[{"id":"IL-0180","title":{"en":"A GKE control plane auto-upgrade from 1.22 to 1.23 removed the v1beta1 Ingress and ValidatingWebhookConfiguration APIs that Istio 1.7.4 still used, and Istio stopped working in production","ko":"GKE 컨트롤 플레인이 1.22 에서 1.23 으로 자동 업그레이드되면서 v1beta1 API 를 쓰던 Istio 1.7.4 가 제대로 동작하지 않았다"},"org":"Sunwoo Park","org_slug":"sunwoo-park","date":"2023-05-18","severity":"unknown","root_cause":"upgrade-breaking-change","url":"https://benchlet.com/incidentlib/app/cases/IL-0180","shared_components":["gke-control-plane"]},{"id":"IL-0144","title":{"en":"A systemd security update installed by unattended-upgrades lost the DNS configuration of Ubuntu 18.04 VMs, so AKS kubelets could not resolve registry names and pods failed with ImagePullBackOff","ko":"Ubuntu 18.04 의 systemd 보안 업데이트가 DNS 설정을 날려 AKS 노드의 kubelet 이 레지스트리 이름을 해석하지 못하고 파드가 ImagePullBackoff 에 빠졌다."},"org":"Microsoft Azure","org_slug":"microsoft-azure","date":"2022-08-30","severity":"unknown","root_cause":"upgrade-breaking-change","url":"https://benchlet.com/incidentlib/app/cases/IL-0144","shared_components":["dns-resolver"]}]