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ASF GitHub Bot logged work on HIVE-27201: ----------------------------------------- Author: ASF GitHub Bot Created on: 31/Mar/23 09:38 Start Date: 31/Mar/23 09:38 Worklog Time Spent: 10m Work Description: dengzhhu653 closed pull request #4178: HIVE-27201: Inconsistency between session Hive and thread-local Hive… URL: https://github.com/apache/hive/pull/4178 Issue Time Tracking ------------------- Worklog Id: (was: 854138) Time Spent: 20m (was: 10m) > Inconsistency between session Hive and thread-local Hive may cause HS2 > deadlock > ------------------------------------------------------------------------------- > > Key: HIVE-27201 > URL: https://issues.apache.org/jira/browse/HIVE-27201 > Project: Hive > Issue Type: Bug > Components: HiveServer2 > Reporter: Zhihua Deng > Assignee: Zhihua Deng > Priority: Major > Labels: pull-request-available > Time Spent: 20m > Remaining Estimate: 0h > > The HiveServer2’s server handler can switch to process the operation from > other session, in such case, the Hive cached in ThreadLocal is not the same > as the Hive in SessionState, and can be referenced by another session. > If the two handlers swap their sessions to process the DatabaseMetaData > request, and the HiveMetastoreClientFactory obtains the Hive via Hive.get(), > then there is a chance that the deadlock can happen. -- This message was sent by Atlassian Jira (v8.20.10#820010)