Docker rate limit

Docker recently introduced rate limits of 100 container image requests per six hours for anonymous usage, and 200 container image requests per six hours for free Docker accounts are now in effect. Image requests exceeding these limits will be denied until the six-hour window elapses.

More info here: https://www.docker.com/increase-rate-limits?utm_source=docker&utm_medium=web%20referral&utm_campaign=increase%20rate%20limit&utm_budget=