Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/2886#discussion_r19249767
--- Diff:
core/src/main/scala/org/apache/spark/storage/BlockManagerMasterActor.scala ---
@@ -325,22 +325,23 @@ class BlockManagerMasterActor(val isLocal: Boolean,
conf: SparkConf, listenerBus
private def register(id: BlockManagerId, maxMemSize: Long, slaveActor:
ActorRef) {
val time = System.currentTimeMillis()
+
if (!blockManagerInfo.contains(id)) {
blockManagerIdByExecutor.get(id.executorId) match {
case Some(manager) =>
- // A block manager of the same executor already exists.
- // This should never happen. Let's just quit.
- logError("Got two different block manager registrations on " +
id.executorId)
- System.exit(1)
+ // A block manager of the same executor already exists so remove
it (assumed dead).
--- End diff --
already exists, so remove it
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