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
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@@ -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? That the closing verification is
off-loaded? I want the executor 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. Is
it not how the `ThreadPoolExecutor` is specified?
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