Changes between Version 15 and Version 16 of Hadoop_Lab5

Timestamp:

Sep 15, 2009, 4:30:47 PM (15 years ago)

Author:

waue

Comment:

--

Hadoop_Lab5

@@ -474 +474 @@
  * 輸入以下Makefile的內容 (注意 ":" 後面要接 "tab" 而不是 "空白")
 {{{
-#!sh
-
 JarFile="sample-0.1.jar"
 MainFunc="Sample.WordCount"
 LocalOutDir="/tmp/output"
-
-all:help
+HADOOP_BIN="/opt/hadoop/bin"
+
+all:jar run output clean
+
 jar:
-  jar -cvf ${JarFile} -C bin/ .
+        jar -cvf ${JarFile} -C bin/ .
 
 run:
-  hadoop jar ${JarFile} ${MainFunc} input output
+        ${HADOOP_BIN}/hadoop jar ${JarFile} ${MainFunc} input output
 
 clean:
-  hadoop fs -rmr output
+        ${HADOOP_BIN}/hadoop fs -rmr output
 
 output:
-  rm -rf ${LocalOutDir}
-  hadoop fs -get output ${LocalOutDir}
-  gedit ${LocalOutDir}/part-r-00000 & 
+        rm -rf ${LocalOutDir}
+        ${HADOOP_BIN}/hadoop fs -get output ${LocalOutDir}
+        gedit ${LocalOutDir}/part-r-00000 & 
 
 help:
-  @echo "Usage:"
-  @echo " make jar     - Build Jar File."
-  @echo " make clean   - Clean up Output directory on HDFS."
-  @echo " make run     - Run your MapReduce code on Hadoop."
-  @echo " make output  - Download and show output file"
-  @echo " make help    - Show Makefile options."
-  @echo " "
-  @echo "Example:"
-  @echo " make jar; make run; make output; make clean"
-
+        @echo "Usage:"
+        @echo " make jar     - Build Jar File."
+        @echo " make clean   - Clean up Output directory on HDFS."
+        @echo " make run     - Run your MapReduce code on Hadoop."
+        @echo " make output  - Download and show output file"
+        @echo " make help    - Show Makefile options."
+        @echo " "
+        @echo "Example:"
+        @echo " make jar; make run; make output; make clean"
 }}}