Since November 20th, 2020, Docker Hub has introduced rate limits on image pulls. Because Istio uses Docker Hub as the default registry, usage on a large cluster may lead to pods failing to startup due to exceeding rate limits. This can be especially problematic for Istio, as there is typically the Istio sidecar image alongside most pods in the cluster. Mitigations Istio allows you to specify a custom docker registry which you can use to make container images be fetched from your private regis...
