Ngone51 commented on issue #27697: [SPARK-27750] Standalone scheduler - ability 
to prioritize applications over drivers, many drivers act like Denial of Service
URL: https://github.com/apache/spark/pull/27697#issuecomment-591470515
 
 
   > @Ngone51 but each driver can have different amount of cores
   
   Yeah, but for such case, many drivers race for the reserved core 
concurrently, how can we know which drivers win the race and decide the amount 
of cores for them?

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