Hbase出现ERROR: Can't get master address from ZooKeeper; znode data == null解决办法
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导读:出现此问题可能是zookeeper不稳定造成的,采用的是虚拟机,经常挂起的状态,使用hbase的list命令出现下面错误,这个可能是hbase的稳定性造成的,解决办法有两种。这里使用第一种办法就解决了。
复制代码解决方法:
1.重启hbase
复制代码
然后
复制代码问题解决。这里也找了其他解决办法,作为一个整理。
2.解决方法2:格式化namenode
2节点的datanode 日志信息中:
Incompatible namespaceIDs in /home/hadoop/tmp/dfs/data: namenode namespaceID = 1780037790
1节点的namenode日志信息::java.io.IOException: File /home/hadoop/tmp/mapred/system/jobtracker.info could only be replicated to 0 nodes, instead of 1
将namenode的信息删除,重新格式化
重新启动,hbase正常
- ERROR: Can't get master address from ZooKeeper; znode data == null
- Here is some help for this command:
- List all tables in hbase. Optional regular expression parameter could
- be used to filter the output. Examples:
- hbase> list
- hbase> list 'abc.*'
1.重启hbase
- stop-hbase.sh
然后
- start-hbase.sh
2.解决方法2:格式化namenode
2节点的datanode 日志信息中:
Incompatible namespaceIDs in /home/hadoop/tmp/dfs/data: namenode namespaceID = 1780037790
1节点的namenode日志信息::java.io.IOException: File /home/hadoop/tmp/mapred/system/jobtracker.info could only be replicated to 0 nodes, instead of 1
将namenode的信息删除,重新格式化
重新启动,hbase正常
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