In case you wondered, the exception there is OOM in JVM 1.8:

                java.lang.OutOfMemoryError: unable to create new native thread
                    at java.lang.Thread.start0(Native Method)
                    at java.lang.Thread.start(Thread.java:717)
                    at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
                    at
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1367)
                    at
org.apache.spark.MapOutputTrackerMaster$$anonfun$1.apply$mcVI$sp(MapOutputTracker.scala:315)
                    at
scala.collection.immutable.Range.foreach$mVc$sp(Range.scala:141)
                    at
org.apache.spark.MapOutputTrackerMaster.<init>(MapOutputTracker.scala:314)
                    at org.apache.spark.SparkEnv$.create(SparkEnv.scala:307)
                    at
org.apache.spark.SparkEnv$.createDriverEnv(SparkEnv.scala:175)
                    at
org.apache.spark.SparkContext.createSparkEnv(SparkContext.scala:257)
                    at
org.apache.spark.SparkContext.<init>(SparkContext.scala:432)
                    at
org.apache.spark.SparkContext.<init>(SparkContext.scala:145)
                    at
org.apache.spark.SparkContext.<init>(SparkContext.scala:159)
                    at
org.apache.spark.api.java.JavaSparkContext.<init>(JavaSparkContext.scala:64)


Vladimir

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