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Hive QA commented on HIVE-22629: -------------------------------- Here are the results of testing the latest attachment: https://issues.apache.org/jira/secure/attachment/12991472/HIVE-22629.3.patch {color:red}ERROR:{color} -1 due to no test(s) being added or modified. {color:green}SUCCESS:{color} +1 due to 17945 tests passed Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/20282/testReport Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/20282/console Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-20282/ Messages: {noformat} Executing org.apache.hive.ptest.execution.TestCheckPhase Executing org.apache.hive.ptest.execution.PrepPhase Executing org.apache.hive.ptest.execution.YetusPhase Executing org.apache.hive.ptest.execution.ExecutionPhase Executing org.apache.hive.ptest.execution.ReportingPhase {noformat} This message is automatically generated. ATTACHMENT ID: 12991472 - PreCommit-HIVE-Build > AST Node Children can be quite expensive to build due to List resizing > ---------------------------------------------------------------------- > > Key: HIVE-22629 > URL: https://issues.apache.org/jira/browse/HIVE-22629 > Project: Hive > Issue Type: Improvement > Reporter: Slim Bouguerra > Assignee: Slim Bouguerra > Priority: Major > Attachments: HIVE-22629.1.patch, HIVE-22629.2.patch, > HIVE-22629.3.patch, HIVE-22629.patch, > noETLs_ETLs_profile-kc-hdp-mstr06-p.servicemanagement.com-interactive-166620-t-e-cpu-1576029590.svg > > > As per the attached profile, The AST Node can be a major source of CPU and > memory churn, due to the ArrayList resizing and copy. > In my Opinion this can be amortized by providing the actual size. > [~jcamachorodriguez] / [~vgarg] -- This message was sent by Atlassian Jira (v8.3.4#803005)