Lantao Jin created SPARK-28160:
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Summary: TransportClient.sendRpcSync may hang forever
Key: SPARK-28160
URL: https://issues.apache.org/jira/browse/SPARK-28160
Project: Spark
Issue Type: Bug
Components: Spark Core
Affects Versions: 2.4.3, 2.3.3, 3.0.0
Reporter: Lantao Jin
This is very like
[SPARK-26665|https://issues.apache.org/jira/browse/SPARK-26665]
`ByteBuffer.allocate` may throw OutOfMemoryError when the response is large but
no enough memory is available. However, when this happens,
TransportClient.sendRpcSync will just hang forever if the timeout set to
unlimited.
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