no module 'xformers'. Processing without...

[Ca0-10]

Python 3.10.6 (tags/v3.10.6:9c7b4bd, Aug 1 2022, 21:53:49) [MSC v.1932 64 bit (AMD64)]
Version: v1.6.0
Commit hash: 5ef669d
Launching Web UI with arguments: --medvram
no module 'xformers'. Processing without...
no module 'xformers'. Processing without...
No module 'xformers'. Proceeding without it.
Loading weights [6ce0161689] from D:\AI\AUTOMATIC1111\webui\models\Stable-diffusion\v1-5-pruned-emaonly.safetensors
Running on local URL: http://127.0.0.1:7860

To create a public link, set share=True in launch().
Creating model from config: D:\AI\AUTOMATIC1111\webui\configs\v1-inference.yaml
Startup time: 11.8s (prepare environment: 2.5s, import torch: 3.6s, import gradio: 1.0s, setup paths: 0.9s, initialize shared: 0.3s, other imports: 0.7s, setup codeformer: 0.1s, load scripts: 1.7s, create ui: 0.6s, gradio launch: 0.4s).
Applying attention optimization: Doggettx... done.
Model loaded in 6.7s (load weights from disk: 0.9s, create model: 0.6s, apply weights to model: 1.8s, apply half(): 1.1s, calculate empty prompt: 2.2s).

[jenxi]

You don’t need formers to run Web UI. You can enable it to help with performance.

This might help: https://github.com/AUTOMATIC1111/stable-diffusion-webui/wiki/Optimizations

[syboot]

xformers 这个不是一个必要的选项，有些显卡看不出性能的提升，有些可能打开了xformers 还会抛出ERROR。 看情况添加 --xformers。