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https://issues.apache.org/jira/browse/FLINK-6958?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16927585#comment-16927585
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Alex commented on FLINK-6958:
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Hi, do you know if this issue is still actual?
Is it fixed by FLINK-13491 for Flink {{>= 1.9}}? In the letter ticket, the fix
is waiting for all pending elements to be processed when input has finished.
> Async I/O timeout not work
> --------------------------
>
> Key: FLINK-6958
> URL: https://issues.apache.org/jira/browse/FLINK-6958
> Project: Flink
> Issue Type: Bug
> Components: API / DataStream
> Affects Versions: 1.2.1
> Reporter: feng xiaojie
> Assignee: Jark Wu
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> when use Async I/O with UnorderedStreamElementQueue, the queue will always
> full if you don't call the AsyncCollector.collect to ack them.
> Timeout shall collect these entries when the timeout trigger,but it isn't work
> I debug find,
> when time out, it will call resultFuture.completeExceptionally(error);
> but not call UnorderedStreamElementQueue.onCompleteHandler
> it will cause that async i/o hang always
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