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(Updated Nov. 9, 2017, 12:15 p.m.) Review request for Ambari, Jonathan Hurley and Nate Cole. Bugs: AMBARI-22387 https://issues.apache.org/jira/browse/AMBARI-22387 Repository: ambari Description ------- Ambari has removed its native support of distributing and installing LZO when the LZO codecs are enabled in {{core-site}}. For existing clusters where LZO is enabled, this means that performing an upgrade will now require manual user intervention to get the LZO packages installed. A pre-upgrade check should be created which checks to see if LZO is enabled in the cluster and then produces a {{WARNING}} to the user letting them know that before upgrading, they'd need to distribute the appropriate LZO packages. Diffs (updated) ----- ambari-server/src/main/java/org/apache/ambari/server/checks/CheckDescription.java f5e4ff9061 ambari-server/src/main/java/org/apache/ambari/server/checks/LZOCheck.java PRE-CREATION Diff: https://reviews.apache.org/r/63695/diff/2/ Changes: https://reviews.apache.org/r/63695/diff/1-2/ Testing ------- checking Thanks, Dmitro Lisnichenko