如题所述
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ããç³»ç»çæ¬ï¼CentOS 5.8x86_64
ããJAVAçæ¬ï¼JDK-1.7.0_25
ããHadoopçæ¬ï¼hadoop-2.2.0
ãã192.168.149.128namenode ï¼å å½namenodeãsecondary namenodeåResourceManagerè§è²ï¼
ãã192.168.149.129datanode1 ï¼å å½datanodeãnodemanagerè§è²ï¼
ãã192.168.149.130datanode2 ï¼å å½datanodeãnodemanagerè§è²ï¼
ããäºãç³»ç»åå¤
ãã1ãHadoopå¯ä»¥ä»Apacheå®æ¹ç½ç«ç´æ¥ä¸è½½ææ°çæ¬Hadoop2.2ãå®æ¹ç®åæ¯æä¾äºlinux32ä½ç³»ç»å¯æ§è¡æ件ï¼æ以å¦æéè¦å¨64ä½ç³»ç»ä¸é¨ç½²åéè¦åç¬ä¸è½½src æºç èªè¡ç¼è¯ãï¼å¦ææ¯çå®çº¿ä¸ç¯å¢ï¼è¯·ä¸è½½64ä½hadoopçæ¬ï¼è¿æ ·å¯ä»¥é¿å å¾å¤é®é¢ï¼è¿éæå®éªéç¨çæ¯32ä½çæ¬ï¼
ãã1234 Hadoop
ããJava
ãã2ãæ们è¿ééç¨ä¸å°CnetOSæå¡å¨æ¥æ建Hadoopé群ï¼åå«çè§è²å¦ä¸å·²ç»æ³¨æã
ãã第ä¸æ¥ï¼æ们éè¦å¨ä¸å°æå¡å¨ç/etc/hostséé¢è®¾ç½®å¯¹åºç主æºåå¦ä¸ï¼çå®ç¯å¢å¯ä»¥ä½¿ç¨å ç½DNS解æï¼
ãã[root@node1 hadoop]# cat /etc/hosts
ãã# Do not remove the following line, or various programs
ãã# that require network functionality will fail.
ãã127.0.0.1localhost.localdomain localhost
ãã192.168.149.128node1
ãã192.168.149.129node2
ãã192.168.149.130node3
ããï¼æ³¨* æ们éè¦å¨namenodeãdatanodeä¸å°æå¡å¨ä¸é½é ç½®hosts解æï¼
ãã第äºæ¥ï¼ä»namenodeä¸æ å¯ç ç»éåå°datanodeæå¡å¨ï¼éè¦åå¦ä¸é ç½®:
ããå¨namenode 128ä¸æ§è¡ssh-keygenï¼ä¸è·¯Enterå车å³å¯ã
ããç¶åæå ¬é¥/root/.ssh/id_rsa.pubæ·è´å°datanodeæå¡å¨å³å¯ï¼æ·è´æ¹æ³å¦ä¸ï¼
ããssh-copy-id -i .ssh/id_rsa.pub root@192.168.149.129
ããssh-copy-id -i .ssh/id_rsa.pub root@192.168.149.130
ããä¸ãJavaå®è£ é ç½®
ããtar -xvzf jdk-7u25-linux-x64.tar.gz &&mkdir -p /usr/java/ ; mv /jdk1.7.0_25 /usr/java/ å³å¯ã
ããå®è£ å®æ¯å¹¶é ç½®javaç¯å¢åéï¼å¨/etc/profileæ«å°¾æ·»å å¦ä¸ä»£ç ï¼
ããexport JAVA_HOME=/usr/java/jdk1.7.0_25/
ããexport PATH=$JAVA_HOME/bin:$PATH
ããexport CLASSPATH=$JAVE_HOME/lib/dt.jar:$JAVE_HOME/lib/tools.jar:./
ããä¿åéåºå³å¯ï¼ç¶åæ§è¡source /etc/profile çæãå¨å½ä»¤è¡æ§è¡java -version å¦ä¸ä»£è¡¨JAVAå®è£ æåã
ãã[root@node1 ~]# java -version
ããjava version "1.7.0_25"
ããJava(TM) SE Runtime Environment (build 1.7.0_25-b15)
ããJava HotSpot(TM) 64-Bit Server VM (build 23.25-b01, mixed mode)
ããï¼æ³¨* æ们éè¦å¨namenodeãdatanodeä¸å°æå¡å¨ä¸é½å®è£ Java JDKçæ¬ï¼
ããåãHadoopçæ¬å®è£
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ãã第ä¸æ¥è§£å:
ããtar -xzvf hadoop-2.2.0.tar.gz &&mv hadoop-2.2.0/data/hadoop/
ããï¼æ³¨* å å¨namenodeæå¡å¨ä¸é½å®è£ hadoopçæ¬å³å¯ï¼datanodeå ä¸ç¨å®è£ ï¼å¾ ä¼ä¿®æ¹å®é ç½®åç»ä¸å®è£ datanodeï¼
ãã第äºæ¥é ç½®åéï¼
ããå¨/etc/profileæ«å°¾ç»§ç»æ·»å å¦ä¸ä»£ç ï¼å¹¶æ§è¡source /etc/profileçæã
ããexport HADOOP_HOME=/data/hadoop/
ããexport PATH=$PATH:$HADOOP_HOME/bin/
ããexport JAVA_LIBRARY_PATH=/data/hadoop/lib/native/
ããï¼æ³¨* æ们éè¦å¨namenodeãdatanodeä¸å°æå¡å¨ä¸é½é ç½®Hadoopç¸å ³åéï¼
ããäºãé ç½®Hadoop
ããå¨namenodeä¸é ç½®ï¼æ们éè¦ä¿®æ¹å¦ä¸å 个å°æ¹ï¼
ãã1ãä¿®æ¹vi /data/hadoop/etc/hadoop/core-site.xml å 容为å¦ä¸ï¼
ãã<?xml version="1.0"?>
ãã<?xml-stylesheet type="text/xsl"href=\'#\'" Put site-specific property overrides inthisfile. -->
ãã<configuration>
ãã<property>
ãã<name>fs.default.name</name>
ãã<value>hdfs://192.168.149.128:9000</value>
ãã</property>
ãã<property>
ãã<name>hadoop.tmp.dir</name>
ãã<value>/tmp/hadoop-${user.name}</value>
ãã<description>A base forother temporary directories.</description>
ãã</property>
ãã</configuration>
ãã2ãä¿®æ¹vi /data/hadoop/etc/hadoop/mapred-site.xmlå 容为å¦ä¸ï¼
ãã<?xml version="1.0"?>
ãã<?xml-stylesheet type="text/xsl"href=\'#\'" Put site-specific property overrides inthisfile. -->
ãã<configuration>
ãã<property>
ãã<name>mapred.job.tracker</name>
ãã<value>192.168.149.128:9001</value>
ãã</property>
ãã</configuration>
ãã3ãä¿®æ¹vi /data/hadoop/etc/hadoop/hdfs-site.xmlå 容为å¦ä¸ï¼
ãã<?xml version="1.0"encoding="UTF-8"?>
ãã<?xml-stylesheet type="text/xsl"href=\'#\'" /name>
ãã<value>/data/hadoop/data_name1,/data/hadoop/data_name2</value>
ãã</property>
ãã<property>
ãã<name>dfs.data.dir</name>
ãã<value>/data/hadoop/data_1,/data/hadoop/data_2</value>
ãã</property>
ãã<property>
ãã<name>dfs.replication</name>
ãã<value>2</value>
ãã</property>
ãã</configuration>
ãã4ãå¨/data/hadoop/etc/hadoop/hadoop-env.shæ件æ«å°¾è¿½å JAV_HOMEåéï¼
ããecho "export JAVA_HOME=/usr/java/jdk1.7.0_25/">> /data/hadoop/etc/hadoop/hadoop-env.sh
ãã5ãä¿®æ¹ vi /data/hadoop/etc/hadoop/mastersæ件å 容为å¦ä¸ï¼
ãã192.168.149.128
ãã6ãä¿®æ¹vi /data/hadoop/etc/hadoop/slavesæ件å 容为å¦ä¸ï¼
ãã192.168.149.129
ãã192.168.149.130
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ãã1 fori in`seq 129130` ; doscp -r /data/hadoop/ root@192.168.149.$i:/data/ ; done
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ããç³»ç»çæ¬ï¼CentOS 5.8x86_64
ããJAVAçæ¬ï¼JDK-1.7.0_25
ããHadoopçæ¬ï¼hadoop-2.2.0
ãã192.168.149.128namenode ï¼å å½namenodeãsecondary namenodeåResourceManagerè§è²ï¼
ãã192.168.149.129datanode1 ï¼å å½datanodeãnodemanagerè§è²ï¼
ãã192.168.149.130datanode2 ï¼å å½datanodeãnodemanagerè§è²ï¼
ããäºãç³»ç»åå¤
ãã1ãHadoopå¯ä»¥ä»Apacheå®æ¹ç½ç«ç´æ¥ä¸è½½ææ°çæ¬Hadoop2.2ãå®æ¹ç®åæ¯æä¾äºlinux32ä½ç³»ç»å¯æ§è¡æ件ï¼æ以å¦æéè¦å¨64ä½ç³»ç»ä¸é¨ç½²åéè¦åç¬ä¸è½½src æºç èªè¡ç¼è¯ãï¼å¦ææ¯çå®çº¿ä¸ç¯å¢ï¼è¯·ä¸è½½64ä½hadoopçæ¬ï¼è¿æ ·å¯ä»¥é¿å å¾å¤é®é¢ï¼è¿éæå®éªéç¨çæ¯32ä½çæ¬ï¼
ãã1234 Hadoop
ããJava
ãã2ãæ们è¿ééç¨ä¸å°CnetOSæå¡å¨æ¥æ建Hadoopé群ï¼åå«çè§è²å¦ä¸å·²ç»æ³¨æã
ãã第ä¸æ¥ï¼æ们éè¦å¨ä¸å°æå¡å¨ç/etc/hostséé¢è®¾ç½®å¯¹åºç主æºåå¦ä¸ï¼çå®ç¯å¢å¯ä»¥ä½¿ç¨å ç½DNS解æï¼
ãã[root@node1 hadoop]# cat /etc/hosts
ãã# Do not remove the following line, or various programs
ãã# that require network functionality will fail.
ãã127.0.0.1localhost.localdomain localhost
ãã192.168.149.128node1
ãã192.168.149.129node2
ãã192.168.149.130node3
ããï¼æ³¨* æ们éè¦å¨namenodeãdatanodeä¸å°æå¡å¨ä¸é½é ç½®hosts解æï¼
ãã第äºæ¥ï¼ä»namenodeä¸æ å¯ç ç»éåå°datanodeæå¡å¨ï¼éè¦åå¦ä¸é ç½®:
ããå¨namenode 128ä¸æ§è¡ssh-keygenï¼ä¸è·¯Enterå车å³å¯ã
ããç¶åæå ¬é¥/root/.ssh/id_rsa.pubæ·è´å°datanodeæå¡å¨å³å¯ï¼æ·è´æ¹æ³å¦ä¸ï¼
ããssh-copy-id -i .ssh/id_rsa.pub root@192.168.149.129
ããssh-copy-id -i .ssh/id_rsa.pub root@192.168.149.130
ããä¸ãJavaå®è£ é ç½®
ããtar -xvzf jdk-7u25-linux-x64.tar.gz &&mkdir -p /usr/java/ ; mv /jdk1.7.0_25 /usr/java/ å³å¯ã
ããå®è£ å®æ¯å¹¶é ç½®javaç¯å¢åéï¼å¨/etc/profileæ«å°¾æ·»å å¦ä¸ä»£ç ï¼
ããexport JAVA_HOME=/usr/java/jdk1.7.0_25/
ããexport PATH=$JAVA_HOME/bin:$PATH
ããexport CLASSPATH=$JAVE_HOME/lib/dt.jar:$JAVE_HOME/lib/tools.jar:./
ããä¿åéåºå³å¯ï¼ç¶åæ§è¡source /etc/profile çæãå¨å½ä»¤è¡æ§è¡java -version å¦ä¸ä»£è¡¨JAVAå®è£ æåã
ãã[root@node1 ~]# java -version
ããjava version "1.7.0_25"
ããJava(TM) SE Runtime Environment (build 1.7.0_25-b15)
ããJava HotSpot(TM) 64-Bit Server VM (build 23.25-b01, mixed mode)
ããï¼æ³¨* æ们éè¦å¨namenodeãdatanodeä¸å°æå¡å¨ä¸é½å®è£ Java JDKçæ¬ï¼
ããåãHadoopçæ¬å®è£
ããå®æ¹ä¸è½½çhadoop2.2.0çæ¬ï¼ä¸ç¨ç¼è¯ç´æ¥è§£åå®è£ å°±å¯ä»¥ä½¿ç¨äºï¼å¦ä¸ï¼
ãã第ä¸æ¥è§£å:
ããtar -xzvf hadoop-2.2.0.tar.gz &&mv hadoop-2.2.0/data/hadoop/
ããï¼æ³¨* å å¨namenodeæå¡å¨ä¸é½å®è£ hadoopçæ¬å³å¯ï¼datanodeå ä¸ç¨å®è£ ï¼å¾ ä¼ä¿®æ¹å®é ç½®åç»ä¸å®è£ datanodeï¼
ãã第äºæ¥é ç½®åéï¼
ããå¨/etc/profileæ«å°¾ç»§ç»æ·»å å¦ä¸ä»£ç ï¼å¹¶æ§è¡source /etc/profileçæã
ããexport HADOOP_HOME=/data/hadoop/
ããexport PATH=$PATH:$HADOOP_HOME/bin/
ããexport JAVA_LIBRARY_PATH=/data/hadoop/lib/native/
ããï¼æ³¨* æ们éè¦å¨namenodeãdatanodeä¸å°æå¡å¨ä¸é½é ç½®Hadoopç¸å ³åéï¼
ããäºãé ç½®Hadoop
ããå¨namenodeä¸é ç½®ï¼æ们éè¦ä¿®æ¹å¦ä¸å 个å°æ¹ï¼
ãã1ãä¿®æ¹vi /data/hadoop/etc/hadoop/core-site.xml å 容为å¦ä¸ï¼
ãã<?xml version="1.0"?>
ãã<?xml-stylesheet type="text/xsl"href=\'#\'" Put site-specific property overrides inthisfile. -->
ãã<configuration>
ãã<property>
ãã<name>fs.default.name</name>
ãã<value>hdfs://192.168.149.128:9000</value>
ãã</property>
ãã<property>
ãã<name>hadoop.tmp.dir</name>
ãã<value>/tmp/hadoop-${user.name}</value>
ãã<description>A base forother temporary directories.</description>
ãã</property>
ãã</configuration>
ãã2ãä¿®æ¹vi /data/hadoop/etc/hadoop/mapred-site.xmlå 容为å¦ä¸ï¼
ãã<?xml version="1.0"?>
ãã<?xml-stylesheet type="text/xsl"href=\'#\'" Put site-specific property overrides inthisfile. -->
ãã<configuration>
ãã<property>
ãã<name>mapred.job.tracker</name>
ãã<value>192.168.149.128:9001</value>
ãã</property>
ãã</configuration>
ãã3ãä¿®æ¹vi /data/hadoop/etc/hadoop/hdfs-site.xmlå 容为å¦ä¸ï¼
ãã<?xml version="1.0"encoding="UTF-8"?>
ãã<?xml-stylesheet type="text/xsl"href=\'#\'" /name>
ãã<value>/data/hadoop/data_name1,/data/hadoop/data_name2</value>
ãã</property>
ãã<property>
ãã<name>dfs.data.dir</name>
ãã<value>/data/hadoop/data_1,/data/hadoop/data_2</value>
ãã</property>
ãã<property>
ãã<name>dfs.replication</name>
ãã<value>2</value>
ãã</property>
ãã</configuration>
ãã4ãå¨/data/hadoop/etc/hadoop/hadoop-env.shæ件æ«å°¾è¿½å JAV_HOMEåéï¼
ããecho "export JAVA_HOME=/usr/java/jdk1.7.0_25/">> /data/hadoop/etc/hadoop/hadoop-env.sh
ãã5ãä¿®æ¹ vi /data/hadoop/etc/hadoop/mastersæ件å 容为å¦ä¸ï¼
ãã192.168.149.128
ãã6ãä¿®æ¹vi /data/hadoop/etc/hadoop/slavesæ件å 容为å¦ä¸ï¼
ãã192.168.149.129
ãã192.168.149.130
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ãã1 fori in`seq 129130` ; doscp -r /data/hadoop/ root@192.168.149.$i:/data/ ; done
ããèªæ¤æ´ä¸ªé群åºæ¬æ建å®æ¯ï¼æ¥ä¸æ¥å°±æ¯å¯å¨hadoopé群äºã
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