connection-error-in-apache-pig

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出现这种错误：
2013-07-29 13:24:08,591 [main] INFO  org.apache.hadoop.mapred.ClientServiceDelegate - Application state is completed. FinalApplicationStatus=SUCCEEDED. Redirecting to job history server 
013-07-29 11:57:29,421 [main] INFO  org.apache.hadoop.ipc.Client - Retrying connect to server: 0.0.0.0/0.0.0.0:10020. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-07-29 11:57:30,421 [main] INFO  org.apache.hadoop.ipc.Client - Retrying connect to server: 0.0.0.0/0.0.0.0:10020. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)


2013-07-29 11:57:31,422 [main] INFO  org.apache.hadoop.ipc.Client - Retrying connect to server: 0.0.0.0/0.0.0.0:10020. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)




mapred-site.xml中添加：
<property>
   <name>mapreduce.jobhistory.address</name>
   <value>host:port</value>
</property>
进入hadoop/sbin中执行：

mr-jobhistory-daemon.sh start historyserver

原文链接：http://stackoverflow.com/questions/17930644/connection-error-in-apache-pig

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