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Try to disable pinned memory if wrong behavior detected.

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Not sure if this is going to improve anything
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comfyanonymous 2025-11-10 14:59:07 -05:00 committed by GitHub
parent c350009236
commit aa0a025df9
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1 changed files with 11 additions and 0 deletions
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11
comfy/model_management.py
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@ -1128,6 +1128,16 @@ def pin_memory(tensor):
return False return False
def disable_pinned():
global MAX_PINNED_MEMORY
global TOTAL_PINNED_MEMORY
MAX_PINNED_MEMORY = -1
logging.warning("Bad behavior detected, disabling pinned memory")
for ptr in PINNED_MEMORY: # TODO: check if this makes things worse
torch.cuda.cudart().cudaHostUnregister(ptr)
PINNED_MEMORY.clear()
TOTAL_PINNED_MEMORY = 0
def unpin_memory(tensor): def unpin_memory(tensor):
global TOTAL_PINNED_MEMORY global TOTAL_PINNED_MEMORY
if MAX_PINNED_MEMORY <= 0: if MAX_PINNED_MEMORY <= 0:
@ -1142,6 +1152,7 @@ def unpin_memory(tensor):
size_stored = PINNED_MEMORY.get(ptr, None) size_stored = PINNED_MEMORY.get(ptr, None)
if size_stored is None: if size_stored is None:
logging.warning("Tried to unpin tensor not pinned by ComfyUI") logging.warning("Tried to unpin tensor not pinned by ComfyUI")
disable_pinned()
return False return False
if size != size_stored: if size != size_stored: