HyukjinKwon commented on code in PR #56676:
URL: https://github.com/apache/spark/pull/56676#discussion_r3455813998
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python/pyspark/resource/tests/test_connect_resources.py:
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@@ -46,6 +46,17 @@ def test_profile_before_sc_for_connect(self):
).getOrCreate()
# Still can access taskResources, similar to executorResources.
self.assertEqual(rp.taskResources["cpus"].amount, 2.0)
+ # SPARK-57615: the local-cluster Spark Connect server can return
errors on the first
+ # commands right after start-connect-server.sh returns, before its
SparkContext is fully
+ # initialized. Wait until a trivial job succeeds before creating a
ResourceProfile, which
+ # would otherwise race that initialization and fail server-side.
+ from pyspark.testing.utils import eventually
+
+ def _server_ready() -> bool:
+ spark.range(1).count()
+ return True
+
+ eventually(timeout=120,
expected_exceptions=(Exception,))(_server_ready)()
Review Comment:
It runs a separate server so the output better has to be thrown to the
console which should be easier. Anyway, this fix is both for debugging and
actual fixing :-). Should be fine
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