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Ashutosh Chauhan updated HIVE-22737: ------------------------------------ Attachment: HIVE-22737.6.patch > Concurrency: FunctionRegistry::getFunctionInfo is static object locked > ---------------------------------------------------------------------- > > Key: HIVE-22737 > URL: https://issues.apache.org/jira/browse/HIVE-22737 > Project: Hive > Issue Type: Bug > Components: Logical Optimizer, UDF > Reporter: Gopal Vijayaraghavan > Assignee: Ashutosh Chauhan > Priority: Major > Attachments: FunctionRegistry-lock.png, HIVE-22737.2.patch, > HIVE-22737.3.patch, HIVE-22737.4.patch, HIVE-22737.5.patch, > HIVE-22737.6.patch, HIVE-22737.patch > > > The lock is inside a HS2-wide static object > https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/exec/FunctionRegistry.java#L191 > {code} > // registry for system functions > private static final Registry system = new Registry(true); > {code} > And this is the lock itself > https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/exec/Registry.java#L332 > {code} > public FunctionInfo getFunctionInfo(String functionName) throws > SemanticException { > lock.lock(); > {code} > !FunctionRegistry-lock.png! -- This message was sent by Atlassian Jira (v8.3.4#803005)