wangyang0918 commented on a change in pull request #15396:
URL: https://github.com/apache/flink/pull/15396#discussion_r605389503
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/util/SignalHandler.java
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@@ -53,6 +63,13 @@ public void handle(Signal signal) {
"RECEIVED SIGNAL {}: SIG{}. Shutting down as requested.",
signal.getNumber(),
signal.getName());
+ try {
+ shutdownSupplier
+ .get()
+ .get(SHUTDOWN_TIMEOUT.toMilliseconds(),
TimeUnit.MILLISECONDS);
Review comment:
I am not aware of other signals that will terminate the JVM process. On
Yarn and Kubernetes, when a container needs to be terminated, it will send a
`SIGTERM` first and followed by a `SIGKILL` after timeout.
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