【Hive部署搭建高可用集群 ha】

• Hive搭建 ha高可用集群
• • 第一步 修改hdfs-site.xml
  • 第二步 修改core-site.xml
  • 第三步 修改mapred-site.xml
  • 第四步 修改yarn-site.xml

	dfs.nameservices
	 rootcloud 



	dfs.ha.namenodes .rootcloud 
	nn1,nn2



dfs.namenode.rpc-address.cluster1.nn1
	hadoop01:8020
	

    dfs.namenode.servicerpc-address.rootcloud.nn1
    hadoop01:8021
  


	dfs.namenode.http-address.cluster1.nn1
	 hadoop01:50070



	dfs.namenode.rpc-address.cluster1.nn2
	 hadoop02:8020


    dfs.namenode.servicerpc-address.rootcloud.nn1
    hadoop02:8021
  


	dfs.namenode.http-address.cluster1.nn2
	 hadoop02:50070




	dfs.namenode.shared.edits.dir
	qjournal:// hadoop01:8485; hadoop02:8485; hadoop03:8485 /rootcloud-journal-new



	dfs.journalnode.edits.dir
	 /data/rootcloud/hadoop-3.2.2/journal



	dfs.ha.automatic-failover.enabled
	 shell(/bin/true)



	dfs.client.failover.proxy.provider.rootcloud
	org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider



	dfs.ha.fencing.methods
	 shell(/bin/true) 



	dfs.ha.fencing.ssh.private-key-files
	/root/.ssh/id_rsa



	dfs.ha.fencing.ssh.connect-timeout
	50000

fs.defaultFS
hdfs:// rootcloud



hadoop.tmp.dir
 /data/app/hadoop-3.2.2/etc/hadoop/tmp 




ha.zookeeper.quorum
 hadoop01:2181,hadoop02:2181,hadoop03:2181 

	mapreduce.framework.name
	yarn

	yarn.resourcemanager.ha.enabled
	true



	yarn.resourcemanager.cluster-id
	 yarn-ha



	yarn.resourcemanager.ha.rm-ids
	rm1,rm2



	yarn.resourcemanager.hostname.rm1
	 hadoop01


	yarn.resourcemanager.hostname.rm2
	 hadoop02



	yarn.resourcemanager.zk-address
	 hadoop01:2181,hadoop02:2181,hadoop03:2181 


	yarn.nodemanager.aux-services
	mapreduce_shuffle