Member since 
    
	
		
		
		01-15-2019
	
	
	
	
	
	
	
	
	
	
	
	
	
	
			
      
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        My Accepted Solutions
| Title | Views | Posted | 
|---|---|---|
| 3113 | 07-20-2021 01:05 AM | |
| 16928 | 11-28-2019 06:59 AM | 
			
    
	
		
		
		07-27-2019
	
		
		05:16 AM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 It worked. Thanks! 
						
					
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		07-16-2019
	
		
		01:50 PM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 https://www.thegeekdiary.com/centos-rhel-7-how-to-disable-ipv6-on-a-specific-interface-only/  # vi /etc/sysctl.conf
net.ipv6.conf.eth0.disable_ipv6 = 1  and then restart you Ambari server:  sudo ambari-server restart     
						
					
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		10-10-2018
	
		
		02:20 PM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 Hi @Jeff Storck,   Thanks for telling me this.  > To create an HDF cluster with Cloudbreak, a KDC must be configured  After using a test KDC , the CB 2.7 can provision HDF 3.1 successfully. 
						
					
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		10-08-2018
	
		
		06:45 AM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'loginIdentityProvider': FactoryBean threw exception on object creation; nested exception is java.lang.Exception: The specified login identity provider 'kerberos-provider' could not be found.  CloudBreak 2.7 built HDF 3.1 has error: 'kerberos-provider' could not be found.  The reason is HDF 3.1's blueprint has problem:  nifi.security.user.login.identity.provider= is set to kerberos-provider but that provider doesn't exist in login-identity-providers.xml, or is commented out 
						
					
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		09-30-2018
	
		
		03:46 AM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 Got error [User home directory not found] when creating WorkFlow Manager view in Ambari      Resolve:  sudo -u hdfs hdfs dfs -mkdir /user/admin
sudo -u hdfs hdfs dfs -chown admin /user/admin
  Resule:     
						
					
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		04-30-2018
	
		
		12:49 PM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 It works!  Thanks for your info.  yum install -y epel-release 
						
					
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		03-22-2018
	
		
		09:19 AM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 Latest Nifi Monitoring docs: (HDF 3.1.1)   https://docs.hortonworks.com/HDPDocuments/HDF3/HDF-3.1.1/bk_getting-started-with-apache-nifi/content/monitoring-nifi.html 
						
					
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		03-21-2018
	
		
		01:51 PM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 In Zeppelin 0.7.0 Document, it is said that library should use 0.13.  Reference :   How to execute HIVE LLAP queries from Zeppelin in HDP 2.6.1  Hive Interpreter for Apache Zeppelin  However it is too old.      For LLAP, it need to be newer one.  Properties : 
hive2.driver = org.apache.hive.jdbc.HiveDriver
hive2.url = < can be obtained from ambari. check HiveServer2 Interactive JDBC URL >
eg.
hive2.url = jdbc:hive2://zzeng-hdp-3.example.com:2181,zzeng-hdp-1.example.com:2181,zzeng-hdp-2.example.com:2181/;serviceDiscoveryMode=zooKeeper;zooKeeperNamespace=hiveserver2-hive2
Dependencies : 
  org.apache.hive:hive-jdbc:2.2.0   
  org.apache.hadoop:hadoop-common:2.6.0   
  With this setting, I can access Hive LLAP now:     
						
					
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		03-21-2018
	
		
		01:31 PM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 Before reading this post, I tried official document and failed.  https://zeppelin.apache.org/docs/0.7.0/interpreter/hive.html  Then I found my problem - I should set the correct properties with interpreter name. 
						
					
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