github/gpt4all
1
0
Fork 0
mirror of https://github.com/nomic-ai/gpt4all.git synced 2025-08-08 11:27:14 +00:00
Code Issues Packages Projects Releases Wiki Activity

fix: current status

Browse Source
This commit is contained in:
Zach Nussbaum 2023-06-29 03:18:59 +00:00
parent dedc494a7f
commit d04e7d34cb
6 changed files with 92 additions and 79 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
gpt4all-api/triton/README.md
View File

@ -3,3 +3,11 @@
docker run --gpus=1 --rm --net=host -v ${PWD}/model_store:/model_store nvcr.io/nvidia/tritonserver:23.01-py3 tritonserver --model-repository=/model_store
python client.py --model=<model_name>
## Dynamic Batching
Need to figure out how to do batching such that we can have dynamic batching
We're getting 1.3 infer/sec which seems slow....
To test,
perf_analyzer -m nomic-ai--gpt4all-j --input-data test_data.json --measurement-interval 25000 --request-rate-range=10 -b 8

22
gpt4all-api/triton/client.py
View File

@ -3,7 +3,7 @@ import tritonclient.grpc.aio as grpcclient
def prepare_inference_inputs(
inputs_ids: torch.IntTensor, new_tokens: int = 1, temperature: float = 1.0, top_k: int = 0, top_p: float = 1.0
inputs_ids: torch.IntTensor, new_tokens: int = 1, temperature: float = 1.0
):
batch_size = inputs_ids.shape[0]
@ -22,17 +22,7 @@ def prepare_inference_inputs(
torch.full([batch_size, 1], temperature, dtype=torch.float32).cpu().numpy()
)
top_k_input = grpcclient.InferInput("top_k", [batch_size, 1], "INT32")
top_k_input.set_data_from_numpy(
torch.full([batch_size, 1], top_k, dtype=torch.int32).cpu().numpy()
)
top_p_input = grpcclient.InferInput("top_p", [batch_size, 1], "FP32")
top_p_input.set_data_from_numpy(
torch.full([batch_size, 1], top_p, dtype=torch.float32).cpu().numpy()
)
inputs = [input_ids_input, new_tokens_input, temperature_input, top_k_input, top_p_input]
inputs = [input_ids_input, new_tokens_input, temperature_input]
outputs = [
grpcclient.InferRequestedOutput("logits"),
grpcclient.InferRequestedOutput("output_ids"),
@ -41,9 +31,9 @@ def prepare_inference_inputs(
async def infer(
triton_client, model_name, input_ids, new_tokens: int = 1, temperature: float = 1.0, top_k: int = 0, top_p: float = 1.0
triton_client, model_name, input_ids, new_tokens: int = 1, temperature: float = 1.0
):
inputs, outputs = prepare_inference_inputs(input_ids, new_tokens, temperature, top_k, top_p)
inputs, outputs = prepare_inference_inputs(input_ids, new_tokens, temperature)
triton_model_name = model_name.replace("/", "--")
@ -69,7 +59,7 @@ if __name__ == "__main__":
args = parser.parse_args()
tokenizer = AutoTokenizer.from_pretrained(args.model)
tokenizer = AutoTokenizer.from_pretrained(args.model, use_fast=False)
async def main():
async with Client(args.url) as triton_client:
@ -77,7 +67,7 @@ if __name__ == "__main__":
prompt = input("Prompt: ")
input_ids = tokenizer.encode(prompt, return_tensors="pt")
last_logits, output_ids = await infer(
triton_client, args.model, input_ids, new_tokens=128, temperature=1.0, top_k=0, top_p=0.9,
triton_client, args.model, input_ids, new_tokens=256, temperature=1.0,
)
print(tokenizer.decode(output_ids[0]))

89
gpt4all-api/triton/convert_to_triton.py
View File

@ -5,7 +5,6 @@ from string import Template
import torch
from torch import nn
from transformers import AutoModelForCausalLM, AutoTokenizer
from gpt4all.falcon.modelling_RW import RWForCausalLM
parser = argparse.ArgumentParser()
@ -14,7 +13,7 @@ parser.add_argument(
)
parser.add_argument(
"--max-batch-size", type=int, default=4, help="Maximum batch size for inference"
"--max-batch-size", type=int, default=64, help="Maximum batch size for inference"
)
parser.add_argument(
@ -51,91 +50,83 @@ class InferModel(nn.Module):
input_ids: torch.Tensor,
tensor_of_seq_len: torch.Tensor,
temperature: torch.Tensor,
top_k: torch.Tensor,
top_p: torch.Tensor,
):
# this has mostly been adapted from huggingface generate
unfinished_sequences = torch.ones(input_ids.shape[0], dtype=torch.long, device=input_ids.device)
eos_token_id_tensor = torch.tensor([self.eos_token_id]).to(input_ids.device)
with torch.no_grad():
for _ in range(tensor_of_seq_len.shape[1] - 1):
logits = self.traced_model(input_ids).float()
next_token_logits = logits[:, -1, :]
next_token_logits = next_token_logits / temperature
next_token_logits = self.top_k(next_token_logits, top_k)
next_token_logits = self.top_p(next_token_logits, top_p)
next_tokens = torch.multinomial(
torch.softmax(next_token_logits, dim=-1), input_ids.shape[0]
)
next_token = torch.multinomial(
torch.softmax(next_token_logits, dim=-1), 1
).squeeze(1)
# early break
if next_token.item() == self.eos_token_id:
next_tokens = next_tokens * unfinished_sequences + self.eos_token_id * (1 - unfinished_sequences)
unfinished_sequences = unfinished_sequences.mul(
next_tokens.tile(eos_token_id_tensor.shape[0], 1).ne(eos_token_id_tensor.unsqueeze(1)).prod(dim=0)
)
# stop when each sentence is finished
if unfinished_sequences.max() == 0:
return input_ids.int(), logits
input_ids = torch.cat([input_ids, next_token.unsqueeze(1)], dim=1)
input_ids = torch.cat([input_ids, next_tokens], dim=-1)
unfinished_sequences = unfinished_sequences.mul(
next_tokens.tile(eos_token_id_tensor.shape[0], 1).ne(eos_token_id_tensor.unsqueeze(1)).prod(dim=0)
)
# in TorchScript, the above logits var lifetime doesn't escape the loop's scope
logits = self.traced_model(input_ids).float()
next_token_logits = logits[:, -1, :]
next_token_logits = next_token_logits / temperature
next_token_logits = self.top_k(next_token_logits, top_k)
next_token_logits = self.top_p(next_token_logits, top_p)
next_tokens = torch.multinomial(
torch.softmax(next_token_logits, dim=-1), input_ids.shape[0]
)
next_token = torch.multinomial(
torch.softmax(next_token_logits, dim=-1), 1
).squeeze(1)
next_tokens = next_tokens * unfinished_sequences + self.eos_token_id * (1 - unfinished_sequences)
input_ids = torch.cat([input_ids, next_token.unsqueeze(1)], dim=1)
input_ids = torch.cat([input_ids, next_tokens], dim=-1)
return input_ids.int(), logits
def top_p(self, scores: torch.Tensor, top_p: torch.Tensor):
if top_p.squeeze().item() >= 1.0:
return scores
sorted_logits, sorted_indices = torch.sort(scores, descending=False)
cumulative_probs = sorted_logits.softmax(dim=-1).cumsum(dim=-1)
# Remove tokens with cumulative top_p above the threshold (token with 0 are kept)
sorted_indices_to_remove = cumulative_probs <= (1 - top_p)
# scatter sorted tensors to original indexing
indices_to_remove = sorted_indices_to_remove.scatter(1, sorted_indices, sorted_indices_to_remove)
scores[indices_to_remove] = float("-inf")
return scores
def top_k(self, scores: torch.Tensor, top_k: torch.Tensor):
if top_k.squeeze().item() <= 0:
return scores
# Remove all tokens with a probability less than the last token of the top-k
indices_to_remove = scores < torch.topk(scores, top_k.squeeze().item())[0][..., -1, None]
scores[indices_to_remove] = float("-inf")
return scores
print(f"Converting {args.model} to TorchScript...")
tokenizer = AutoTokenizer.from_pretrained(args.model)
model = ModelLogits(AutoModelForCausalLM.from_pretrained(args.model, trust_remote_code=True, revision=args.revision))
tokenizer = AutoTokenizer.from_pretrained(args.model, use_fast=False)
model = ModelLogits(AutoModelForCausalLM.from_pretrained(args.model,
trust_remote_code=True,
revision=args.revision,
torch_dtype=torch.float16,
use_cache=False))
model.eval()
model.requires_grad_(False)
model = model.half().to(device)
model = model.to(device)
input = tokenizer("annotator model's hash is 0x", return_tensors="pt").to(device)
print(f"{model(input.input_ids)=}")
traced_script_module = torch.jit.trace(model, input.input_ids)
print("Tracing...")
print(f"{traced_script_module(input.input_ids)=}")
print("Scripting generation wrapper...")
# need to script this as we have data conditional flow
scripted_generator_model = torch.jit.script(InferModel(traced_script_module, tokenizer.eos_token_id))
print(scripted_generator_model.code)
print(f"{input.input_ids=}")
x = input.input_ids, torch.empty(1, 5), torch.full([1, 1], 1.0).cuda(), torch.full([1, 1], len(tokenizer) // 2).cuda(), torch.full([1, 1], 0.9).cuda()
# x = input.input_ids, torch.empty(1, 5), torch.full([1, 1], 1.0), torch.full([1, 1], len(tokenizer) // 2), torch.full([1, 1], 0.9)
# print(f"{(scripted_generator_model(*x))=}")
# x = input.input_ids, torch.empty(1, 5), torch.full([1, 1], 1.0).cuda(), torch.full([1, 1], len(tokenizer) // 2).cuda(), torch.full([1, 1], 0.9).cuda()
x = input.input_ids, torch.empty(1, 5), torch.full([1, 1], 0.9).cuda()
print(x[0].shape)
print(f"{tokenizer.decode(scripted_generator_model(*x)[0][0])=}")
sanitized_name = args.model.replace("/", "--")

1
gpt4all-api/triton/requirements.txt
View File

@ -1,5 +1,4 @@
transformers
triton
triton-client
einops
pandas

34
gpt4all-api/triton/test_data.json Normal file
View File

@ -0,0 +1,34 @@
{
"data":
[
{
"input_ids": {
"content": [17250, 11, 703, 389, 345, 30],
"shape": [6]
},
"tensor_of_seq_len": {
"content": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
"shape": [17]
},
"temperature": {
"content": [1.0],
"shape": [1]
}
},
{
"input_ids": {
"content": [17250, 11, 703, 389, 345, 30],
"shape": [6]
},
"tensor_of_seq_len": {
"content": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
"shape": [17]
},
"temperature": {
"content": [1.0],
"shape": [1]
}
}
]
}

13
gpt4all-api/triton/triton_config.pbtxt
View File

@ -3,7 +3,8 @@ backend: "pytorch"
default_model_filename: "traced-model.pt"
max_batch_size: ${max_batch_size}
dynamic_batching { }
dynamic_batching {
}
parameters {
key: "model_name"
@ -35,16 +36,6 @@ input [
name: "temperature"
data_type: TYPE_FP32
dims: [-1]
},
{
name: "top_k"
data_type: TYPE_INT32
dims: [-1]
},
{
name: "top_p"
data_type: TYPE_FP32
dims: [-1]
}
]