Github user skonto commented on the issue:
https://github.com/apache/spark/pull/11157
How about the rest of the ports, what would happen to them in that case?
We will have only one executor per job right? Right now I get conflicts
without the isolator in my local tests.
In general other jobs on the same host may reuse the ports left, because
they may not have the same port requirements. So why consume all port
resources? If we dont care and waste them we can just create only one executor.
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