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https://issues.apache.org/jira/browse/SPARK-36890?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dongjoon Hyun resolved SPARK-36890.
-----------------------------------
Fix Version/s: 3.3.0
Resolution: Fixed
Issue resolved by pull request 34143
[https://github.com/apache/spark/pull/34143]
> Websocket timeouts to K8s-API
> -----------------------------
>
> Key: SPARK-36890
> URL: https://issues.apache.org/jira/browse/SPARK-36890
> Project: Spark
> Issue Type: Improvement
> Components: Kubernetes
> Affects Versions: 2.3.0, 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.4.0, 2.4.1, 2.4.2,
> 2.4.3, 2.4.4, 2.4.5, 2.4.6, 2.4.7, 2.4.8, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.1.0,
> 3.1.1, 3.1.2
> Reporter: Philipp Dallig
> Assignee: Philipp Dallig
> Priority: Major
> Fix For: 3.3.0
>
>
> If you access the Kubernetes API via a load balancer (e.g. HAProxy) and have
> set a tunnel timeout, the following error message is thrown exactly after
> each timeout.
> {code}
> >>> 21/09/27 15:35:19 WARN WatchConnectionManager: Exec Failure
> java.io.EOFException
> at okio.RealBufferedSource.require(RealBufferedSource.java:61)
> at okio.RealBufferedSource.readByte(RealBufferedSource.java:74)
> at
> okhttp3.internal.ws.WebSocketReader.readHeader(WebSocketReader.java:117)
> at
> okhttp3.internal.ws.WebSocketReader.processNextFrame(WebSocketReader.java:101)
> at
> okhttp3.internal.ws.RealWebSocket.loopReader(RealWebSocket.java:274)
> at
> okhttp3.internal.ws.RealWebSocket$2.onResponse(RealWebSocket.java:214)
> at okhttp3.RealCall$AsyncCall.execute(RealCall.java:203)
> at okhttp3.internal.NamedRunnable.run(NamedRunnable.java:32)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {code}
> This exception is quite annoying when working interactively with a paused
> pySpark shell where the driver component runs locally but the executors run
> in Kubernetes.
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