Remove dp balance metadata and minimul token balance. (#11170)

python/sglang/srt/managers/utils.py

@@ -96,46 +96,3 @@ def get_logprob_from_pp_outputs(
     ]
 
     return logits_output, extend_input_len_per_req, extend_logprob_start_len_per_req
-
-
-class DPBalanceMeta:
-    """
-    This class will be use in scheduler and dp controller
-    """
-
-    def __init__(self, num_workers: int):
-        self.num_workers = num_workers
-        self._manager = mp.Manager()
-        self.mutex = self._manager.Lock()
-
-        init_local_tokens = [0] * self.num_workers
-        init_onfly_info = [self._manager.dict() for _ in range(self.num_workers)]
-
-        self.shared_state = self._manager.Namespace()
-        self.shared_state.local_tokens = self._manager.list(init_local_tokens)
-        self.shared_state.onfly_info = self._manager.list(init_onfly_info)
-
-    def destructor(self):
-        # we must destructor this class manually
-        self._manager.shutdown()
-
-    def get_shared_onfly(self) -> List[Dict[int, int]]:
-        return [dict(d) for d in self.shared_state.onfly_info]
-
-    def set_shared_onfly_info(self, data: List[Dict[int, int]]):
-        self.shared_state.onfly_info = data
-
-    def get_shared_local_tokens(self) -> List[int]:
-        return list(self.shared_state.local_tokens)
-
-    def set_shared_local_tokens(self, data: List[int]):
-        self.shared_state.local_tokens = data
-
-    def __getstate__(self):
-        state = self.__dict__.copy()
-        del state["_manager"]
-        return state
-
-    def __setstate__(self, state):
-        self.__dict__.update(state)
-        self._manager = None