shounakmk219 commented on code in PR #13544: URL: https://github.com/apache/pinot/pull/13544#discussion_r1698448418
########## pinot-broker/src/main/java/org/apache/pinot/broker/broker/helix/BrokerUserDefinedMessageHandlerFactory.java: ########## @@ -129,6 +135,32 @@ public void onError(Exception e, ErrorCode code, ErrorType type) { } } + private class RefreshDatabaseConfigMessageHandler extends MessageHandler { + final String _databaseName; + + RefreshDatabaseConfigMessageHandler(DatabaseConfigRefreshMessage databaseConfigRefreshMessage, + NotificationContext context) { + super(databaseConfigRefreshMessage, context); + _databaseName = databaseConfigRefreshMessage.getDatabaseName(); + } + + @Override + public HelixTaskResult handleMessage() { + // only update the existing rate limiter. + // Database rate limiter creation should only be done through table based change triggers + _queryQuotaManager.updateDatabaseRateLimiter(_databaseName); Review Comment: synchronized `createOrUpdateDatabaseRateLimiter` to avoid the race condition on rate limiter update -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For additional commands, e-mail: commits-h...@pinot.apache.org