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core: Workaround retry causing memory leak #9360

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merged 2 commits into from Jul 15, 2022
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4 changes: 4 additions & 0 deletions core/src/main/java/io/grpc/internal/RetriableStream.java
Expand Up @@ -550,6 +550,10 @@ class SendMessageEntry implements BufferEntry {
@Override
public void runWith(Substream substream) {
substream.stream.writeMessage(method.streamRequest(message));
// TODO(ejona): Workaround Netty memory leak. Message writes always need to be followed by
// flushes (or half close), but retry appears to have a code path that the flushes may
// not happen. The code needs to be fixed and this removed. See #9340.
substream.stream.flush();
}
}

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