[Feat] Allow custom naming of vLLM processes (#21445)

Signed-off-by: chaunceyjiang <chaunceyjiang@gmail.com>

vllm/v1/engine/core.py

@@ -25,7 +25,8 @@ from vllm.logging_utils.dump_input import dump_engine_exception
 from vllm.lora.request import LoRARequest
 from vllm.transformers_utils.config import (
     maybe_register_config_serialize_by_value)
-from vllm.utils import make_zmq_socket, resolve_obj_by_qualname
+from vllm.utils import (bind_process_name, make_zmq_socket,
+                        resolve_obj_by_qualname)
 from vllm.v1.core.kv_cache_utils import (get_kv_cache_config,
                                          unify_kv_cache_configs)
 from vllm.v1.core.sched.interface import SchedulerInterface
@@ -411,6 +412,7 @@ class EngineCoreProc(EngineCore):
         client_handshake_address: Optional[str] = None,
         engine_index: int = 0,
     ):
+        bind_process_name(self.__class__.__name__, f"{engine_index}")
         self.input_queue = queue.Queue[tuple[EngineCoreRequestType, Any]]()
         self.output_queue = queue.Queue[Union[tuple[int, EngineCoreOutputs],
                                               bytes]]()