From 31d435ecfdc24a788a6e38f4e82767bc275a3283 Mon Sep 17 00:00:00 2001 From: KaiXinXiaoLei Date: Mon, 9 Feb 2015 20:58:58 -0800 Subject: Add a config option to print DAG. Add a config option "spark.rddDebug.enable" to check whether to print DAG info. When "spark.rddDebug.enable" is true, it will print information about DAG in the log. Author: KaiXinXiaoLei Closes #4257 from KaiXinXiaoLei/DAGprint and squashes the following commits: d9fe42e [KaiXinXiaoLei] change log info c27ee76 [KaiXinXiaoLei] change log info 83c2b32 [KaiXinXiaoLei] change config option adcb14f [KaiXinXiaoLei] change the file. f4e7b9e [KaiXinXiaoLei] add a option to print DAG --- core/src/main/scala/org/apache/spark/SparkContext.scala | 3 +++ 1 file changed, 3 insertions(+) diff --git a/core/src/main/scala/org/apache/spark/SparkContext.scala b/core/src/main/scala/org/apache/spark/SparkContext.scala index 71bdbc9b38..8d3c3d000a 100644 --- a/core/src/main/scala/org/apache/spark/SparkContext.scala +++ b/core/src/main/scala/org/apache/spark/SparkContext.scala @@ -1420,6 +1420,9 @@ class SparkContext(config: SparkConf) extends Logging with ExecutorAllocationCli val callSite = getCallSite val cleanedFunc = clean(func) logInfo("Starting job: " + callSite.shortForm) + if (conf.getBoolean("spark.logLineage", false)) { + logInfo("RDD's recursive dependencies:\n" + rdd.toDebugString) + } dagScheduler.runJob(rdd, cleanedFunc, partitions, callSite, allowLocal, resultHandler, localProperties.get) progressBar.foreach(_.finishAll()) -- cgit v1.2.3