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#!/usr/bin/env python
# Copyright 2021 The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
from ...utils import (
ComputeEnvironment,
DistributedType,
is_deepspeed_available,
is_fp8_available,
is_hpu_available,
is_mlu_available,
is_mps_available,
is_msamp_available,
is_musa_available,
is_npu_available,
is_sdaa_available,
is_transformer_engine_available,
is_transformers_available,
is_xpu_available,
)
from ...utils.constants import (
DEEPSPEED_MULTINODE_LAUNCHERS,
FSDP2_STATE_DICT_TYPE,
FSDP_AUTO_WRAP_POLICY,
FSDP_BACKWARD_PREFETCH,
FSDP_SHARDING_STRATEGY,
FSDP_STATE_DICT_TYPE,
TORCH_DYNAMO_MODES,
)
from .config_args import ClusterConfig
from .config_utils import (
DYNAMO_BACKENDS,
_ask_field,
_ask_options,
_convert_distributed_mode,
_convert_dynamo_backend,
_convert_fp8_backend,
_convert_mixed_precision,
_convert_yes_no_to_bool,
)
def get_cluster_input():
distributed_type = _ask_options(
"Which type of machine are you using?",
[
"No distributed training",
"multi-CPU",
"multi-XPU",
"multi-HPU",
"multi-GPU",
"multi-NPU",
"multi-MLU",
"multi-SDAA",
"multi-MUSA",
"TPU",
],
_convert_distributed_mode,
)
machine_rank = 0
num_machines = 1
num_processes = 1
gpu_ids = None
main_process_ip = None
main_process_port = None
rdzv_backend = "static"
same_network = True
debug = False
if distributed_type in [
DistributedType.MULTI_GPU,
DistributedType.MULTI_MLU,
DistributedType.MULTI_SDAA,
DistributedType.MULTI_MUSA,
DistributedType.MULTI_NPU,
DistributedType.MULTI_XPU,
DistributedType.MULTI_CPU,
DistributedType.MULTI_HPU,
]:
num_machines = _ask_field(
"How many different machines will you use (use more than 1 for multi-node training)? [1]: ",
int,
default=1,
)
if num_machines > 1:
machine_rank = _ask_options(
"What is the rank of this machine?",
list(range(num_machines)),
int,
)
main_process_ip = _ask_field(
"What is the IP address of the machine that will host the main process? ",
)
main_process_port = _ask_field(
"What is the port you will use to communicate with the main process? ",
int,
)
same_network = _ask_field(
"Are all the machines on the same local network? Answer `no` if nodes are on the cloud and/or on different network hosts [YES/no]: ",
_convert_yes_no_to_bool,
default=True,
error_message="Please enter yes or no.",
)
if not same_network:
rdzv_backend = _ask_field(
"What rendezvous backend will you use? ('static', 'c10d', ...): ", default="static"
)
debug = _ask_field(
"Should distributed operations be checked while running for errors? This can avoid timeout issues but will be slower. [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if distributed_type == DistributedType.NO:
use_cpu = _ask_field(
"Do you want to run your training on CPU only (even if a GPU / Apple Silicon / Ascend NPU device is available)? [yes/NO]:",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
elif distributed_type == DistributedType.MULTI_CPU:
use_cpu = True
else:
use_cpu = False
ipex_config = {}
mpirun_config = {}
if use_cpu or is_xpu_available():
ipex_config["ipex"] = _ask_field(
"Do you want to use Intel PyTorch Extension (IPEX) to speed up training on CPU/XPU? [yes/NO]:",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_cpu:
if distributed_type == DistributedType.MULTI_CPU:
use_mpirun = _ask_field(
"Do you want accelerate to launch mpirun? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_mpirun:
mpirun_hostfile = _ask_field(
"Please enter the path to the hostfile to use with mpirun [~/hostfile]: ",
str,
default="~/hostfile",
)
mpirun_config["mpirun_hostfile"] = os.path.expanduser(mpirun_hostfile.strip())
mpirun_config["mpirun_ccl"] = _ask_field("Enter the number of oneCCL worker threads [1]: ", default=1)
dynamo_config = {}
use_dynamo = _ask_field(
"Do you wish to optimize your script with torch dynamo?[yes/NO]:",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_dynamo:
prefix = "dynamo_"
dynamo_config[prefix + "backend"] = _ask_options(
"Which dynamo backend would you like to use?",
[x.lower() for x in DYNAMO_BACKENDS],
_convert_dynamo_backend,
default=2,
)
use_custom_options = _ask_field(
"Do you want to customize the defaults sent to torch.compile? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_custom_options:
dynamo_config[prefix + "mode"] = _ask_options(
"Which mode do you want to use?",
TORCH_DYNAMO_MODES,
lambda x: TORCH_DYNAMO_MODES[int(x)],
default=0,
)
dynamo_config[prefix + "use_fullgraph"] = _ask_field(
"Do you want the fullgraph mode or it is ok to break model into several subgraphs? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
dynamo_config[prefix + "use_dynamic"] = _ask_field(
"Do you want to enable dynamic shape tracing? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
dynamo_config[prefix + "use_regional_compilation"] = _ask_field(
"Do you want to enable regional compilation? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
use_mps = not use_cpu and is_mps_available()
deepspeed_config = {}
if (
distributed_type
in [
DistributedType.MULTI_GPU,
DistributedType.MULTI_XPU,
DistributedType.MULTI_HPU,
DistributedType.MULTI_NPU,
DistributedType.MULTI_MLU,
DistributedType.MULTI_SDAA,
DistributedType.MULTI_MUSA,
DistributedType.NO,
]
and not use_mps
):
use_deepspeed = _ask_field(
"Do you want to use DeepSpeed? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_deepspeed:
distributed_type = DistributedType.DEEPSPEED
assert is_deepspeed_available(), (
"DeepSpeed is not installed => run `pip3 install deepspeed` or build it from source"
)
if distributed_type == DistributedType.DEEPSPEED:
use_deepspeed_config = _ask_field(
"Do you want to specify a json file to a DeepSpeed config? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_deepspeed_config:
deepspeed_config["deepspeed_config_file"] = _ask_field(
"Please enter the path to the json DeepSpeed config file: ",
str,
default="none",
)
else:
deepspeed_config["zero_stage"] = _ask_options(
"What should be your DeepSpeed's ZeRO optimization stage?",
[0, 1, 2, 3],
int,
default=2,
)
deepspeed_devices = ["none", "cpu", "nvme"]
if deepspeed_config["zero_stage"] >= 2:
deepspeed_config["offload_optimizer_device"] = _ask_options(
"Where to offload optimizer states?", deepspeed_devices, lambda x: deepspeed_devices[int(x)]
)
deepspeed_config["offload_param_device"] = _ask_options(
"Where to offload parameters?", deepspeed_devices, lambda x: deepspeed_devices[int(x)]
)
if deepspeed_config["offload_param_device"] == "nvme":
deepspeed_config["offload_param_nvme_path"] = _ask_field(
"Nvme Path to offload parameters?",
str,
default="/nvme",
)
if deepspeed_config["offload_optimizer_device"] == "nvme":
deepspeed_config["offload_optimizer_nvme_path"] = _ask_field(
"Nvme Path to offload optimizer states?",
str,
default="/nvme",
)
deepspeed_config["gradient_accumulation_steps"] = _ask_field(
"How many gradient accumulation steps you're passing in your script? [1]: ",
int,
default=1,
)
use_gradient_clipping = _ask_field(
"Do you want to use gradient clipping? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_gradient_clipping:
deepspeed_config["gradient_clipping"] = _ask_field(
"What is the gradient clipping value? [1.0]: ",
float,
default=1.0,
)
if deepspeed_config["zero_stage"] == 3:
deepspeed_config["zero3_save_16bit_model"] = _ask_field(
"Do you want to save 16-bit model weights when using ZeRO Stage-3? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
deepspeed_config["zero3_init_flag"] = _ask_field(
"Do you want to enable `deepspeed.zero.Init` when using ZeRO Stage-3 for constructing massive models? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if deepspeed_config["zero3_init_flag"]:
if not is_transformers_available():
raise Exception(
"When `zero3_init_flag` is set, it requires Transformers to be installed. "
"Please run `pip3 install transformers`."
)
use_moe = _ask_field(
"Do you want to enable Mixture-of-Experts training (MoE)? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_moe:
deepspeed_config["deepspeed_moe_layer_cls_names"] = _ask_field(
"Specify the comma-separated list of transformers MoE layer class names (case-sensitive), e.g : "
" `MixtralSparseMoeBlock`, `Qwen2MoeSparseMoeBlock`, `JetMoEAttention,JetMoEBlock` ... : ",
str,
)
if num_machines > 1:
launcher_query = "Which Type of launcher do you want to use?"
deepspeed_config["deepspeed_multinode_launcher"] = _ask_options(
launcher_query,
DEEPSPEED_MULTINODE_LAUNCHERS,
lambda x: DEEPSPEED_MULTINODE_LAUNCHERS[int(x)],
)
if deepspeed_config["deepspeed_multinode_launcher"] != DEEPSPEED_MULTINODE_LAUNCHERS[1]:
deepspeed_config["deepspeed_hostfile"] = _ask_field(
"DeepSpeed configures multi-node compute resources with hostfile. "
"Each row is of the format `hostname slots=[num_gpus]`, e.g., `localhost slots=2`; "
"for more information please refer official [documentation]"
"(https://www.deepspeed.ai/getting-started/#resource-configuration-multi-node). "
"Please specify the location of hostfile: ",
str,
)
is_exclusion_filter = _ask_field(
"Do you want to specify exclusion filter string? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if is_exclusion_filter:
deepspeed_config["deepspeed_exclusion_filter"] = _ask_field(
"DeepSpeed exclusion filter string: ",
str,
)
is_inclusion_filter = _ask_field(
"Do you want to specify inclusion filter string? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if is_inclusion_filter:
deepspeed_config["deepspeed_inclusion_filter"] = _ask_field(
"DeepSpeed inclusion filter string: ",
str,
)
fsdp_config = {}
if distributed_type in [
DistributedType.MULTI_GPU,
DistributedType.MULTI_NPU,
DistributedType.MULTI_MLU,
DistributedType.MULTI_SDAA,
DistributedType.MULTI_MUSA,
DistributedType.MULTI_XPU,
DistributedType.MULTI_HPU,
]:
use_fsdp = _ask_field(
"Do you want to use FullyShardedDataParallel? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_fsdp:
distributed_type = DistributedType.FSDP
if distributed_type == DistributedType.FSDP:
fsdp_config["fsdp_version"] = _ask_options(
"What should be your FSDP version? [2]: ",
[1, 2],
lambda x: int(x) + 1,
default=1,
)
fsdp_version = fsdp_config["fsdp_version"] # extract to a variable to simplify usage later
if fsdp_version == 1:
sharding_strategy_query = "What should be your sharding strategy?"
fsdp_config["fsdp_reshard_after_forward"] = _ask_options(
sharding_strategy_query,
FSDP_SHARDING_STRATEGY,
lambda x: FSDP_SHARDING_STRATEGY[int(x)],
)
else:
fsdp_config["fsdp_reshard_after_forward"] = _ask_field(
"Do you want to enable resharding after forward? [YES/no]: ",
_convert_yes_no_to_bool,
default=True,
error_message="Please enter yes or no.",
)
fsdp_config["fsdp_offload_params"] = _ask_field(
"Do you want to offload parameters and gradients to CPU? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
fsdp_wrap_query = "What should be your auto wrap policy?"
fsdp_config["fsdp_auto_wrap_policy"] = _ask_options(
fsdp_wrap_query,
FSDP_AUTO_WRAP_POLICY,
lambda x: FSDP_AUTO_WRAP_POLICY[int(x)],
)
if fsdp_config["fsdp_auto_wrap_policy"] == FSDP_AUTO_WRAP_POLICY[0]:
use_no_split_modules = _ask_field(
"Do you want to use the model's `_no_split_modules` to wrap. Only applicable for 🤗 Transformers [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if not use_no_split_modules:
fsdp_config["fsdp_transformer_layer_cls_to_wrap"] = _ask_field(
"Specify the comma-separated list of transformer layer class names (case-sensitive) to wrap ,e.g, :"
"`BertLayer`, `GPTJBlock`, `T5Block`, `BertLayer,BertEmbeddings,BertSelfOutput` ...? : ",
str,
)
elif fsdp_config["fsdp_auto_wrap_policy"] == FSDP_AUTO_WRAP_POLICY[1]:
fsdp_config["fsdp_min_num_params"] = _ask_field(
"What should be your FSDP's minimum number of parameters for Default Auto Wrapping Policy? [1e8]: ",
int,
default=100000000,
)
# Removed in FSDP2, ask for user input for FSDP1
if fsdp_version == 1:
fsdp_backward_prefetch_query = "What should be your FSDP's backward prefetch policy?"
fsdp_config["fsdp_backward_prefetch"] = _ask_options(
fsdp_backward_prefetch_query,
FSDP_BACKWARD_PREFETCH,
lambda x: FSDP_BACKWARD_PREFETCH[int(x)],
)
fsdp_state_dict_type_query = "What should be your FSDP's state dict type?"
fsdp_config["fsdp_state_dict_type"] = _ask_options(
fsdp_state_dict_type_query,
FSDP_STATE_DICT_TYPE if fsdp_version == 1 else FSDP2_STATE_DICT_TYPE,
lambda x: FSDP_STATE_DICT_TYPE[int(x)] if fsdp_version == 1 else FSDP2_STATE_DICT_TYPE[int(x)],
default=0,
)
# Not implemented in FSDP2, ask for user input for FSDP1
if fsdp_version == 1:
fsdp_config["fsdp_forward_prefetch"] = _ask_field(
"Do you want to enable FSDP's forward prefetch policy? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
# Obsolete in FSDP2, ask for user input for FSDP1
if fsdp_version == 1:
fsdp_config["fsdp_use_orig_params"] = _ask_field(
"Do you want to enable FSDP's `use_orig_params` feature? [YES/no]: ",
_convert_yes_no_to_bool,
default=True,
error_message="Please enter yes or no.",
)
fsdp_config["fsdp_cpu_ram_efficient_loading"] = _ask_field(
"Do you want to enable CPU RAM efficient model loading? Only applicable for 🤗 Transformers models. [YES/no]: ",
_convert_yes_no_to_bool,
default=True,
error_message="Please enter yes or no.",
)
# Obsolete in FSDP2, ask for user input for FSDP1
if fsdp_version == 1:
if fsdp_config["fsdp_cpu_ram_efficient_loading"]:
fsdp_config["fsdp_sync_module_states"] = True
else:
fsdp_config["fsdp_sync_module_states"] = _ask_field(
"Do you want each individually wrapped FSDP unit to broadcast module parameters from rank 0 at the start? [YES/no]: ",
_convert_yes_no_to_bool,
default=True,
error_message="Please enter yes or no.",
)
fsdp_config["fsdp_activation_checkpointing"] = _ask_field(
"Do you want to enable FSDP activation checkpointing? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
megatron_lm_config = {}
if distributed_type in [DistributedType.MULTI_GPU]:
use_megatron_lm = _ask_field(
"Do you want to use Megatron-LM ? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_megatron_lm:
distributed_type = DistributedType.MEGATRON_LM
if distributed_type == DistributedType.MEGATRON_LM:
prefix = "megatron_lm_"
megatron_lm_config[prefix + "tp_degree"] = _ask_field(
"What is the Tensor Parallelism degree/size? [1]:",
int,
default=1,
error_message="Please enter an integer.",
)
if megatron_lm_config[prefix + "tp_degree"] > 1:
megatron_lm_config[prefix + "sequence_parallelism"] = _ask_field(
"Do you want to enable Sequence Parallelism? [YES/no]: ",
_convert_yes_no_to_bool,
default=True,
error_message="Please enter yes or no.",
)
megatron_lm_config[prefix + "pp_degree"] = _ask_field(
"What is the Pipeline Parallelism degree/size? [1]:",
int,
default=1,
error_message="Please enter an integer.",
)
if megatron_lm_config[prefix + "pp_degree"] > 1:
megatron_lm_config[prefix + "num_micro_batches"] = _ask_field(
"What is the number of micro-batches? [1]:",
int,
default=1,
error_message="Please enter an integer.",
)
megatron_lm_config[prefix + "recompute_activations"] = _ask_field(
"Do you want to enable selective activation recomputation? [YES/no]: ",
_convert_yes_no_to_bool,
default=True,
error_message="Please enter yes or no.",
)
megatron_lm_config[prefix + "use_distributed_optimizer"] = _ask_field(
"Do you want to use distributed optimizer "
"which shards optimizer state and gradients across data parallel ranks? [YES/no]: ",
_convert_yes_no_to_bool,
default=True,
error_message="Please enter yes or no.",
)
megatron_lm_config[prefix + "gradient_clipping"] = _ask_field(
"What is the gradient clipping value based on global L2 Norm (0 to disable)? [1.0]: ",
float,
default=1.0,
)
# TPU specific defaults
tpu_commands = None
tpu_command_file = None
tpu_downcast_bf16 = "no"
tpu_env = []
tpu_name = None
tpu_vm = None
tpu_zone = None
tpu_use_sudo = False
tpu_use_cluster = False
if distributed_type in [
DistributedType.MULTI_CPU,
DistributedType.MULTI_XPU,
DistributedType.MULTI_HPU,
DistributedType.MULTI_GPU,
DistributedType.MULTI_MLU,
DistributedType.MULTI_SDAA,
DistributedType.MULTI_MUSA,
DistributedType.MULTI_NPU,
DistributedType.XLA,
]:
machine_type = str(distributed_type).split(".")[1].replace("MULTI_", "")
if machine_type == "TPU":
machine_type += " cores"
elif machine_type == "CPU":
machine_type = "processes"
else:
machine_type += "(s)"
num_processes = _ask_field(
f"How many {machine_type} should be used for distributed training? [1]:",
int,
default=1,
error_message="Please enter an integer.",
)
elif distributed_type in [DistributedType.FSDP, DistributedType.DEEPSPEED, DistributedType.MEGATRON_LM]:
num_processes = _ask_field(
"How many GPU(s) should be used for distributed training? [1]:",
int,
default=1,
error_message="Please enter an integer.",
)
else:
num_processes = 1
if (distributed_type == DistributedType.MULTI_GPU) and (num_machines == 1) and (num_processes == 1):
raise ValueError(
f"Specified distributed type {distributed_type} but only using 1 GPU on a single machine. Please select `No distributed training` for the type of machine you are using."
)
if (
distributed_type
in [
DistributedType.MULTI_GPU,
DistributedType.MULTI_MLU,
DistributedType.MULTI_SDAA,
DistributedType.MULTI_MUSA,
DistributedType.MULTI_NPU,
DistributedType.MULTI_XPU,
DistributedType.MULTI_HPU,
DistributedType.NO,
]
and not use_cpu
and not use_mps
):
if is_npu_available():
machine_type = "NPU(s)"
elif is_mlu_available():
machine_type = "MLU(s)"
elif is_sdaa_available():
machine_type = "SDAA(s)"
elif is_musa_available():
machine_type = "MUSA(s)"
elif is_xpu_available():
machine_type = "XPU(s)"
elif is_hpu_available():
machine_type = "HPU(s)"
else:
machine_type = "GPU(s)"
gpu_ids = _ask_field(
f"What {machine_type} (by id) should be used for training on this machine as a comma-separated list? [all]:",
default="all",
)
# CPU affinity is only supported on NVIDIA hardware for now
enable_cpu_affinity = False
if distributed_type in (DistributedType.NO, DistributedType.MULTI_GPU) and not use_cpu and not use_mps:
enable_cpu_affinity = _ask_field(
"Would you like to enable numa efficiency? (Currently only supported on NVIDIA hardware). [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
fp8_config = None
if distributed_type == DistributedType.XLA:
mixed_precision = "no"
main_training_function = _ask_field(
"What is the name of the function in your script that should be launched in all parallel scripts? [main]: ",
default="main",
)
tpu_use_cluster = _ask_field(
"Are you using a TPU cluster? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if tpu_use_cluster:
tpu_name = _ask_field(
"What is the name of your TPU cluster? ",
default=None,
error_message="Please enter the name of your TPU cluster.",
)
tpu_zone = _ask_field(
"What is the zone of your TPU cluster? ",
default=None,
error_message="Please enter the zone of your TPU cluster.",
)
tpu_use_sudo = _ask_field(
"To run a python script in a TPU pod, should `sudo` be used? [yes/NO]: ",
default=False,
error_message="Please enter yes or no.",
)
run_commands = _ask_field(
"Do you have code you wish to run on startup in each pod? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if run_commands:
use_command_file = _ask_field(
"Is this code located in a bash script? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
if use_command_file:
tpu_command_file = _ask_field(
"What is the path to your bash script? ",
default=None,
error_message="Please enter the path to your bash script.",
)
tpu_command_file = os.path.abspath(tpu_command_file)
else:
print("Please enter each command separately you wish to run on startup in each pod.")
tpu_commands = []
another_command = True
while another_command:
tpu_commands.append(
_ask_field(
"Please enter a single command to be ran ",
default=None,
error_message="Please enter the commands you wish to run on startup in each pod as a single string.",
)
)
another_command = _ask_field(
"Do you wish to add another command? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
error_message="Please enter yes or no.",
)
tpu_vm = _ask_field(
"If not using an instance group, what are the names of the Compute VM instances to be used, separated by a comma: ",
default="",
).split(",")
tpu_env = _ask_field(
"What environment variables do you wish to set in each pod, separated by a comma: ",
default="",
).split(",")
else:
main_training_function = "main"
if distributed_type == DistributedType.DEEPSPEED and use_deepspeed_config:
mixed_precision = None
else:
mixed_precision = _ask_options(
"Do you wish to use mixed precision?",
["no", "fp16", "bf16", "fp8"],
_convert_mixed_precision,
)
if mixed_precision == "fp8":
if not is_fp8_available():
raise ValueError("FP8 (either Transformer Engine or MSAMP) is not installed on this machine.")
fp8_config = {}
fp8_config["backend"] = _ask_options(
"Which FP8 backend do you want to use?",
["te", "msamp"],
_convert_fp8_backend,
)
if fp8_config["backend"] == "TE":
if not is_transformer_engine_available():
raise ValueError("TransformersEngine was selected, but it is not installed on this machine.")
fp8_config["use_autocast_during_eval"] = _ask_field(
"Do you want to use FP8 autocast during eval mode? Generally better metrics are found when this is disabled [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
)
fp8_config["margin"] = _ask_field(
"What margin should be used for gradient scaling? [0]: ",
int,
default=0,
)
fp8_config["interval"] = _ask_field(
"What interval should be used for for how often the scaling factor is recomputed? [1]: ",
int,
default=1,
)
fp8_config["fp8_format"] = _ask_options(
"Which weight format should be used?",
["HYBRID", "E4M3", "E5M2"],
lambda i: ["HYBRID", "E4M3", "E5M2"][i],
default=0,
)
fp8_config["amax_history_length"] = _ask_field(
"What length of history should be used for the amax scaling factor computation? [1024]: ",
int,
default=1024,
)
fp8_config["amax_compute_algorithm"] = _ask_options(
"Which algorithm should be used for the amax scaling factor computation?",
["max", "most_recent"],
lambda x: "max" if x == 0 else "most_recent",
default=0,
)
fp8_config["override_linear_precision"] = _ask_field(
"Do you want to to execute `fprop`, `dgrad`, and `wgrad` GEMMS in higher precision? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
)
if fp8_config["override_linear_precision"]:
fprop = _ask_field(
"Should `fprop` be executed in higher precision? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
)
dgrad = _ask_field(
"Should `dgrad` be executed in higher precision? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
)
wgrad = _ask_field(
"Should `wgrad` be executed in higher precision? [yes/NO]: ",
_convert_yes_no_to_bool,
default=False,
)
fp8_config["override_linear_precision"] = (fprop, dgrad, wgrad)
else:
fp8_config["override_linear_precision"] = (False, False, False)
elif fp8_config["backend"] == "MSAMP":
if not is_msamp_available():
raise ValueError("MSAMP was selected, but it is not installed on this machine.")
fp8_config["optimization_level"] = _ask_options(
"Which optimization level should be used?",
["O1", "O2"],
lambda x: "O1" if x == 0 else "O2",
default=1,
)
if use_dynamo and mixed_precision == "no" and not use_cpu:
print(
"Torch dynamo used without mixed precision requires TF32 to be efficient. Accelerate will enable it by default when launching your scripts."
)
if distributed_type == DistributedType.XLA and mixed_precision == "bf16":
tpu_downcast_bf16 = _ask_field(
"Should `torch.float` be cast as `bfloat16` and `torch.double` remain `float32` on TPUs?", default="no"
)
return ClusterConfig(
compute_environment=ComputeEnvironment.LOCAL_MACHINE,
distributed_type=distributed_type,
num_processes=num_processes,
gpu_ids=gpu_ids,
mixed_precision=mixed_precision,
downcast_bf16=tpu_downcast_bf16,
machine_rank=machine_rank,
num_machines=num_machines,
main_process_ip=main_process_ip,
main_process_port=main_process_port,
main_training_function=main_training_function,
fp8_config=fp8_config,
deepspeed_config=deepspeed_config,
fsdp_config=fsdp_config,
megatron_lm_config=megatron_lm_config,
ipex_config=ipex_config,
mpirun_config=mpirun_config,
use_cpu=use_cpu,
rdzv_backend=rdzv_backend,
same_network=same_network,
commands=tpu_commands,
command_file=tpu_command_file,
tpu_env=tpu_env,
tpu_name=tpu_name,
tpu_vm=tpu_vm,
tpu_zone=tpu_zone,
tpu_use_sudo=tpu_use_sudo,
tpu_use_cluster=tpu_use_cluster,
dynamo_config=dynamo_config,
debug=debug,
enable_cpu_affinity=enable_cpu_affinity,
)
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