dgx-spark-playbooks/nvidia/flux-finetuning/assets/launch_train.sh
2025-10-06 15:32:36 +00:00

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2.4 KiB
Bash

#!/bin/bash
#
# SPDX-FileCopyrightText: Copyright (c) 1993-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: Apache-2.0
#
# 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.
#
CMD="accelerate launch \
--num_processes=1 --num_machines=1 --mixed_precision=bf16 \
--main_process_ip=127.0.0.1 --main_process_port=29500 \
--num_cpu_threads_per_process=2 \
flux_train_network.py \
--pretrained_model_name_or_path=models/checkpoints/flux1-dev.safetensors \
--clip_l=models/text_encoders/clip_l.safetensors \
--t5xxl=models/text_encoders/t5xxl_fp16.safetensors \
--ae=models/vae/ae.safetensors \
--dataset_config=flux_data/data.toml \
--output_dir=models/loras/ \
--prior_loss_weight=1.0 \
--output_name=flux_dreambooth \
--save_model_as=safetensors \
--network_module=networks.lora_flux \
--network_dim=256 \
--network_alpha=256 \
--learning_rate=1.0 \
--optimizer_type=Prodigy \
--lr_scheduler=cosine_with_restarts \
--gradient_accumulation_steps 4 \
--gradient_checkpointing \
--sdpa \
--max_train_epochs=100 \
--save_every_n_epochs=25 \
--mixed_precision=bf16 \
--guidance_scale=1.0 \
--timestep_sampling=flux_shift \
--model_prediction_type=raw \
--torch_compile \
--persistent_data_loader_workers \
--cache_latents \
--cache_latents_to_disk \
--cache_text_encoder_outputs \
--cache_text_encoder_outputs_to_disk"
docker run -it \
--rm \
--gpus all \
--ipc=host \
--net=host \
--ulimit memlock=-1 \
--ulimit stack=67108864 \
-v $(pwd)/flux_data:/workspace/sd-scripts/flux_data \
-v $(pwd)/models/vae:/workspace/sd-scripts/models/vae \
-v $(pwd)/models/loras:/workspace/sd-scripts/models/loras \
-v $(pwd)/models/checkpoints:/workspace/sd-scripts/models/checkpoints \
-v $(pwd)/models/text_encoders:/workspace/sd-scripts/models/text_encoders \
flux-train \
bash -c "$CMD"