qinjunjerry commented on a change in pull request #17597:
URL: https://github.com/apache/flink/pull/17597#discussion_r758339577
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File path: docs/content.zh/docs/dev/datastream/operators/asyncio.md
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@@ -174,6 +174,8 @@ val resultStream: DataStream[(String, String)] =
当异步 I/O 请求超时的时候，默认会抛出异常并重启作业。
如果你想处理超时，可以重写 `AsyncFunction#timeout` 方法。
+重写`AsyncFunction#timeout`时别忘了调用`ResultFuture.complete()` 或者
`ResultFuture.completeExceptionally()`
Review comment:
Added.
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File path: docs/content/docs/dev/datastream/operators/asyncio.md
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@@ -194,6 +194,8 @@ The following two parameters control the asynchronous
operations:
When an async I/O request times out, by default an exception is thrown and job
is restarted.
If you want to handle timeouts, you can override the `AsyncFunction#timeout`
method.
+Make sure you call `ResultFuture.complete()` or
`ResultFuture.completeExceptionally()` when overriding
Review comment:
Added
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