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hadoop 异常处理实例(一)

时间:2014-03-24 17:07:22      阅读:542      评论:0      收藏:0      [点我收藏+]
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Exception in thread "main" java.io.IOException: Job failed!
        at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1357)
        at org.apache.nutch.parse.ParseSegment.parse(ParseSegment.java:209)
        at org.apache.nutch.crawl.Crawl.run(Crawl.java:143)
        at org.apache.hadoop.util.ToolR
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http://192.168.2.30:50030/jobtracker.jsp
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单机JobID那个东东
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单机map或者 killed = 1 均可
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Error: Java heap space
Error: Java heap space
Error: Java heap space
Error: Java heap space

改这里么?hadoop-env.sh
# The java implementation to use.  Required.
# export JAVA_HOME=/usr/lib/j2sdk1.5-sun
export JAVA_HOME=/usr/java/jdk
# Extra Java CLASSPATH elements.  Optional.
# export HADOOP_CLASSPATH=

# The maximum amount of heap to use, in MB. Default is 1000.
# export HADOOP_HEAPSIZE=2000


 
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hadoop 异常处理实例(一)

原文:http://www.cnblogs.com/i80386/p/3620349.html

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