|   | 17 |  | 
                  
                          |   | 18 | == 軟體需求 == | 
                  
                          |   | 19 |  | 
                  
                          |   | 20 |  * Windows 2000, Windows XP | 
                  
                          |   | 21 |  * 已知 Windows 7 須[http://lifestory.moqin.com/?p=3617 關閉 UAC] 才有辦法正常安裝。 關閉方法請參閱[http://lifestory.moqin.com/?p=3617 網路文件]。 | 
                  
                          |   | 22 |  | 
                  
                          |   | 23 | == 備註 == | 
                  
                          |   | 24 |  | 
                  
                          |   | 25 |  * 若您在 Windows 7 進行安裝,請先確認[http://lifestory.moqin.com/?p=3617 UAC 是否已經關閉]!! | 
                  
                          |   | 26 |  * 若您在 Windows 7 底下無法看到 jps 的結果,欲啟動 Hadoop 請執行以下指令: | 
                  
                          |   | 27 | {{{ | 
                  
                          |   | 28 | taskkill /f /im java.exe | 
                  
                          |   | 29 | /opt/hadoop/bin/hadoop-daemon.sh start namenode | 
                  
                          |   | 30 | /opt/hadoop/bin/hadoop-daemon.sh start secondarynamenode | 
                  
                          |   | 31 | /opt/hadoop/bin/hadoop-daemon.sh start datanode | 
                  
                          |   | 32 | /opt/hadoop/bin/hadoop-daemon.sh start jobtracker | 
                  
                          |   | 33 | /opt/hadoop/bin/hadoop-daemon.sh start tasktracker | 
                  
                          |   | 34 | }}} | 
                  
                          |   | 35 |   * 若要關閉 Hadoop 的所有服務,請使用以下指令 | 
                  
                          |   | 36 | {{{ | 
                  
                          |   | 37 | /opt/hadoop/bin/hadoop-daemon.sh stop tasktracker | 
                  
                          |   | 38 | /opt/hadoop/bin/hadoop-daemon.sh stop datanode | 
                  
                          |   | 39 | /opt/hadoop/bin/hadoop-daemon.sh stop secondarynamenode | 
                  
                          |   | 40 | /opt/hadoop/bin/hadoop-daemon.sh stop jobtracker | 
                  
                          |   | 41 | /opt/hadoop/bin/hadoop-daemon.sh stop namenode | 
                  
                          |   | 42 | }}} |