You can’t fire the players, and the manager, for now, is still valued by the team’s hierarchy, so the Mets last Friday took the only other real available avenue toward admitting embarrassment for the team’s failures this season.

Don’t miss Mike Puma’s text messages from Queens and beyond — he’s giving Sports+ subscribers the inside buzz on the Mets.

They decimated most of the coaching staff.

The depth of the cuts, which, if you include two coaches who stepped aside before they could potentially get dumped, was unlike any the organization had seen previously, absent an actual managerial change. In all, six coaches departed.

“You’ve got a pissed-off owner, so heads were going to roll,” a former Mets coach said this week.