Abacn opened a new issue, #35233: URL: https://github.com/apache/beam/issues/35233
### What happened? Flaky Prism Runner unit tests in Java PreCommit Some recent added tests are flaky: prismReportsPAssertFailure (org.apache.beam.runners.prism.PrismRunnerTest) failed ``` java.lang.AssertionError: unexpected exception type thrown; expected:<java.lang.AssertionError> but was:<org.apache.beam.vendor.grpc.v1p69p0.io.grpc.StatusRuntimeException> at org.junit.Assert.assertThrows(Assert.java:1020) at org.junit.Assert.assertThrows(Assert.java:981) at org.apache.beam.runners.prism.PrismRunnerTest.prismReportsPAssertFailure(PrismRunnerTest.java:105) Caused by: org.apache.beam.vendor.grpc.v1p69p0.io.grpc.StatusRuntimeException: UNAVAILABLE: Network closed for unknown reason at app//org.apache.beam.vendor.grpc.v1p69p0.io.grpc.stub.ClientCalls.toStatusRuntimeException(ClientCalls.java:268) at app//org.apache.beam.vendor.grpc.v1p69p0.io.grpc.stub.ClientCalls.getUnchecked(ClientCalls.java:249) ``` windowing (org.apache.beam.runners.prism.PrismRunnerTest) failed (same stack trace) likely due to grpc channel not closed gracefully e.g. https://github.com/apache/beam/runs/43846630757 ### Issue Priority Priority: 2 (default / most bugs should be filed as P2) ### Issue Components - [ ] Component: Python SDK - [ ] Component: Java SDK - [ ] Component: Go SDK - [ ] Component: Typescript SDK - [ ] Component: IO connector - [ ] Component: Beam YAML - [ ] Component: Beam examples - [ ] Component: Beam playground - [ ] Component: Beam katas - [ ] Component: Website - [ ] Component: Infrastructure - [ ] Component: Spark Runner - [ ] Component: Flink Runner - [ ] Component: Samza Runner - [ ] Component: Twister2 Runner - [ ] Component: Hazelcast Jet Runner - [ ] Component: Google Cloud Dataflow Runner -- 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.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org