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I have several frequently-updated folders that contain thousands of high resolution JPGs. The first time I browse into any of them, it takes a long time for Nautilus to generate all the thumbnails.

How can I automatically generate and cache them ahead of time during the night?

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marked as duplicate by ændrük, vasa1, Nathan Osman, RolandiXor Mar 19 '13 at 20:22

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.

You might just open the folders (perhaps cd some_toplevel_folder ; find . -type d -exec nautilus {} \;) before you drop off for the night. – zpletan Mar 20 '12 at 14:09
To the person responsible for the anonymous downvote: It's not obvious to me what I did wrong here. Care to explain? – ændrük Apr 14 '12 at 19:04
This solution should work for images as well:… – Glutanimate Mar 10 '13 at 21:52

I found a solution for it in the Ubuntu Forums. I have not tested it, will do so later on. Give it a go, if its broken maybe we can fix it.

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