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Distcp in Kerberized Cloudera Cluster throws java.io.IOException: Can't get Master Kerberos principal for use as renewer
I am performing distcp operation to copy the files from one directory to another in same cluster. It is a Kerberized Cloudera Hadoop Cluster.
Command I ran:
hadoop distcp -overwrite hdfs://nameservice/...
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Client cannot authenticate via: [TOKEN, KERBEROS)
From my spark application I am trying to distcp from hdfs to s3. My app does some processing on data and writes data to hdfs and that data I am trying to push to s3 via distcp. I am facing below error....
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Migrating Hadoop Clusters from Big Insights to Cloudera
What are the best approaches to migrate clusters of size 1 TB from Big Insights to Cloudera.
Cloudera being a kerborized cluster.
The current approach which we are following is through batches:
a. ...
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Transfer of files from unsecured hdfs to secured hdfs cluster
I wanted to transfer files from unsecured HDFS cluster to kerberized cluster. I am using distcp to transfer the files. I have used the following command.
hadoop distcp -D ipc.client.fallback-to-...
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