ColossalAI/examples/inference/bench_chatglm2.py

117 lines
4.3 KiB
Python

import argparse
import os
import time
import torch
from _utils import print_perf_stats
from transformers import AutoTokenizer
import colossalai
from colossalai.inference.tensor_parallel.engine import TPInferEngine
from colossalai.logging import disable_existing_loggers
from colossalai.shardformer import ShardConfig
from colossalai.shardformer.modeling.chatglm2_6b.modeling_chatglm import ChatGLMForConditionalGeneration
from colossalai.testing import rerun_if_address_is_in_use, spawn
os.environ["TRANSFORMERS_NO_ADVISORY_WARNINGS"] = "true"
def run_chatglm2_test(args):
chatglm2_model_path = args.path
max_batch_size = args.batch_size
max_input_len = args.input_len
max_output_len = args.output_len
args.test_mode
print("max_batch_size : " + str(max_batch_size))
tokenizer = AutoTokenizer.from_pretrained("THUDM/chatglm2-6b", trust_remote_code=True)
model = ChatGLMForConditionalGeneration.from_pretrained(chatglm2_model_path, pad_token_id=tokenizer.eos_token_id)
model = model.half()
model.config
shard_config = ShardConfig(enable_tensor_parallelism=True if args.tp_size > 1 else False, inference_only=True)
infer_engine = TPInferEngine(model, shard_config, max_batch_size, max_input_len, max_output_len)
generate_kwargs = dict(max_new_tokens=1, do_sample=False)
input_tokens = {
"input_ids": torch.randint(1, 1000, (max_batch_size, max_input_len), device="cuda"),
"attention_mask": torch.ones((max_batch_size, max_input_len), device="cuda"),
}
iters = 10
prefill_times = []
warmup = 3
for i in range(iters):
torch.cuda.synchronize()
start = time.time()
outputs = infer_engine.generate(input_tokens, **generate_kwargs)
torch.cuda.synchronize()
end = time.time()
out_len = outputs.shape[1]
print("generation time {} s".format(str(end - start)))
print(out_len - max_input_len)
prefill_times.append((end - start) / (out_len - max_input_len))
prefill_times = prefill_times[warmup:]
prefill_time_avg = sum(prefill_times) / len(prefill_times)
generate_kwargs = dict(max_new_tokens=max_output_len, do_sample=False)
times = []
decoder_times = []
for i in range(iters):
torch.cuda.synchronize()
start = time.time()
outputs = infer_engine.generate(input_tokens, **generate_kwargs)
torch.cuda.synchronize()
end = time.time()
out_len = outputs.shape[1]
print("generation time {} s".format(str(end - start)))
print(out_len - max_input_len)
times.append((end - start) / (out_len - max_input_len))
if args.test_mode == "decoder_test":
decoder_times.append((end - start - prefill_time_avg) / (out_len - max_input_len - 1))
times = times[warmup:]
latency = sum(times) / len(times)
print("total process latency is : " + str(latency) + " s")
print("total throughput is : " + str(1 / latency * max_batch_size))
if args.test_mode == "decoder_test":
decoder_times = decoder_times[warmup:]
latency = sum(decoder_times) / len(decoder_times)
print("decoder process latency is : " + str(latency) + " s")
print("decoder throughput is : " + str(1 / latency * max_batch_size))
print_perf_stats(times, model.config, max_batch_size)
def check_chatglm2(rank, world_size, port, args):
disable_existing_loggers()
colossalai.launch(config={}, rank=rank, world_size=world_size, host="localhost", port=port, backend="nccl")
run_chatglm2_test(args)
@rerun_if_address_is_in_use()
def test_chatglm2(args):
spawn(check_chatglm2, args.tp_size, args=args)
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("-p", "--path", type=str, help="Model path", required=True)
parser.add_argument("-tp", "--tp_size", type=int, default=1, help="Tensor parallel size")
parser.add_argument("-b", "--batch_size", type=int, default=16, help="Maximum batch size")
parser.add_argument("--input_len", type=int, default=256, help="Maximum input length")
parser.add_argument("--output_len", type=int, default=128, help="Maximum output length")
parser.add_argument(
"--test_mode", type=str, help="Test mode", default="e2e_test", choices=["e2e_test", "decoder_test"]
)
args = parser.parse_args()
test_chatglm2(args)