for example if the data size of shuffle read is 1T and the number of reduce is 200, it means one reduce needs to fetch 1T/200=5G data. if the total memory of one reduce is only 4G, what would happen?
-- View this message in context: http://apache-spark-user-list.1001560.n3.nabble.com/What-would-happen-when-reduce-memory-is-not-enough-on-spark-shuffle-read-stage-tp25330.html Sent from the Apache Spark User List mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@spark.apache.org For additional commands, e-mail: user-h...@spark.apache.org
