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07-22-2020
07:18 AM
Hi,
I'm planning to use the provided Kafka service in HDP 2.6.5.
My use case is to have multiple producers pushing events to Kafka topics and have the data pushed to HDFS as a sink.
Is this flow achievable using what's provided by HDP out of the box? I was looking at Confluent, but it's way too complicated for my use case.
Thanks.
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11-10-2019
04:28 AM
Hi all, I'm have a 9 host cluster on HDP 2.6.5. Recently, a host went down and had to be rebuilt. It was hosting ZK server, DataNode and YARN server. Can I safely delete the host from Ambari web UI as I'm unable to turn off the services? Thanks.
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11-03-2018
03:56 AM
Following up on this. All services are up and running. Is there another tool I can use besides DBeaver to connect to HiveServer2?
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10-29-2018
01:12 AM
@nkumar Using HDP2.6. Both URLs I tried are taken directly from Ambari console. HSI services are running and functional. Verified by using beeline. Thanks.
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10-28-2018
08:41 PM
Hi @Giorgi Chitashvili, Forgot to mention that I've tried that in DBeaver but returned the following error: Could not open client transport with JDBC Uri: jdbc:hive2://nn1.int.net:2181/cdr: null
org.apache.thrift.transport.TTransportException I've set serviceDiscoveryMode and zooKeeperNamespace properties under Driver Properties -> User Properties in DBeaver. Thanks.
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10-27-2018
06:35 AM
Hi all,
I'm facing difficulties in connecting to Hiveserver2 JDBC and Hiveserver2 interactive JDBC URLs on my HDP 2.6.5 cluster. Using DBeaver, I'm able to connect directly to port 10000 of Hive server. Connecting to the URLs shown in Hive summary page (port 2181) in Ambari throws several the following exception: Could not open client transport with JDBC Uri: jdbc:hive2://nn1.int.net:2181: null
I'm using hive-uber JAR from https://github.com/timveil/hive-jdbc-uber-jar/releases; which works fine connecting to Hive service on port 10000. No issues connecting via beeline. Is there something I'm missing? Thanks.
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Apache Hive
07-05-2018
05:24 AM
Thanks for the link to the KB. I've performed all the steps listed in the KB article except for running hive server process as root/super user. Is there an article on how I can achieve that? Having said, I've restarted hive server and tried to login via beeline. The same exception is still being thrown. Not sure if the jpam JAR file or the libjpam.so file is being loaded correctly. Thanks.
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07-03-2018
12:13 PM
Hi all, I have HDP2.6 running. I've configured Hiveserver2 authentication to use PAM. I've set hive.server2.authentication.pam.services=passwd. When I use beeline to connect to hive instance, hive-server2.err shows the following stacktrace: Exception in thread "HiveServer2-Handler-Pool: Thread-118" java.lang.NoClassDefFoundError: Could not initialize class net.sf.jpam.Pam
at org.apache.hive.service.auth.PamAuthenticationProviderImpl.Authenticate(PamAuthenticationProviderImpl.java:43)
at org.apache.hive.service.auth.PlainSaslHelper$PlainServerCallbackHandler.handle(PlainSaslHelper.java:106)
at org.apache.hive.service.auth.PlainSaslServer.evaluateResponse(PlainSaslServer.java:102)
at org.apache.thrift.transport.TSaslTransport$SaslParticipant.evaluateChallengeOrResponse(TSaslTransport.java:539)
at org.apache.thrift.transport.TSaslTransport.open(TSaslTransport.java:283)
at org.apache.thrift.transport.TSaslServerTransport.open(TSaslServerTransport.java:41)
at org.apache.thrift.transport.TSaslServerTransport$Factory.getTransport(TSaslServerTransport.java:216)
at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:269)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748) I've checked hive log (hiveserver2.log) and upon startup, I could see that jpam-1.1.jar is specified in the classpath. Is there something I'm missing? Thanks.
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Apache Hive