HoldUp

A ComfyUI node that waits for a GPU temp and/or a number of seconds.

Completely redone but based off of gpucooldown: https://github.com/wmsouza/comfyui-gpucooldown

Installation

Via ComfyUI Manager (Recommended)

Search for "HoldUp" in ComfyUI Manager and install. Dependencies will be installed automatically.

Via Comfy Registry

comfy node install holdup

Manual Installation

Clone to "custom_nodes" and install dependencies:

Windows (Portable Version):

cd ComfyUI_windows_portable\ComfyUI\custom_nodes
git clone https://github.com/usrname0/ComfyUI-HoldUp.git
cd ComfyUI-HoldUp
..\..\..\python_embeded\python.exe -m pip install -r requirements.txt

Linux/Mac or Standard Python Installation:

cd ComfyUI/custom_nodes
git clone https://github.com/usrname0/ComfyUI-HoldUp.git
cd ComfyUI-HoldUp
pip install -r requirements.txt

Usage

A universal passthrough node that accepts any input type. Insert it anywhere in your workflow where you want to pause execution - between latents, images, models, conditioning, or any other data type. The node monitors GPU temperature and/or waits for a specified time before allowing the workflow to continue.

Pics

Example Wan2.1 workflow (drag image into ComfyUI):

What this looks like in the terminal:

Project inspired by my deep and abiding mistrust of the 12VHPWR connector.