Kubernetes Rolling Updates and Hidden Capacity Costs
A practical look at Kubernetes rolling updates, why maxUnavailable and maxSurge matter, and how terminating Pods can increase rollout capacity beyond replicas plus surge.
// topics
#AWS
#AWX
#Ansible
#CICD
#Cloud Run
#DevOps
#EC2
#EKS
#GKE
#GitLab
#Google Cloud
#Grafana
#Helm
#HuaweiCloud
#Karpenter
#Kubernetes
#Loki
#Networking
#Observability
#ScoutSuite
#Security
#Terraform
#VPN
#eBPF
// latest
recent notes on devops, cloud infra, and automation
Introduction to Zero-Code Observability with eBPF and Grafana Beyla
How Grafana Beyla uses eBPF to provide zero-code baseline observability for Kubernetes services, and where SDK-based instrumentation still fits.
Maximizing Pod Density on EKS with VPC CNI Prefix Delegation
How VPC CNI prefix delegation replaces individual IP assignment with /28 prefix blocks to dramatically increase pod density per node on EKS.
Migrating VPC CNI from Self-Managed to EKS Managed Add-on
A step-by-step guide to migrating your Amazon EKS VPC CNI plugin from self-managed to AWS managed addon with zero downtime.