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[SPARK-4946] [CORE] Using AkkaUtils.askWithReply in MapOutputTracker.askTracker to reduce the chance of the communicating problem #3785

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[SPARK-4946] [CORE] Using AkkaUtils.askWithReply in MapOutputTracker.askTracker to reduce the chance of the communicating problem #3785

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Merge pull request #1 from apache/master
YanTangZhai Aug 6, 2014
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YanTangZhai Aug 20, 2014
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YanTangZhai Sep 12, 2014
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YanTangZhai Sep 16, 2014
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Merge pull request #8 from apache/master
YanTangZhai Oct 20, 2014
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Merge pull request #9 from apache/master
YanTangZhai Nov 4, 2014
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YanTangZhai Nov 11, 2014
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Merge pull request #11 from apache/master
YanTangZhai Dec 1, 2014
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Merge pull request #15 from apache/master
YanTangZhai Dec 24, 2014
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[SPARK-4946] [CORE] Using AkkaUtils.askWithReply in MapOutputTracker.…
YanTangZhai Dec 24, 2014
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5 changes: 3 additions & 2 deletions core/src/main/scala/org/apache/spark/MapOutputTracker.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,8 @@ private[spark] class MapOutputTrackerMasterActor(tracker: MapOutputTrackerMaster
*/
private[spark] abstract class MapOutputTracker(conf: SparkConf) extends Logging {
private val timeout = AkkaUtils.askTimeout(conf)
private val retryAttempts = AkkaUtils.numRetries(conf)
private val retryIntervalMs = AkkaUtils.retryWaitMs(conf)

/** Set to the MapOutputTrackerActor living on the driver. */
var trackerActor: ActorRef = _
Expand Down Expand Up @@ -108,8 +110,7 @@ private[spark] abstract class MapOutputTracker(conf: SparkConf) extends Logging
*/
protected def askTracker(message: Any): Any = {
try {
val future = trackerActor.ask(message)(timeout)
Await.result(future, timeout)
AkkaUtils.askWithReply(message, trackerActor, retryAttempts, retryIntervalMs, timeout)
} catch {
case e: Exception =>
logError("Error communicating with MapOutputTracker", e)
Expand Down