ChenjunZou commented on issue #28168: [SPARK-31395][CORE]reverse preferred location to make schedule more even URL: https://github.com/apache/spark/pull/28168#issuecomment-611570777 you still don't understand I mean. ~ I use yarn cluster mode, xxx.93 is a node RM pick randomly for me to run driver on it. and the executors also in node xxx.93 is more preferred to be scheduled to execute tasks. Because I write some data in the driver's code and then do some RDD calculation.
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