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https://issues.apache.org/jira/browse/ARROW-7343?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16992701#comment-16992701
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David Li commented on ARROW-7343:
---------------------------------
I've implemented the fix in the linked PR. I also found that DoPut could leak
for different reasons (we call gRPC methods that can throw, causing us to skip
cleanup), which I've fixed.
> [Java] Memory leak in Flight DoGet when client cancels
> ------------------------------------------------------
>
> Key: ARROW-7343
> URL: https://issues.apache.org/jira/browse/ARROW-7343
> Project: Apache Arrow
> Issue Type: Bug
> Components: FlightRPC, Java
> Affects Versions: 0.14.0
> Reporter: David Li
> Assignee: David Li
> Priority: Major
> Labels: pull-request-available
> Time Spent: 40m
> Remaining Estimate: 0h
>
> I believe this causes things like ARROW-4765.
> -If a stream is interrupted or otherwise not drained by the client, the
> serialized form of the ArrowMessage (DrainableByteBufInputStream) will sit
> around forever, leaking memory.-
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