dongjoon-hyun commented on a change in pull request #27864: [SPARK-20732][CORE]
Decommission cache blocks to other executors when an executor is decommissioned
URL: https://github.com/apache/spark/pull/27864#discussion_r392373831
##########
File path:
core/src/main/scala/org/apache/spark/storage/BlockManagerMaster.scala
##########
@@ -43,6 +43,19 @@ class BlockManagerMaster(
logInfo("Removed " + execId + " successfully in removeExecutor")
}
+ /** Decommission block managers corresponding to given set of executors */
+ def decommissionBlockManagers(executorIds: Seq[String]): Unit = {
+ driverEndpoint.ask[Unit](DecommissionBlockManagers(executorIds))
+ }
+
+ /** Get Replication Info for all the RDD blocks stored in given
blockManagerId */
+ def getReplicateInfoForRDDBlocks(
+ blockManagerId: BlockManagerId): Seq[ReplicateBlock] = {
+ driverEndpoint.askSync[Seq[ReplicateBlock]](
+ GetReplicateInfoForRDDBlocks(blockManagerId))
+ }
+
+
Review comment:
redundant empty line.
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