随笔分类 -  hadoop出错处理

Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
摘要：jps下发现namenode在启动时出错了，没有启动起来 jps2627 DataNode2884 SecondaryNameNode3267 NodeManager3042 ResourceManager3891 Jps启动namenodesbin/hadoop-daemon.sh start namenode再jps一下 jps2627 DataNode4001 NameNode2884 SecondaryNameNode3267 NodeManager4041 Jps3042 ResourceManager发现都启动了，运行wordcount程序发现还是出错，连bin/hadoop fs 阅读全文

posted @ 2013-12-04 16:55 高董 阅读(2035) 评论(0) 推荐(0)

Initialization failed for block pool Block pool
摘要：2013-06-08 17:57:27,519 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization failed for block pool Block pool BP-770817654-172.17.50.119-1370685416301 (storage id DS-803461661-172.17.50.119-50010-1370681848198) service to localhost/127.0.0.1:9000java.io.IOException: Incompatible clu 阅读全文

posted @ 2013-11-27 15:31 高董 阅读(1559) 评论(0) 推荐(0)

PriviledgedActionException as:aolx (auth:SIMPLE) cause:org.apache.hadoop.mapred.FileAlreadyExistsException:
摘要：13/12/04 16:17:18 ERROR security.UserGroupInformation: PriviledgedActionException as:aolx (auth:SIMPLE) cause:org.apache.hadoop.mapred.FileAlreadyExistsException: Output directory hdfs://localhost:9000/out already exists每次运行时，要保证output的目录为空，所以这时候必须去hdfs文件系统下把out以前的运行结果保存起来或者删除掉可以用bin/hadoop fs -ls / 阅读全文

posted @ 2013-11-27 15:26 高董 阅读(2289) 评论(0) 推荐(0)

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