Scaling the future: How Garanti BBVA manages etcd in massive Red Hat OpenShift environments

Garanti BBVA, a major Turkish bank handling 1.2 billion daily transactions across 60 OpenShift clusters, addressed critical etcd database bloat by identifying root causes like unrestricted revision histories, unnecessary secrets, and duplicate configurations. The organization developed a custom optimization tool that reduced processing time from 30 minutes to 4 minutes and reclaimed 1.5-2 GB of storage in non-production environments without requiring hardware upgrades.