AHeise commented on a change in pull request #9717: [FLINK-14044] [runtime]
Reducing synchronization in AsyncWaitOperator
URL: https://github.com/apache/flink/pull/9717#discussion_r328081914
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File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/tasks/mailbox/execution/MailboxProcessor.java
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@@ -200,7 +200,7 @@ private boolean processMail(TaskMailbox mailbox) throws
MailboxStateException, I
try {
maybeLetter.get().run();
} catch (Exception e) {
- e.printStackTrace();
+ throw new IllegalStateException("Cannot process
mail " + maybeLetter.get(), e);
Review comment:
Can we actually use the async exception handler? I stumbled upon that in
another PR.
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