Migrating from AWS ECS to AWS EKS? Beats the bark out of those pesky spot instance disruptions, but introduces a new player: the complexity monster named Kubernetes. Bigger, faster, cheaper—if you know the dance steps.
Juggling CPUs in Kubernetes feels like herding caffeinated cats. Enter Karpenter to save on costs by cherry-picking instances—though it turns out not all CPUs play nice. Unforeseen headaches like restrictive firewall settings and iffy instance type choices took a swing at them, loudly reminding everyone that planning transitions is a must.
Deploying Actions Runner Controller on Kubernetes made CI/CD roll in under budget. And switching to jemalloc axe-murdered memory use by 20%, freeing resources during sleepy traffic hours.
