Github user zzcclp commented on the issue:
https://github.com/apache/carbondata/pull/1455
According to the discussion with @jackylk and @sounakr offline, to modify
the logic of getting value of 'carbon.number.of.cores.while.loading', default
value is the value of 'spark.executor.cores'.
@jackylk @sounakr , please review it, thanks.---
