Github user kayousterhout commented on a diff in the pull request:
https://github.com/apache/spark/pull/42#discussion_r10362915
--- Diff: core/src/main/scala/org/apache/spark/scheduler/DAGScheduler.scala
---
@@ -978,6 +971,11 @@ class DAGScheduler(
logDebug("Additional executor lost message for " + execId +
"(epoch " + currentEpoch + ")")
}
+ // Block manager master actor should not be null except during tests
+ if (blockManagerMaster.driverActor != null) {
+ val storageStatusList = blockManagerMaster.getStorageStatus
+
listenerBus.post(SparkListenerExecutorsStateChange(storageStatusList))
--- End diff --
@pwendell is the plan still to avoid having shared data structures between
the UI and the main spark code? This seems to be contradictory to that plan
but not sure if that's something you're planning to fix later/separately?
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