Recent Posts

Etcd cluster member recovery in Kubernetes

4 minute read , Feb 21, 2019

This is a process I followed to recover one of the etcd masters that was broken after unsuccessful kops upgrade. Login to one of the healthy etcd cluster mem...

Ad blocking with BIND DNS

1 minute read , Nov 03, 2018

There are couple of options to block ads in Bind DNS server like ad block Zone files or RPZ (Response Policy Zones).

Kubernetes HPA Autoscaling with Custom Metrics

9 minute read , Oct 10, 2018

The initial Horizontal Pod Autoscaler was limited in features and it only supported scaling deployments based on CPU metrics. The most recent Kubernetes rele...