Files
LAOGOU-666-Comfyui-Memory_C…/__init__.py
T
2025-03-23 14:37:27 +08:00

144 lines
4.8 KiB
Python

import psutil
import ctypes
from ctypes import wintypes
import time
class AnyType(str):
"""用于表示任意类型的特殊类,在类型比较时总是返回相等"""
def __eq__(self, _) -> bool:
return True
def __ne__(self, __value: object) -> bool:
return False
any = AnyType("*")
class VRAMCleanup:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"anything": (any, {}),
"offload_model": ("BOOLEAN", {"default": True}),
"offload_cache": ("BOOLEAN", {"default": True}),
},
"optional": {},
"hidden": {
"unique_id": "UNIQUE_ID",
"extra_pnginfo": "EXTRA_PNGINFO",
}
}
RETURN_TYPES = (any,)
RETURN_NAMES = ("output",)
OUTPUT_NODE = True
FUNCTION = "empty_cache"
CATEGORY = "Memory Management"
def empty_cache(self, anything, offload_model, offload_cache, unique_id=None, extra_pnginfo=None):
try:
if offload_model:
import comfy.model_management
comfy.model_management.unload_all_models()
if offload_cache:
import torch
import gc
torch.cuda.empty_cache()
gc.collect()
except Exception as e:
print(f"内存清理出错: {str(e)}")
import traceback
print(traceback.format_exc())
return (anything,)
class RAMCleanup:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"anything": (any, {}),
"clean_file_cache": ("BOOLEAN", {"default": True, "label": "清理文件缓存"}),
"clean_processes": ("BOOLEAN", {"default": True, "label": "清理进程内存"}),
"clean_dlls": ("BOOLEAN", {"default": True, "label": "清理未使用DLL"}),
"retry_times": ("INT", {
"default": 3,
"min": 1,
"max": 10,
"step": 1,
"label": "重试次数"
}),
},
"optional": {},
"hidden": {
"unique_id": "UNIQUE_ID",
"extra_pnginfo": "EXTRA_PNGINFO",
}
}
RETURN_TYPES = (any,)
RETURN_NAMES = ("output",)
OUTPUT_NODE = True
FUNCTION = "clean_ram"
CATEGORY = "Memory Management"
def get_ram_usage(self):
memory = psutil.virtual_memory()
return memory.percent, memory.available / (1024 * 1024)
def clean_ram(self, anything, clean_file_cache, clean_processes, clean_dlls, retry_times, unique_id=None, extra_pnginfo=None):
try:
current_usage, available_mb = self.get_ram_usage()
print(f"开始清理RAM - 当前使用率: {current_usage:.1f}%, 可用: {available_mb:.1f}MB")
for attempt in range(retry_times):
if clean_file_cache:
try:
ctypes.windll.kernel32.SetSystemFileCacheSize(-1, -1, 0)
except Exception as e:
print(f"清理文件缓存失败: {str(e)}")
if clean_processes:
cleaned_processes = 0
for process in psutil.process_iter(['pid', 'name']):
try:
handle = ctypes.windll.kernel32.OpenProcess(
wintypes.DWORD(0x001F0FFF),
wintypes.BOOL(False),
wintypes.DWORD(process.info['pid'])
)
ctypes.windll.psapi.EmptyWorkingSet(handle)
ctypes.windll.kernel32.CloseHandle(handle)
cleaned_processes += 1
except:
continue
if clean_dlls:
try:
ctypes.windll.kernel32.SetProcessWorkingSetSize(-1, -1, -1)
except Exception as e:
print(f"释放DLL失败: {str(e)}")
time.sleep(1)
current_usage, available_mb = self.get_ram_usage()
print(f"清理后内存使用率: {current_usage:.1f}%, 可用: {available_mb:.1f}MB")
print(f"清理完成 - 最终内存使用率: {current_usage:.1f}%, 可用: {available_mb:.1f}MB")
except Exception as e:
print(f"RAM清理过程出错: {str(e)}")
return (anything,)
NODE_CLASS_MAPPINGS = {
"VRAMCleanup": VRAMCleanup,
"RAMCleanup": RAMCleanup,
}
NODE_DISPLAY_NAME_MAPPINGS = {
"VRAMCleanup": "🎈VRAM-Cleanup",
"RAMCleanup": "🎈RAM-Cleanup",
}