pkuwm commented on a change in pull request #359: Dynamically change the processor thread name when consuming event URL: https://github.com/apache/helix/pull/359#discussion_r307926024
########## File path: helix-core/src/main/java/org/apache/helix/controller/GenericHelixController.java ########## @@ -1152,20 +1151,31 @@ private boolean updateControllerState(NotificationContext changeContext, PauseSi ClusterEventProcessor(BaseControllerDataProvider cache, ClusterEventBlockingQueue eventBlockingQueue, String processorName) { - super("HelixController-pipeline-" + processorName); _cache = cache; _eventBlockingQueue = eventBlockingQueue; _processorName = processorName; } + private String getThreadName(String eventId) { + String threadName = "HelixController-pipeline-" + _processorName; + if (!eventId.isEmpty()) { + threadName += "(" + eventId + ")"; Review comment: An extra String object would be created if going into this branch. We can still use `StringBuilder` to reduce string garbage created because of temporary String as a good habit? Though this `getThreadName()` may not be called frequently and the performance difference is negligible. ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services