Github user drcrallen commented on a diff in the pull request:
https://github.com/apache/spark/pull/13713#discussion_r83112712
--- Diff:
mesos/src/test/scala/org/apache/spark/scheduler/cluster/mesos/MesosCoarseGrainedSchedulerBackendSuite.scala
---
@@ -463,6 +463,21 @@ class MesosCoarseGrainedSchedulerBackendSuite extends
SparkFunSuite
assert(launchedTasks.head.getCommand.getUrisList.asScala(0).getValue
== url)
}
+ test("mesos supports setting fetcher cache") {
+ val url = "spark.spark.spark.com"
+ setBackend(Map(
+ "spark.mesos.fetchCache.enable" -> "true",
+ "spark.executor.uri" -> url
+ ), false)
+ val offers = List(Resources(backend.executorMemory(sc), 1))
+ offerResources(offers)
+ // Don't crash!
--- End diff --
it originally didn't do much except check that it didn't fail. I have since
added proper checking of the task info for if the fetcher cache was enabled.
Will remove
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