BELUGA BEHR created HIVE-20258: ---------------------------------- Summary: Should Syncronize getInstance in ReplChangeManager Key: HIVE-20258 URL: https://issues.apache.org/jira/browse/HIVE-20258 Project: Hive Issue Type: Bug Components: Metastore Affects Versions: 3.0.0, 4.0.0 Reporter: BELUGA BEHR
{code:java} public static ReplChangeManager getInstance(Configuration conf) throws MetaException { if (instance == null) { instance = new ReplChangeManager(conf); } return instance; } {code} This method needs to be synchronized or two different callers will see a 'null' value and each create their own manager. -- This message was sent by Atlassian JIRA (v7.6.3#76005)