Oh, you can get pretty weaselly about what “down” means. If there is “just” an S3 issue, are all the various services which are still “available” but throwing

Oh, you can get pretty weaselly about what “down” means. If there is “just” an S3 issue, are all the various services which are still “available” but throwing an elevated number of errors because of their own internal dependency on S3 actually down or just “degraded?” You have to spin up the hair-splitting apparatus early in the incident to try to keep clear of the post-mortem party. :D