:50070<\/value>\n    <\/property>\n\n    <property>\n        <name>dfs.namenode.secondary.http-address<\/name>\n        <value>Hadoop06:50090<\/value>\n    <\/property>\n\n    <property>\n        <name>dfs.webhdfs.enabled<\/name>\n        <value>true<\/value>\n    <\/property>\n\n7.\u914d\u7f6eMapReduce\n  7.1 \u914d\u7f6emapred-site.xml\n  \u914d\u7f6e\u4f7f\u7528yarn\u8ba1\u7b97\u6846\u67b6\uff0c\u4ee5\u53cajobhistory\u7684\u5730\u5740\n   <property>\n        <name>mapreduce.shuffle.port<\/name>\n        <value>8017<\/value>\n    <\/property>\n\n    <property>\n        <name>mapreduce.framework.name<\/name>\n        <value>yarn<\/value>\n    <\/property>\n    <property>\n        <name>mapreduce.application.classpath<\/name>\n        <value>\n                $HADOOP_CONF_DIR,\n                $HADOOP_COMMON_HOME\/*,\n                $HADOOP_COMMON_HOME\/lib\/*,\n                $HADOOP_HDFS_HOME\/*,\n                $HADOOP_HDFS_HOME\/lib\/*,\n                $HADOOP_MAPRED_HOME\/*,\n                $HADOOP_MAPRED_HOME\/lib\/*,\n                $HADOOP_YARN_HOME\/*,\n                $HADOOP_YARN_HOME\/lib\/*\n        <\/value>\n    <\/property>\n    <property>\n        <name>mapreduce.jobhistory.address<\/name>\n        <value>Hadoop07:10020<\/value>\n    <\/property>\n\n    <property>\n        <name>mapreduce.jobhistory.webapp.address<\/name>\n        <value>Hadoop07:19888<\/value>\n    <\/property>\n  7.2 \u914d\u7f6eyarn-site.xml\n  <!-- Site specific YARN configuration properties -->\n  <property>\n        <name>yarn.resourcemanager.resource-tracker.address<\/name>\n        <value>Hadoop07:8031<\/value>\n    <\/property>\n    <property>\n        <name>yarn.resourcemanager.address<\/name>\n        <value>Hadoop07:8032<\/value>\n    <\/property>\n    <property>\n        <name>yarn.resourcemanager.scheduler.address<\/name>\n        <value>Hadoop07:8030<\/value>\n    <\/property>\n    <property>\n        <name>yarn.resourcemanager.admin.address<\/name>\n        <value>Hadoop07:8033<\/value>\n    <\/property>\n    <property>\n        <name>yarn.resourcemanager.webapp.address<\/name>\n        <value>Hadoop07:8088<\/value>\n    <\/property>\n    <property>\n        <description>Classpath for typical applications.<\/description>\n        <name>yarn.application.classpath<\/name>\n        <value>\n                $HADOOP_CONF_DIR,\n                $HADOOP_COMMON_HOME\/share\/hadoop\/common\/*,\n                $HADOOP_COMMON_HOME\/share\/hadoop\/common\/lib\/*,\n                $HADOOP_HDFS_HOME\/share\/hadoop\/hdfs\/*,\n                $HADOOP_HDFS_HOME\/share\/hadoop\/hdfs\/lib\/*,\n                $YARN_HOME\/share\/hadoop\/yarn\/*,\n                $YARN_HOME\/share\/hadoop\/yarn\/lib\/*,\n                $YARN_HOME\/share\/hadoop\/mapreduce\/*,\n                $YARN_HOME\/share\/hadoop\/mapreduce\/lib\/*\n        <\/value>\n    <\/property>\n    <property>\n        <name>yarn.nodemanager.aux-services<\/name>\n        <value>mapreduce_shuffle<\/value>\n    <\/property>\n    <property>\n        <name>yarn.nodemanager.aux-services.mapreduce.shuffle.class<\/name>\n        <value>org.apache.hadoop.mapred.ShuffleHandler<\/value>\n    <\/property>\n\n    <property>\n        <name>yarn.nodemanager.local-dirs<\/name>\n        <value>\/usr\/local\/hadoop\/yarn_data\/hdfs\/local<\/value>\n    <\/property>\n    <property>\n        <name>yarn.nodemanager.log-dirs<\/name>\n        <value>\/usr\/local\/hadoop\/yarn_data\/hdfs\/logs<\/value>\n    <\/property>\n    <property>\n        <description>Where to aggregate logs<\/description>\n        <name>yarn.nodemanager.remote-app-log-dir<\/name>\n        <value>\/usr\/local\/hadoop\/yarn_data\/hdfs\/rm-logs<\/value>\n    <\/property>\n8.\u914d\u7f6ehadoop\u548cyarn\u7684JAVA_HOME\u73af\u5883\u53d8\u91cf\n  8.1 \u914d\u7f6ehadoop-env.sh\u548cyarn-env.sh,\u5728JAVA_HOME\u914d\u7f6e\u533a\u57df\uff0c\u914d\u7f6e\u5982\u4e0b\uff0c\u8def\u5f84\u6309\u7167\u5b9e\u9645\u60c5\u51b5\u6539\u53d8\n  export JAVA_HOME=\/usr\/local\/jdk\n\n9.\u914d\u7f6e\u96c6\u7fa4\u5206\u5e03\n  9.1 \u914d\u7f6emasters\uff0c\u6307\u5b9aSecondNameNode\u6240\u90e8\u7f72\u7684\u4e3b\u673a\u7684hostname\n  Hadoop06\n  9.2 \u914d\u7f6eslaves\uff0c\u6307\u5b9aDataNode\/NodeManager\u6240\u90e8\u7f72\u7684\u4e3b\u673a\u7684hostname\n  Hadoop09\n  Hadoop10<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
hadoop \u5206\u5e03\u5f0f\u96c6\u7fa4\u642d\u5efa\u8fc7\u7a0b \u603b\u4f53\u601d\u8def\uff0c\u6240\u6709\u914d\u7f6e\u5728NameNode\u4e3b\u673a\u4e0a\u914d\u7f6e\uff0c\u7136\u540e\u5206\u522b\u590d\u5236\u5230\u5176\u4ed6\u4e3b\u673a\u4e0a 1.\u4e3b\u8981\u8fdb\u7a0b\u5206\u90e8\u5728\u4e0d\u540c\u7684\u4e3b\u673a\u4e0a\uff0c\u90e8\u7f72\u5982\u4e0b 1.1 hadoop05 192.168.99.5 NameNode (\u5728core-site.xml\u3001hdfs-site.xml\u4e2d\u914d\u7f6e) 1.2 hadoop06 192.168.99.6 SecondNameNode (\u5728masters\u3001hdfs-site.xml\u4e2d\u914d\u7f6e) 1.3 hadoop07 192.168.99.7 ResouceManager (\u5728yarn-site.xml\u4e2d\u914d\u7f6e) 1.4 hadoop08 192.168.99.8 JobHistoryServer (\u5728mapred-site.xml\u4e2d\u914d\u7f6e) 1.5 hadoop09 192.168.99.9 DataNode NodeManager (\u5728slaves\u4e2d\u914d\u7f6e) 1.6 hadoop10 192.168.99.10 DataNode NodeManager (\u5728slaves\u4e2d\u914d\u7f6e) 2.\u914d\u7f6e\/etc\/hosts #Namenode hadoop05 192.168.99.5 #SecondNamenode hadoop06 192.168.99.6 #ResouceManager hadoop07 192.168.99.7 #JobHistoryServer hadoop08 192.168.99.8 #Datanode NodeManager hadoop09 192.168.99.9 #Datanode NodeManager hadoop10 192.168.99.10 3.\u914d\u7f6eSSH\u514d\u5bc6\u7801\u8f93\u5165\u767b\u5f55 3.1 \u751f\u6210\u5bc6\u94a5\u6587\u4ef6 ssh-keygen -t rsa\uff0c\u56de\u8f66\u81f3\u547d\u4ee4\u7ed3\u675f 3.2 \u5728\/root\/.ssh\/\u76ee\u5f55\u4e0b\u4f1a\u751f\u6210id_rsa.pub\u6587\u4ef6\uff0c\u5c06\u6b64\u6587\u4ef6\u590d\u5236\u4e00\u4efd\u91cd\u547d\u540d\u4e3aauthorized_keys\uff0c\u547d\u4ee4:cp id_rsa.put authorized_keys 3.3 \u9a8c\u8bc1: ssh localhost \u4e0d\u518d\u9700\u8981\u8f93\u5165\u5bc6\u7801 4.\u6dfb\u52a0SSH\u6388\u6743\uff0c\u4e3b\u673a\u4e4b\u95f4SSH\u767b\u5f55\u4e0d\u9700\u8981\u8f93\u5165\u5bc6\u7801 4.1 \u9700\u8981\u5728\u65b0\u589e\u52a0\u7684\u4e3b\u673a\u4e0a\u6267\u884cssh-copy-id -i hadoop05\u5c06\u6b64\u65b0\u589e\u52a0\u7684\u4e3b\u673a\u7684SSH\u65e0\u5bc6\u7801\u767b\u5f55\u6388\u6743\u7ed9hadoop05 4.2 \u53ea\u9700\u8981\u5c06\u975eNameNode\u6267\u884c\uff0c\u7136\u540e\u5c06NameNode\u4e0aauthorized_keys\u518d\u590d\u5236\u5230\u5176\u4ed6\u4e3b\u673a\u4e0a\u5373\u53ef 5.\u914d\u7f6e\u73af\u5883\u53d8\u91cf 5.1 \u7f16\u8f91\/etc\/profile\uff0c\u5728\u6700\u540e\u4e00\u884c\u589e\u52a0\u4ee5\u4e0b\u5185\u5bb9 #—————————–hadoop ENV——————————— export JAVA_HOME=\/usr\/local\/jdk export JRE_HOME=$JAVA_HOME\/jre export CLASSPATH=$CLASSPATH:.:$JAVA_HOME\/lib:$JRE_HOME\/lib export HADOOP_HOME=\/usr\/local\/hadoop export HADOOP_MAPRED_HOME=${HADOOP_HOME} export HADOOP_COMMON_HOME=${HADOOP_HOME} export HADOOP_HDFS_HOME=${HADOOP_HOME} export YARN_HOME=${HADOOP_HOME} export HADOOP_YARN_HOME=${HADOOP_HOME} export HADOOP_CONF_DIR=${HADOOP_HOME}\/etc\/hadoop export HDFS_CONF_DIR=${HADOOP_HOME}\/etc\/hadoop export YARN_CONF_DIR=${HADOOP_HOME}\/etc\/hadoop export PATH=$PATH:$CLASSPATH:$HADOOP_HOME:.:$PATH:$HOME\/bin:$JAVA_HOME\/bin:$HADOOP_HOME\/bin:$HADOOP_HOME\/sbin:$HBASE_HOME\/bin:$HIVE_HOME\/bin #—————————–hadoop ENV——————————— 5.2 \u7f16\u8f91\u8fc7\/etc\/profile\u540e\uff0c\u9700\u8981source \/etc\/profile\u52a0\u8f7d\u4e00\u4e0b\u65b0\u7684\u73af\u5883\u53d8\u91cf 5.3 \u9a8c\u8bc1\u73af\u5883\u53d8\u91cf echo $JAVA_HOME $HADOOP_HOME\uff0c\u4f1a\u8f93\u51fa\u6240\u914d\u7f6e\u7684\u8def\u5f84 6.\u914d\u7f6eHDFS 6.1 \u914d\u7f6ecore-site.xml …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","footnotes":""},"categories":[85],"tags":[],"class_list":["post-1443","post","type-post","status-publish","format-standard","hentry","category-hadoop"],"_links":{"self":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1443","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1443"}],"version-history":[{"count":1,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1443\/revisions"}],"predecessor-version":[{"id":1444,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1443\/revisions\/1444"}],"wp:attachment":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1443"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1443"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}