HBase 报错 ERROR: org.apache.hadoop.hbase.PleaseHoldException: Master is initializing
2017-06-13 11:57
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学hbase的时候,搭建好环境启动hbase,jps查看进程发现hmaster和hregionserevr可以正常出现。终端下输入hbase shell后也可以进入hbase的shell,输入List后就报错;错误提示:ERROR: org.apache.hadoop.hbase.PleaseHoldException: Master is initializing查看错误日志发现: 如图
发现有一台节点无法连接,所以master一直是等待状态,不能列出具体的namespace.启动另一台集群的这个节点就恢复正常。当然要保证zookeeper能正常提供服务。可以通过查看zookeeper的状态来查看是否正常; zkServer.sh status; 必须保证半数以上的进程存活。然后就是要保证时间同步,可以临时先手动同步或者搭建NTP服务器。hbase集群正常的截图
发现有一台节点无法连接,所以master一直是等待状态,不能列出具体的namespace.启动另一台集群的这个节点就恢复正常。当然要保证zookeeper能正常提供服务。可以通过查看zookeeper的状态来查看是否正常; zkServer.sh status; 必须保证半数以上的进程存活。然后就是要保证时间同步,可以临时先手动同步或者搭建NTP服务器。hbase集群正常的截图
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