[Bug]: unload SD from RAM

[kalle]

Checklist

• The issue exists after disabling all extensions
• The issue exists on a clean installation of webui
• The issue is caused by an extension, but I believe it is caused by a bug in the webui
• The issue exists in the current version of the webui
• The issue has not been reported before recently
• The issue has been reported before but has not been fixed yet

What happened?

dont work
i use gpu-z to verify

if i want use extension "supermerger" i need all RAM
https://github.com/hako-mikan/sd-webui-supermerger.git

Steps to reproduce the problem

press unload nutton

What should have happened?

free ram

What browsers do you use to access the UI ?

No response

Sysinfo

win10
rtx4969

Console logs

no error
no log

Additional information

No response