= Hadoop 簡化叢集安裝設定 =
== 原始安裝設定步驟 ==
=== 執行環境 ===
所有主機環境需已安裝下列套件
 * openssh-server
 * sun-java6-bin  
 * sun-java6-jdk 
 * sun-java6-jre
{{{
~$ sudo apt-get install openssh-server
~$ sudo apt-get purge java-gcj-compat
~$ sudo apt-get install sun-java6-bin  sun-java6-jdk sun-java6-jre
}}}

== 設定表(以兩台主機為例) ==
||Steps||主機一||主機二||
||角色||Data: namenode + datanode[[BR]] Job: jobtracker + tasktracker||Data: datanode[[BR]] Job: tasktracker ||
||Step1||登入免key密碼||登入免key密碼|| 
||Step2||install Java||install Java||
||Step3|| 下載安裝Hadoop || ||
||Step4|| 設定 hadoop-env.sh ||  ||
||Step5|| 設定 hadoop-site.xml ||  ||
||Step6|| 設定masters及slaves ||  ||
||Step7||  || 複製Hadoop_Home內的資料至主機二(or其他slave) ||
||Step8|| 格式化HDFS ||  ||
||Step9|| 啟動Hadoop ||  ||
== 簡化 ==



== References ==
 * [http://trac.nchc.org.tw/cloud/wiki/Hadoop_Lab7 Waue的教材]