m-trieu commented on code in PR #34367: URL: https://github.com/apache/beam/pull/34367#discussion_r2074208905
########## runners/google-cloud-dataflow-java/worker/src/main/java/org/apache/beam/runners/dataflow/worker/windmill/client/AbstractWindmillStream.java: ########## @@ -333,6 +372,49 @@ public final synchronized void halfClose() { } } + /** + * Internally restart the stream to avoid {@link Status#DEADLINE_EXCEEDED} errors. + * + * @implNote Similar behavior to {@link #halfClose()}, except we allow callers to interact with + * the stream after restarts. + */ + private synchronized void restart() throws WindmillStreamShutdownException { + debugMetrics.recordRestartReason("Internal Timeout"); + try { + requestObserver.release(); Review Comment: Do we want to add a flag to ResponseObserver marking it as timed out and handle the `onNext`, `onError`, and `onComplete` differently in this case? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@beam.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org