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[SPARK-25899][TESTS]Fix flaky CoarseGrainedSchedulerBackendSuite #22910

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[SPARK-25899][TESTS]Fix flaky CoarseGrainedSchedulerBackendSuite #22910

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8 changes: 5 additions & 3 deletions core/src/test/scala/org/apache/spark/scheduler/CoarseGrainedSchedulerBackendSuite.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,8 @@ import org.apache.spark.util.{RpcUtils, SerializableBuffer}
class CoarseGrainedSchedulerBackendSuite extends SparkFunSuite with LocalSparkContext
with Eventually {

private val executorUpTimeout = 60.seconds

test("serialized task larger than max RPC message size") {
val conf = new SparkConf
conf.set("spark.rpc.message.maxSize", "1")
Expand All @@ -51,7 +53,7 @@ class CoarseGrainedSchedulerBackendSuite extends SparkFunSuite with LocalSparkCo
.setMaster("local-cluster[4, 3, 1024]")
.setAppName("test")
sc = new SparkContext(conf)
eventually(timeout(10.seconds)) {
eventually(timeout(executorUpTimeout)) {
// Ensure all executors have been launched.
assert(sc.getExecutorIds().length == 4)
}
Expand All @@ -64,7 +66,7 @@ class CoarseGrainedSchedulerBackendSuite extends SparkFunSuite with LocalSparkCo
.setMaster("local-cluster[4, 3, 1024]")
.setAppName("test")
sc = new SparkContext(conf)
eventually(timeout(10.seconds)) {
eventually(timeout(executorUpTimeout)) {
// Ensure all executors have been launched.
assert(sc.getExecutorIds().length == 4)
}
Expand Down Expand Up @@ -96,7 +98,7 @@ class CoarseGrainedSchedulerBackendSuite extends SparkFunSuite with LocalSparkCo

try {
sc.addSparkListener(listener)
eventually(timeout(10.seconds)) {
eventually(timeout(executorUpTimeout)) {
// Ensure all executors have been launched.
assert(sc.getExecutorIds().length == 4)
}
Expand Down