Upgrade DLM Engine
DLM 1.5.0 version supports HDP 2.6.5.1175 and HDP 3.1.0.31 releases. If you are on an earlier release of HDP, you must upgrade to HDP 2.6.5 1175 release.
- Stop DLM Engine service using Ambari UI. Ambari > DLM Engine > Service Actions > Stop
- Remove the DLM Engine service from Ambari. Ambari > DLM Engine > Service Actions > Delete Service
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Login to DLM Engine host using SSH. Remove the beacon RPM on DLM Engine host
using:
yum remove <beacon_RPM_name>
To get the name of beacon rpm, do:rpm –qa|grep beacon
- On the DLM Engine host, remove /usr/dlm/current and /etc/beacon/conf folder directories.
- Login to Ambari host using SSH.
-
Uninstall the mpack for beacon in Ambari server:
ambari-server uninstall-mpack --mpack-name beacon-engine.mpack
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Install the new beacon mpack:
ambari-server install-mpack --mpack=/tmp/beacon-ambari-mpack-<version>.tar.gz --verbose
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Restart Ambari server.
ambari-server restart
- Setup a local repository with new DLM engine binaries.
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Update the beacon repo URL in the Ambari UI.
Go to Ambari > Admin > Stacks and Versions > Manage > HDP- <version>
Under repositories, update the new repo URL for DLM for the OS of the cluster and click Save.
- Add the DLM Engine service in Ambari UI by going through steps for adding a service: Ambari > Actions > Add Service > DLM Engine