Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@4d2b2d62[Not completed, task = java.util.concurrent.Executors$RunnableAdapter@417a8560[Wrapped task = io.smallrye.mutiny.operators.multi.builders.IntervalMulti$IntervalRunnable@20da8e39]] rejected from java.util.concurrent.ThreadPoolExecutor@298cee9[Shutting down, pool size = 7, active threads = 1, queued tasks = 0, completed tasks = 748631]