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failed to execute distcp over cross-realm ambari hdp 3.1 clusters.

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failed to execute distcp over cross-realm ambari hdp 3.1 clusters.

hi,

I've two clusters running on hdp 3.1, both consists of single node and kerbeorized as well. I am trying to send a single file using distcp but failed.

got error(pictures attached)

109001-e1.jpg

108973-e2.jpg

even unable to list hdfs directories of other cluster on either of the cluster.

Thanks.

1 ACCEPTED SOLUTION

Accepted Solutions

Re: failed to execute distcp over cross-realm ambari hdp 3.1 clusters.

Mentor

@Muhammad waqas

The Kerberos ticket error is due to lack of configuration for cross REALM authentication, this is what you need to do to successfully copy files between 2 REALM.

Kerberos cross-realm trust for distcp

Following diligently the steps mentioned here.

3 REPLIES 3

Re: failed to execute distcp over cross-realm ambari hdp 3.1 clusters.

Mentor

@Muhammad waqas

The Kerberos ticket error is due to lack of configuration for cross REALM authentication, this is what you need to do to successfully copy files between 2 REALM.

Kerberos cross-realm trust for distcp

Following diligently the steps mentioned here.

Re: failed to execute distcp over cross-realm ambari hdp 3.1 clusters.

thanks Geoffrey

I'm able to send data from one cluster to other but not in reverse direcion (showing error same as mentioned above)and second thing whenever i add capaths in /etc/krb5.conf file, it's start showing error.

Please help me to figure it out too.
thanks again.

Re: failed to execute distcp over cross-realm ambari hdp 3.1 clusters.

Community Manager

The above was originally posted in the Community Help Track. On Wed May 29 18:31 UTC 2019, a member of the HCC moderation staff moved it to the Security track. The Community Help Track is intended for questions about using the HCC site itself.

Bill Brooks, Community Manager
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