?????.???????

??????????MyEclipse????????????????????MyEclipse??????????root????????????????MyEclipse??ò????????????????
????<span style="font-family: ????; font-size: 18pt;">sudo su
????????????
????cd usr/myeclipse
????./myeclipse
????</span>
??????.????
????1.???hadoop-eclipse-plugin-1.2.1.jar?????ubuntu???棨?????????????MyEclipse??dropins???￡?????????????????????????????????檔
????<span style="font-family: ????; font-size: 18pt;">?????????root
????cd
????cd ..//???????
????cd home/hxsyl/DeskTop//?????????????
????//?????????????????????
????//????dropins???￡???????plugins???￡????????????plugins??????????dropins????????????
????sudo mv hadoop-eclipse-plugin-1.2.1.jar /usr/myeclipse/dropins
????</span>
???????????????????????μ?Places??????и????棬????????????????????hadoop-eclipse-plugin-1.2.1.jar??Devices????computer?????home?????DeskTop????????????????·????????????????????????
????2.??????dropins????μ?configuration?????org.eclipse.update???????????У????????????????
????3. ????MyEclipse4. ???Mapreduce???“windows”-> "open perspective" -> "other"????????С??map/reduce???????????“show all”???????????????????????Java????￡??ò???????????????????д?????????????MyEclipse????????????????????DFS Locations???????и?MyHadoopServer?????Hadoop???????????????????????jsp?????????
????4. ????Hadoop??????“widows” -> "show views" ->"mapReduce tool" -> "Map/Reduce locations"??????????????Console??????Map/Reduce locations???????????????????????“New Hadoop Location??????General?????
????1) “location name” : ??????hadoop??????????д????MyHadoopServer
????2) "Map/Reduce Master":??????hadoop????????jobtracker
????A) Host:????hadoop??jobtracker?????IP????????localhost???????
????B) Port:???jobtracker???????mapred-site.xml????????????9001????????50400
????3) “DFS Master”: ??????hdfs??????????core-site.xml
????A) Host: ????hadoop??hdfs?????IP????localhost????????????
????B) Port: ???hdfs???????mapred-site.xml????????????9000????????50400
????????±???и???????????root????????
???????open  perspective???????????MyEclipse??????????????show views?????????MyEclipse?±????Console?????
????5.????General????????Advanced Parameters????????hadoop.tmp.dir????????????????????????????core-site.xml??????????????????home/hxsyl/tmp??