Github user lianhuiwang commented on a diff in the pull request:
https://github.com/apache/spark/pull/5197#discussion_r32797284
--- Diff: core/src/main/scala/org/apache/spark/storage/BlockManager.scala
---
@@ -589,10 +589,11 @@ private[spark] class BlockManager(
private def doGetRemote(blockId: BlockId, asBlockResult: Boolean):
Option[Any] = {
require(blockId != null, "BlockId is null")
val locations = Random.shuffle(master.getLocations(blockId))
+ val timeout = conf.getInt("spark.storage.fetchBlockTimeout", 1000) //
seconds
--- End diff --
i think it should be quite large than 1000s. but i think we do not need
fetchBlockTimeout because fetchBlocks has network.timeout for nio and netty.
can you describe what conditions we need fetchBlockTimeout? thanks.
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