執(zhí)行hadoop打包好的作業(yè)時(shí)報(bào)錯(cuò)
[root@lbx-rd-dev-zsd examples]# hadoop jar word.jar WordCount input_wordcount output_wordcount
Exception in thread "main" java.io.IOException: Error opening job jar: word.jar
at org.apache.hadoop.util.RunJar.main(RunJar.java:94)
Caused by: java.util.zip.ZipException: error in opening zip file
at java.util.zip.ZipFile.open(Native Method)
at java.util.zip.ZipFile.<init>(ZipFile.java:219)
at java.util.zip.ZipFile.<init>(ZipFile.java:149)
at java.util.jar.JarFile.<init>(JarFile.java:166)
at java.util.jar.JarFile.<init>(JarFile.java:103)
at org.apache.hadoop.util.RunJar.main(RunJar.java:92)
2017-09-29
這是因?yàn)檎也坏?job jar 而出現(xiàn)的錯(cuò)誤，試試下面這個(gè)指令：
bin$ hadoop jar ../hadoop-0.20.2/hadoop-0.20.2-examples.jar wordcount input output?
也有可能是打包的時(shí)候沒(méi)加類(lèi)