Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/4220#discussion_r125165262
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/executiongraph/restart/ExecutionGraphRestarter.java
---
@@ -42,4 +48,23 @@ public Object call() throws Exception {
}
};
}
-}
\ No newline at end of file
+
+ public static void scheduleRestartWithDelay(final ExecutionGraph
executionGraph, final long delayBetweenRestartAttemptsInMillis,
+
final ScheduledExecutorService executorService) {
+ ScheduledFuture<Object> future = executorService.schedule(
+ new Callable<Object>() {
+ @Override
+ public Object call() throws Exception {
+ executionGraph.restart();
+ return null;
+ }
+ }, delayBetweenRestartAttemptsInMillis,
TimeUnit.MILLISECONDS
+ );
+
+ try {
+ future.get();
--- End diff --
This `get()` operation voids the idea of the executor service because it
blocks the calling thread.
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