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Peter Vary commented on HIVE-22568: ----------------------------------- CC: [~Rajkumar Singh] - this is back on the plate again. We decided to move forward with this parallelization with a parameter low enough not to kill the NameNode and the HMS > Process compaction candidates in parallel by the Initiator > ---------------------------------------------------------- > > Key: HIVE-22568 > URL: https://issues.apache.org/jira/browse/HIVE-22568 > Project: Hive > Issue Type: Improvement > Reporter: Denys Kuzmenko > Assignee: Denys Kuzmenko > Priority: Major > Attachments: HIVE-22568.1.patch > > > `checkForCompaction` includes many file metadata checks and may be expensive. > Therefore, make sense using a thread pool here and running > `checkForCompactions` in parallel. -- This message was sent by Atlassian Jira (v8.3.4#803005)