automatic/modules/sd_models_compile.py

149 lines
7.2 KiB
Python

import time
import logging
import torch
from modules import shared, devices
from installer import setup_logging
#Used by OpenVINO, can be used with TensorRT or Olive
class CompiledModelState:
def __init__(self):
self.first_pass = True
self.height = 512
self.width = 512
self.batch_size = 1
self.partition_id = 0
self.cn_model = []
self.lora_model = []
self.lora_compile = False
self.compiled_cache = {}
self.partitioned_modules = {}
def ipex_optimize(sd_model):
try:
t0 = time.time()
import intel_extension_for_pytorch as ipex # pylint: disable=import-error, unused-import
if hasattr(sd_model, 'unet'):
sd_model.unet.training = False
sd_model.unet = ipex.optimize(sd_model.unet, dtype=devices.dtype_unet, inplace=True, weights_prepack=False) # pylint: disable=attribute-defined-outside-init
else:
shared.log.warning('IPEX Optimize enabled but model has no Unet')
if hasattr(sd_model, 'vae'):
sd_model.vae.training = False
sd_model.vae = ipex.optimize(sd_model.vae, dtype=devices.dtype_vae, inplace=True, weights_prepack=False) # pylint: disable=attribute-defined-outside-init
if hasattr(sd_model, 'movq'):
sd_model.movq.training = False
sd_model.movq = ipex.optimize(sd_model.movq, dtype=devices.dtype_vae, inplace=True, weights_prepack=False) # pylint: disable=attribute-defined-outside-init
t1 = time.time()
shared.log.info(f"IPEX Optimize: time={t1-t0:.2f}")
return sd_model
except Exception as e:
shared.log.warning(f"IPEX Optimize: error: {e}")
def optimize_openvino():
try:
from modules.intel.openvino import openvino_fx # pylint: disable=unused-import
torch._dynamo.eval_frame.check_if_dynamo_supported = lambda: True # pylint: disable=protected-access
if shared.compiled_model_state is None:
shared.compiled_model_state = CompiledModelState()
else:
if not shared.compiled_model_state.lora_compile:
shared.compiled_model_state.lora_compile = False
shared.compiled_model_state.lora_model = []
shared.compiled_model_state.compiled_cache.clear()
shared.compiled_model_state.partitioned_modules.clear()
shared.compiled_model_state.first_pass = True if not shared.opts.cuda_compile_precompile else False
except Exception as e:
shared.log.warning(f"Model compile: task=OpenVINO: {e}")
def compile_stablefast(sd_model):
try:
import sfast.compilers.stable_diffusion_pipeline_compiler as sf
except Exception as e:
shared.log.warning(f'Model compile using stable-fast: {e}')
return sd_model
config = sf.CompilationConfig.Default()
try:
import xformers # pylint: disable=unused-import
config.enable_xformers = True
except Exception:
pass
try:
import triton # pylint: disable=unused-import
config.enable_triton = True
except Exception:
pass
import warnings
warnings.filterwarnings("ignore", category=torch.jit.TracerWarning)
config.enable_cuda_graph = shared.opts.cuda_compile_fullgraph
config.enable_jit_freeze = shared.opts.diffusers_eval
config.memory_format = torch.channels_last if shared.opts.opt_channelslast else torch.contiguous_format
# config.trace_scheduler = False
# config.enable_cnn_optimization
# config.prefer_lowp_gemm
try:
t0 = time.time()
sd_model = sf.compile(sd_model, config)
setup_logging() # compile messes with logging so reset is needed
if shared.opts.cuda_compile_precompile:
sd_model("dummy prompt")
t1 = time.time()
shared.log.info(f"Model compile: task=Stable-fast config={config.__dict__} time={t1-t0:.2f}")
except Exception as e:
shared.log.info(f"Model compile: task=Stable-fast error: {e}")
return sd_model
def compile_torch(sd_model):
try:
import torch._dynamo # pylint: disable=unused-import,redefined-outer-name
torch._dynamo.reset() # pylint: disable=protected-access
shared.log.debug(f"Model compile available backends: {torch._dynamo.list_backends()}") # pylint: disable=protected-access
if shared.opts.cuda_compile_backend == "openvino_fx":
optimize_openvino()
log_level = logging.WARNING if shared.opts.cuda_compile_verbose else logging.CRITICAL # pylint: disable=protected-access
if hasattr(torch, '_logging'):
torch._logging.set_logs(dynamo=log_level, aot=log_level, inductor=log_level) # pylint: disable=protected-access
torch._dynamo.config.verbose = shared.opts.cuda_compile_verbose # pylint: disable=protected-access
torch._dynamo.config.suppress_errors = shared.opts.cuda_compile_errors # pylint: disable=protected-access
t0 = time.time()
if shared.opts.cuda_compile:
if shared.opts.cuda_compile and (not hasattr(sd_model, 'unet') or not hasattr(sd_model.unet, 'config')):
shared.log.warning('Model compile enabled but model has no Unet')
else:
sd_model.unet = torch.compile(sd_model.unet, mode=shared.opts.cuda_compile_mode, backend=shared.opts.cuda_compile_backend, fullgraph=shared.opts.cuda_compile_fullgraph)
if shared.opts.cuda_compile_vae:
if hasattr(sd_model, 'vae') and hasattr(sd_model.vae, 'decode'):
sd_model.vae.decode = torch.compile(sd_model.vae.decode, mode=shared.opts.cuda_compile_mode, backend=shared.opts.cuda_compile_backend, fullgraph=shared.opts.cuda_compile_fullgraph)
elif hasattr(sd_model, 'movq') and hasattr(sd_model.movq, 'decode'):
sd_model.movq.decode = torch.compile(sd_model.movq.decode, mode=shared.opts.cuda_compile_mode, backend=shared.opts.cuda_compile_backend, fullgraph=shared.opts.cuda_compile_fullgraph)
else:
shared.log.warning('Model compile enabled but model has no VAE')
setup_logging() # compile messes with logging so reset is needed
if shared.opts.cuda_compile_precompile:
sd_model("dummy prompt")
t1 = time.time()
shared.log.info(f"Model compile: time={t1-t0:.2f}")
except Exception as e:
shared.log.warning(f"Model compile error: {e}")
return sd_model
def compile_diffusers(sd_model):
if shared.opts.ipex_optimize:
sd_model = ipex_optimize(sd_model)
if not (shared.opts.cuda_compile or shared.opts.cuda_compile_vae or shared.opts.cuda_compile_upscaler):
return sd_model
if shared.opts.cuda_compile_backend == 'none':
shared.log.warning('Model compile enabled but no backend specified')
return sd_model
shared.log.info(f"Model compile: pipeline={sd_model.__class__.__name__} mode={shared.opts.cuda_compile_mode} backend={shared.opts.cuda_compile_backend} fullgraph={shared.opts.cuda_compile_fullgraph} unet={shared.opts.cuda_compile} vae={shared.opts.cuda_compile_vae} upscaler={shared.opts.cuda_compile_upscaler}")
if shared.opts.cuda_compile_backend == 'stable-fast':
sd_model = compile_stablefast(sd_model)
else:
sd_model = compile_torch(sd_model)
return sd_model