lucasbru commented on code in PR #14001:
URL: https://github.com/apache/kafka/pull/14001#discussion_r1286114522


##########
streams/src/main/java/org/apache/kafka/streams/processor/internals/tasks/DefaultTaskExecutor.java:
##########
@@ -86,12 +87,29 @@ private void runOnce(final long nowMs) {
 
             if (currentTask == null) {
                 currentTask = 
taskManager.assignNextTask(DefaultTaskExecutor.this);
-            } else {
-                // if a task is no longer processable, ask task-manager to 
give it another
-                // task in the next iteration
-                if (currentTask.isProcessable(nowMs)) {
+            }
+
+            if (currentTask != null) {

Review Comment:
   Hmm, that's a good point! Not sure if I'm worried about getting back null 
(we still need the check even with a condition variable), but it'd be good to 
avoid busy waiting. But we still want to shut-down cleanly, so we still want to 
check isRunning and isPaused as well...)



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