Github user mgummelt commented on a diff in the pull request:
https://github.com/apache/spark/pull/10924#discussion_r62077827
--- Diff:
core/src/test/scala/org/apache/spark/scheduler/cluster/mesos/CoarseMesosSchedulerBackendSuite.scala
---
@@ -147,6 +147,19 @@ class CoarseMesosSchedulerBackendSuite extends
SparkFunSuite
verifyDeclinedOffer(driver, createOfferId("o1"), true)
}
+ test("mesos declines offers for a long time when reached
spark.cores.max") {
+ val maxCores = 3
+ setBackend(Map("spark.cores.max" -> maxCores.toString))
+
+ val executorMemory = backend.executorMemory(sc)
+ offerResources(List(
+ (executorMemory, maxCores + 1),
+ (executorMemory, maxCores + 1)))
+
+ verifyTaskLaunched("o1")
+ verifyDeclinedOffer(driver, createOfferId("o2"), true)
--- End diff --
This doesn't test the new config var. This would have passed before the
addition of this feature.
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