ClientCnxn: Session 0x0 for server null, unexpected error 异常是由于zookeeper配置不成功引起的。
解决方法:
1. 确保zookeer集群安装成功。通过jps能够正确显示zookeeper管理进程QuorumPeerMain,具体安装步骤,请参考我的blog
zookeeper集群安装
。
2. HBase 中的zookeeper配置正确,zookeeper实例应该是奇数个.
<property>
<name>hbase.zookeeper.property.clientPort</name>
<value>2222</value>
<description>Property from ZooKeeper's config zoo.cfg.
The port at which the clients will connect.
</description>
</property>
<property>
<name>hbase.