I was migrating from S3 and had some strange problems. First, shouldn’t the rake task be looking at cooked, and not raw? Or maybe this is a vestige of the old way images were put into raw? https://github.com/discourse/discourse/blob/master/lib/tasks/uploads.rake#L126 The rest of this is a bizarre …

Bizarre Problems with migrate_from_s3

Topic		Replies	Views
S3 migration issues- some images got pointed to S3, but with the wrong URL format Support	7	1469	December 29, 2018
Migrate_to_S3 Fails on Rebake Installation	17	2350	September 10, 2022
Rebake did not actually revert the URLs back to local Support	6	713	February 24, 2021
False positives on "posts are not remapped to new S3 upload URL" Bug s3	5	77	June 22, 2025
Stop using Amazon s3 for uploads Support	52	4643	August 22, 2021