Here's one: https://www.reddit.com/r/announcements/comments/4y0m56/why_reddit_was_down_on_aug_11/ https://www.reddit.com/r/announcements/comments/4y0m56/why_r..

Here's one: https://www.reddit.com/r/announcements/comments/4y0m56/why_reddit_was_down_on_aug_11/ https://www.reddit.com/r/announcements/comments/4y0m56/why_r... Failure to isolate (lock-out) puppet from switching things back on during a migration.