[{"id":"IL-0177","title":{"en":"WebSocket connections to LINE's messaging-hub on Kubernetes dropped all at once whenever another service's change reloaded a shared HAProxy L7 load balancer, and the reconnect wave overloaded a token API and filled nf_conntrack on Nginx","ko":"다른 팀의 설정 배포로 공유 L7 HAProxy 가 재로드될 때마다 messaging-hub 의 웹소켓 연결이 한꺼번에 끊겼다."},"org":"LINE+","org_slug":"line","date":"2022-10-14","severity":"unknown","root_cause":"config-change","url":"https://benchlet.com/incidentlib/app/cases/IL-0177","shared_components":["cloud-load-balancer","ingress"]},{"id":"IL-0192","title":{"en":"A Crossplane composition merge-policy change for a TLS policy update switched Kubernetes Services from LoadBalancer to ClusterIP and deleted the load balancers behind about 25% of Grafana Cloud services","ko":"Crossplane 컴포지션의 병합 정책 변경이 Service 타입을 ClusterIP 로 바꿔 클라우드 로드 밸런서가 지워지고 Grafana Cloud 서비스의 약 25%가 끊겼다."},"org":"Grafana Labs","org_slug":"grafana-labs","date":"2025-02-18","severity":"unknown","root_cause":"config-change","url":"https://benchlet.com/incidentlib/app/cases/IL-0192","shared_components":["cloud-load-balancer"]},{"id":"IL-0208","title":{"en":"A GitLab chart bump that renamed Kubernetes Service and Deployment ports made the GCP load balancer reconfigure, and GitLab.com slowed down and returned intermittent 50x errors","ko":"GitLab Helm 차트 업그레이드가 Service 와 Deployment 의 포트 이름을 바꿔 GCP 로드 밸런서가 다시 구성되는 동안 GitLab.com 요청이 느려지고 50x 오류가 났다"},"org":"GitLab","org_slug":"gitlab","date":"2022-03-31","severity":"unknown","root_cause":"config-change","url":"https://benchlet.com/incidentlib/app/cases/IL-0208","shared_components":["cloud-load-balancer"]},{"id":"IL-0105","title":{"en":"Replacing the AWS VPC CNI during a Terraform refactoring detached the ALB target groups, and every service in the Kubernetes cluster returned 503","ko":"VPC CNI 교체로 ALB 에서 타깃 그룹이 떨어져 나가 쿠버네티스 클러스터의 모든 서비스가 503 을 냈다"},"org":"DFDS","org_slug":"dfds","date":"2021-06-22","severity":"unknown","root_cause":"config-change","url":"https://benchlet.com/incidentlib/app/cases/IL-0105","shared_components":["cloud-load-balancer"]},{"id":"IL-0052","title":{"en":"A cryptocurrency miner ran on every node of the development and staging clusters through a public, unauthenticated Weave Scope dashboard","ko":"인증 없이 인터넷에 열린 Weave Scope 대시보드를 통해 암호화폐 채굴기가 개발 클러스터와 스테이징 클러스터의 모든 노드에서 돌았다."},"org":"JW Player","org_slug":"jw-player","date":"2019-03-19","severity":"unknown","root_cause":"config-change","url":"https://benchlet.com/incidentlib/app/cases/IL-0052","shared_components":["cloud-load-balancer"]}]