Federal Debt

i think there's an assumption that if in ation persists, the fed will simply just fight it. But i actually think that the degrees of of action that the fed can take here might be more constrained than people think. The only reason why debt service payments aren't crowding out the entire federal budget is because we've had interest rates at zeroically abnormal lows,. So how exactly is the fed gena fight inflation? If they jack up interest rates to where they should be, say four point %, then the entire federal Budget will be their acjas aring against themselves. In druc miller reles would hae horrible infications for yu dollar. We have this threat