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Hive QA commented on HIVE-16183: -------------------------------- Here are the results of testing the latest attachment: https://issues.apache.org/jira/secure/attachment/12858619/HIVE-16183.2.patch {color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified. {color:green}SUCCESS:{color} +1 due to 10343 tests passed Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/4119/testReport Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/4119/console Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-4119/ Messages: {noformat} Executing org.apache.hive.ptest.execution.TestCheckPhase Executing org.apache.hive.ptest.execution.PrepPhase Executing org.apache.hive.ptest.execution.ExecutionPhase Executing org.apache.hive.ptest.execution.ReportingPhase {noformat} This message is automatically generated. ATTACHMENT ID: 12858619 - PreCommit-HIVE-Build > Fix potential thread safety issues with static variables > -------------------------------------------------------- > > Key: HIVE-16183 > URL: https://issues.apache.org/jira/browse/HIVE-16183 > Project: Hive > Issue Type: Bug > Components: HiveServer2 > Reporter: Xuefu Zhang > Assignee: Xuefu Zhang > Attachments: HIVE-16183.1.patch, HIVE-16183.2.patch, HIVE-16183.patch > > > Many concurrency issues (HIVE-12768, HIVE-16175, HIVE-16060) have been found > with respect to class static variable usages. With fact that HS2 supports > concurrent compilation and task execution as well as some backend engines > (such as Spark) running multiple tasks in a single JVM, traditional > assumption (or mindset) of single threaded execution needs to be abandoned. > This purpose of this JIRA is to do a global scan of static variables in Hive > code base, and correct potential thread-safety issues. However, it's not > meant to be exhaustive. -- This message was sent by Atlassian JIRA (v6.3.15#6346)