HiveMetaStore高可用性(HA)配置

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/yvigmmwfn/article/details/78683626

• 软件环境
  

  Hadoop 2.6.0-cdh5.9.0

  Hive 1.1.0-cdh5.9.0

  Zookeeper 3.4.5-cdh5.9.0

• 工作原理

  常规连接
  

MetaStore HA

• 前置条件

  Hadoop、Zookeeper、Hive是可用的前提

• Hive Server MetaStore启动

  跟单节点配置一样，只不过在多台服务器上启动MetaSotre

  启动：nohup $HIVE_HOME/bin/hive –metastore &

• 配置Hive Client HA

  vi $HIVE_HOME/conf/hive-site.xml

  添加配置如下:

<property>
 <name>hive.metastore.uris</name>
 <value>thrift://dw1:9083,thrift://dw2:9083</value>
 <description>A comma separated list of metastore uris on which metastore service is running</description>
</property>
<property>
 <name>hive.cluster.delegation.token.store.class</name>
 <value>org.apache.hadoop.hive.thrift.MemoryTokenStore</value>
 <description>Hive defaults to MemoryTokenStore, or ZooKeeperTokenStore</description>
</property>

• 文章参考
  https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.3.0/bk_hadoop-ha/content/ch_HA-Hive.html

HiveServerHA配置

---