ColossalAI/applications/ColossalChat/coati/distributed/launch.py

99 lines
3.5 KiB
Python

from typing import Any, Dict, Optional
import ray
from .consumer import SimpleConsumer
from .grpo_consumer import GRPOConsumer
from .ppo_consumer import PPOConsumer
from .producer import SimpleProducer
ALGO_MAP = {"Simple": SimpleConsumer, "GRPO": GRPOConsumer, "PPO": PPOConsumer}
def get_jsonl_size_fast(path: str) -> int:
with open(path) as f:
lines = f.readlines()
lines = [line for line in lines if line.strip()]
return len(lines) - 1
def get_dp_size_fast(n_procs: int, plugin_config: Dict[str, Any]) -> int:
tp_size = plugin_config.get("tp_size", 1)
pp_size = plugin_config.get("pp_size", 1)
ep_size = plugin_config.get("ep_size", 1)
sp_size = plugin_config.get("sp_size", 1)
return n_procs // (tp_size * pp_size * ep_size * sp_size)
def launch_distributed(
num_producers: int,
num_proc_per_producer: int,
num_consumer_procs: int,
num_episodes: int,
inference_batch_size: int,
inference_microbatch_size: int,
train_batch_size: int,
train_microbatch_size: int,
dataset_config: Dict[str, Any],
dataloaders_config: Dict[str, Any],
inference_model_config: Dict[str, Any],
generate_config: Dict[str, Any],
train_model_config: Dict[str, Any],
plugin_config: Dict[str, Any],
tokenizer_config: Optional[Dict[str, Any]] = None,
inference_backend: str = "transformers",
master_addr: str = "localhost",
master_port: int = 29500,
core_algo: str = "GRPO",
):
if core_algo not in ALGO_MAP:
raise NotImplementedError(f"{core_algo} is not supported yet.")
else:
core_consumer = ALGO_MAP.get(core_algo, SimpleConsumer)
train_dp_size = get_dp_size_fast(num_producers, plugin_config)
assert (inference_batch_size * num_producers) % (train_batch_size * train_dp_size) == 0
dataset_path = dataset_config["path"]
num_samples = get_jsonl_size_fast(dataset_path)
global_inference_batch_size = inference_batch_size * num_producers
num_update_per_episode = num_samples // global_inference_batch_size
num_recv_per_update = inference_batch_size // inference_microbatch_size
procs = []
for i in range(num_producers):
producer = SimpleProducer.options(num_gpus=num_proc_per_producer).remote(
producer_idx=i,
num_producers=num_producers,
num_consumer_procs=num_consumer_procs,
num_episodes=num_episodes,
batch_size=inference_batch_size,
dataset_config=dataset_config,
dataloaders_config=dataloaders_config,
model_config=inference_model_config,
generate_config=generate_config,
tokenizer_config=tokenizer_config,
microbatch_size=inference_microbatch_size,
backend=inference_backend,
)
procs.append(producer)
for i in range(num_consumer_procs):
consumer = core_consumer.options(num_gpus=1).remote(
num_producers=num_producers,
num_episodes=num_episodes,
rank=i,
world_size=num_consumer_procs,
master_addr=master_addr,
master_port=master_port,
num_update_per_episode=num_update_per_episode,
num_recv_per_update=num_recv_per_update,
batch_size=train_batch_size,
model_config=train_model_config,
plugin_config=plugin_config,
microbatch_size=train_microbatch_size,
)
procs.append(consumer)
ray.get([p.setup.remote() for p in procs])
ray.get([p.loop.remote() for p in procs])