Changes between Version 4 and Version 5 of NCHCCloudCourse100802/Lab5

Timestamp:

Aug 9, 2010, 3:37:18 PM (14 years ago)

Author:

jazz

Comment:

--

NCHCCloudCourse100802/Lab5

@@ -28 +28 @@
  * 在 "主機一"  （有操作過 實作一 的電腦）上操作[[BR]]On "node1", please remove the folder of /opt/hadoop and /var/hadoop created in Lab1
 {{{
-~$ cd ~
-~$ /opt/hadoop/bin/stop-all.sh
-~$ rm -rf /var/hadoop
-~$ sudo rm -rf /opt/hadoop
-~$ rm -rf ~/.ssh
+node1:~$ cd ~
+node1:~$ /opt/hadoop/bin/stop-all.sh
+node1:~$ rm -rf /var/hadoop
+node1:~$ sudo rm -rf /opt/hadoop
+node1:~$ rm -rf ~/.ssh
 }}}
 
@@ -40 +40 @@
  * 請注意我們實驗環境已經把 /etc/ssh/ssh_config裡的StrictHostKeyChecking改成no，下面的指令可以檢查，如果你的設定不同的話，請修改此檔會比較順。[[BR]]Please check your /etc/ssh/ssh_config configurations. It should had been change the setting of "StrictHostKeyChecking" to "no". If not, please modified it by editor.
 {{{
-$ cat /etc/ssh/ssh_config |grep StrictHostKeyChecking
+node1:~$ cat /etc/ssh/ssh_config |grep StrictHostKeyChecking
 StrictHostKeyChecking no
 }}}
@@ -46 +46 @@
  * 在"主機一" 上操作，並將 key 產生並複製到其他節點上[[br]]On "node1", generate SSH key and copy these keys to "node2".
 {{{
-~$ ssh-keygen -t rsa -f ~/.ssh/id_rsa -P ""
-~$ cp ~/.ssh/id_rsa.pub ~/.ssh/authorized_keys
-~$ scp -r ~/.ssh 主機二(node2):~/
+node1:~$ ssh-keygen -t rsa -f ~/.ssh/id_rsa -P ""
+node1:~$ cp ~/.ssh/id_rsa.pub ~/.ssh/authorized_keys
+node1:~$ scp -r ~/.ssh 主機二(node2):~/
 }}}
  * 測試看看是否登入免密碼[[BR]]To make sure that you've configure it correct, you could try following commands.
 {{{
-~$ ssh 主機二(node2)
-~$ ssh 主機一(node1)
-~$ exit
-~$ exit
+node1:~$ ssh 主機二(node2)
+node2:~$ ssh 主機一(node1)
+node1:~$ exit
+node2:~$ exit
+node1:~$
 ~$ 
 }}}
@@ -64 +65 @@
  * 為兩台電腦安裝 Java[[BR]]Install Java Runtime for both computer.
 {{{
-~$ sudo apt-get purge java-gcj-compat
-~$ sudo apt-get install sun-java6-bin  sun-java6-jdk sun-java6-jre
-~$ ssh 主機二(node2)
-~$ export LC_ALL=C
-~$ sudo apt-get update
-~$ sudo apt-get purge java-gcj-compat
-~$ sudo apt-get install sun-java6-bin  sun-java6-jdk sun-java6-jre
-~$ exit
+node1:~$ sudo apt-get purge java-gcj-compat
+node1:~$ sudo apt-get install sun-java6-bin  sun-java6-jdk sun-java6-jre
+node1:~$ ssh 主機二(node2)
+node2:~$ export LC_ALL=C
+node2:~$ sudo apt-get update
+node2:~$ sudo apt-get purge java-gcj-compat
+node2:~$ sudo apt-get install sun-java6-bin  sun-java6-jdk sun-java6-jre
+node2:~$ exit
+node1:~$
 }}}
 
@@ -80 +82 @@
 
 {{{
-~$ cd /opt
-/opt$ sudo wget http://ftp.twaren.net/Unix/Web/apache/hadoop/core/hadoop-0.20.2/hadoop-0.20.2.tar.gz
-/opt$ sudo tar zxvf hadoop-0.20.2.tar.gz
-/opt$ sudo mv hadoop-0.20.2/ hadoop
-/opt$ sudo chown -R hadooper:hadooper hadoop
-/opt$ sudo mkdir /var/hadoop
-/opt$ sudo chown -R hadooper:hadooper /var/hadoop
+node1:~$ cd /opt
+node1:/opt$ sudo wget http://ftp.twaren.net/Unix/Web/apache/hadoop/core/hadoop-0.20.2/hadoop-0.20.2.tar.gz
+node1:/opt$ sudo tar zxvf hadoop-0.20.2.tar.gz
+node1:/opt$ sudo mv hadoop-0.20.2/ hadoop
+node1:/opt$ sudo chown -R hadooper:hadooper hadoop
+node1:/opt$ sudo mkdir /var/hadoop
+node1:/opt$ sudo chown -R hadooper:hadooper /var/hadoop
 }}}