[distributed] Add Llama3-70B for distributed inference (#1335)

* updates for 70b and gpu process monitor

* updates for 70b and gpu process monitor

Author: lessw2020

Diff for: dist_run.py

@@ -55,9 +55,12 @@
 # Using model name to identify the model to load, for example "llama2-7b-chat".
 # You can change it to other values listed below.
 # For details on the name-to-distribution mapping, see README.md or models.json.
+
+# Name : HF distribution name, dtype, and model dimension
 NAME_TO_DISTRIBUTION_AND_DTYPE = {
-    "llama2-7b-chat": ("meta-llama/Llama-2-7b-chat-hf", torch.float16),
-    "llama3": ("meta-llama/Meta-Llama-3-8B-Instruct", torch.bfloat16),
+    "llama2-7b-chat": ("meta-llama/Llama-2-7b-chat-hf", torch.float16, 4096),
+    "llama3": ("meta-llama/Meta-Llama-3-8B-Instruct", torch.bfloat16, 4096),
+    "llama3-70b": ("meta-llama/Meta-Llama-3-70B-Instruct", torch.bfloat16, 8192),
 }
 
 
@@ -314,8 +317,12 @@ def main(args):
     gpu_memory_monitor = GPUMemoryMonitor("cuda")
     logger.info(f"{color.yellow} {gpu_memory_monitor.get_device_info()}{color.reset}")
 
-    distribution, model_dtype = NAME_TO_DISTRIBUTION_AND_DTYPE[model_name]
-    logger.info(f"Using model weights from {distribution} and dtype {model_dtype}")
+    distribution, model_dtype, model_dimension = NAME_TO_DISTRIBUTION_AND_DTYPE[
+        model_name
+    ]
+    logger.info(
+        f"Using model weights from {distribution}, dtype {model_dtype} and model dimension {model_dimension}"
+    )
 
     # Model-level config
     model_config = ModelArgs.from_name(distribution)
@@ -338,6 +345,7 @@ def main(args):
 
     # Tensor parallel is enabled in this program
     tp_degree = world_size // pp_degree
+    logger.info(f"Using TP degree {tp_degree} and PP degree {pp_degree}")
 
     # Create device mesh
     mesh_dimensions = (pp_degree, tp_degree)
@@ -388,7 +396,6 @@ def main(args):
     # sense. Thus it is interchangeable with micro-batch size below.
     batch_size = len(prompt)
     seqlen_prefill = 1024  # sequence length
-    dim = 4096  # embedding dimension
 
     # Setup KV caches (after model distribution)
     # The number of cache lanes is the same as the maximum number of
@@ -419,7 +426,7 @@ def get_example_ins_outs(seqlen: int) -> Tuple[torch.Tensor, torch.Tensor]:
             0, config.vocab_size, (batch_size, seqlen), device=device
         )
         activation = torch.rand(
-            batch_size, seqlen, dim, device=device, dtype=model_dtype
+            batch_size, seqlen, model_dimension, device=device, dtype=model_dtype
         )
         logits = torch.rand(
             batch_size, seqlen, config.vocab_size, device=device, dtype=model_dtype

Diff for: torchchat/distributed/force_download.py

@@ -1,5 +1,5 @@
 from transformers import AutoModelForCausalLM, AutoTokenizer
 
-tokenizer = AutoTokenizer.from_pretrained("meta-llama/Meta-Llama-3-8B-Instruct")
-model = AutoModelForCausalLM.from_pretrained("meta-llama/Meta-Llama-3-8B-Instruct")
+# tokenizer = AutoTokenizer.from_pretrained("meta-llama/Meta-Llama-3-8B-Instruct")
+model = AutoModelForCausalLM.from_pretrained("meta-llama/Meta-Llama-3-70B-Instruct")
 print("Model weights and tokenizer downloaded")