azagrebin commented on a change in pull request #12981: URL: https://github.com/apache/flink/pull/12981#discussion_r460101119
########## File path: flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/slot/TaskSlotTableImpl.java ########## @@ -134,6 +143,12 @@ public TaskSlotTableImpl( slotActions = null; state = State.CREATED; closingFuture = new CompletableFuture<>(); + + asyncExecutor = new ThreadPoolExecutor( + 0, + numberSlots, + 60L, TimeUnit.SECONDS, + new SynchronousQueue<>()); Review comment: What kind of test do you mean? I just want to use it as a cached executor. I want it to allocate a new thread if there is no idle one for each slot closing but I do not want to keep idle threads too long. ---------------------------------------------------------------- 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