When doing groupby for big data,may be 500g,some partition tasks success,some partition tasks fetchfailed error. Spark system retry previous stage,but always fail 6 computers : 384g Worker:40g*7 for one computer
Can anyone tell me why fetch failed??? --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@spark.apache.org For additional commands, e-mail: user-h...@spark.apache.org
