Why Your Current Autoscaler is Holding You Back: The Karpenter Revolution
Little Background of Karpenter Karpenter came out in 2021 from AWS, and it’s a big deal for Kubernetes because it fixes some old problems. Kubernetes is supe...
Posts by Year
2025
2024
“Host Key Verification Failed” Error in OpenStack Compute Node
Overview the Problem If you see something like “Resize error: not able to execute ssh command” in your nova logs like on snippet log below, along with “Host ...
2023
Install Juju and Add MaaS to Juju
Prerequisites
Deploying a High Availability MaaS
1. What I need to prepare before start
Hello, World!
Every journey begins with a single step, and this post marks the start of mine. I’ve always had thoughts, ideas, and lessons I’ve picked up along the way, bu...