Outage in Fly.io

Docker rate limit errors when using `fly deploy`

Major
October 01, 2025 - Started about 4 hours ago
Official incident page

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Outage Details

We are investigating sporadic build failures mentioning Docker rate limits on "unauthenticated pulls" and error 429. In the meantime, workarounds to try in order are: 1. Use `fly deploy --depot=false` 2. Use `fly deploy --buildkit` 3. Install Docker locally and use `--local-only` with Fly deploy
Components affected
Fly.io Deployments Fly.io Remote Builds
Latest Updates ( sorted recent to last )
IDENTIFIED about 3 hours ago - at 10/01/2025 04:32PM

We've identified the root cause for this issue and are implementing mitigations.

INVESTIGATING about 4 hours ago - at 10/01/2025 03:46PM

We are investigating sporadic build failures mentioning Docker rate limits on "unauthenticated pulls" and error 429.

In the meantime, workarounds to try in order are:
1. Use `fly deploy --depot=false`
2. Use `fly deploy --buildkit`
3. Install Docker locally and use `--local-only` with Fly deploy

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