zjf2012 commented on a change in pull request #23560: [SPARK-26632][Core]
Separate Thread Configurations of Driver and Executor
URL: https://github.com/apache/spark/pull/23560#discussion_r264070140
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File path: core/src/main/scala/org/apache/spark/rpc/netty/Dispatcher.scala
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@@ -194,12 +194,26 @@ private[netty] class Dispatcher(nettyEnv: NettyRpcEnv,
numUsableCores: Int) exte
endpoints.containsKey(name)
}
+ def getNumOfThreads(conf: SparkConf): Int = {
+ val executorId = conf.get("spark.executor.id", "")
+ val isDriver = executorId == SparkContext.DRIVER_IDENTIFIER ||
+ executorId == SparkContext.LEGACY_DRIVER_IDENTIFIER
+ val side = if (isDriver) "driver" else "executor"
Review comment:
@vanzin , see my last comment for you. Besides, master and worker are
relative more decoupled than driver and executor. We have alternatives to make
them have different configurations.
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