Github user pwendell commented on a diff in the pull request:
https://github.com/apache/spark/pull/1056#discussion_r15493992
--- Diff: core/src/main/scala/org/apache/spark/scheduler/DAGScheduler.scala
---
@@ -155,6 +156,23 @@ class DAGScheduler(
eventProcessActor ! CompletionEvent(task, reason, result,
accumUpdates, taskInfo, taskMetrics)
}
+ /**
+ * Update metrics for in-progress tasks and let the master know that the
BlockManager is still
+ * alive. Return true if the driver knows about the given block manager.
Otherwise, return false,
+ * indicating that the block manager should re-register.
+ */
+ def executorHeartbeatReceived(
+ execId: String,
+ taskMetrics: Array[(Long, Int, TaskMetrics)],
--- End diff --
Could you annotate what these integer fields correspond to? It's a bit hard
to look at this an understand what is going on.
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