There was no way Portis could live up …

There was no way Portis could live up to that money. But the 25-year-old put together some massive games — including single-handedly beating his former club, the Bulls, with 28 points in 30 minutes in a contest MSG Network replayed Tuesday night. Portis, quarantining in his home state of Arkansas, made $15 million this season and a $15.7 million team option exists for next season. “At the time of the signing it was a little high, but they got an option,’’ one NBA personnel director told The Post. “So to get that they had to pay the premium, but I can’t imagine they can keep him.”