Github user zjffdu commented on the issue: https://github.com/apache/zeppelin/pull/1265 Besides I have other 2 concerns. * I am a little confused about the combination of the interpreter options. There's so many combinations (2*2*3=12), I am not sure whether users are comfortable with that.  * Is it necessary to apply this feature globally ? For now it seems spark interpreter is the only one that needs it as we want each user has his own SparkContext. I don't see the necessary that other interpreter needs that. (At least it is not necessary for livy, as livy interpreter will create spark session per user)
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