SecondaryNameNode中的“Inconsistent checkpoint fields”错误原因

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SecondaryNameNode中的“Inconsistent checkpoint fields”错误原因

一见蓝天 2014-04-19 11:00:10 浏览539
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该错误原因,可能是因为没有设置好SecondaryNameNode上core-site.xml文件中的“hadoop.tmp.dir”。


2014-04-17 11:42:18,189 INFO org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Log Size Trigger    :1000000 txns
2014-04-17 11:43:18,365 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint
java.io.IOException: Inconsistent checkpoint fields.
LV = -56 namespaceID = 1384221685 cTime = 0 ; clusterId = CID-319b9698-c88d-4fe2-8cb2-c4f440f690d4 ; blockpoolId = BP-1627258458-172.25.40.171-1397735061985.
Expecting respectively: -56; 476845826; 0; CID-50401d89-a33e-47bf-9d14-914d8f1c4862; BP-2131387753-172.25.40.171-1397730036484.
        at org.apache.hadoop.hdfs.server.namenode.CheckpointSignature.validateStorageInfo(CheckpointSignature.java:135)
        at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.doCheckpoint(SecondaryNameNode.java:518)
        at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.doWork(SecondaryNameNode.java:383)
        at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode$1.run(SecondaryNameNode.java:349)
        at org.apache.hadoop.security.SecurityUtil.doAsLoginUserOrFatal(SecurityUtil.java:415)
        at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:345)
        at java.lang.Thread.run(Thread.java:744)


另外,也请配置好SecondaryNameNode上hdfs-site.xml中的“dfs.datanode.data.dir”为合适的值:

  hadoop.tmp.dir
  /data/hadoop/current/tmp
  A base for other temporary directories.

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