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Category Archives: DevOps
Kubernetes: How to Make Your Node a Master
Under some circumstances Kubernetes is forgetting its master nodes (kops version < 1.8.0 and canal). If this happens, your masters will get scheduled full of pods. If this is the case the following command might help you: kubectl taint master1.compute.internal … Continue reading
Kubernetes: How to Delete all Taints from a Node
kubectl patch node node1.compute.internal -p ‘{“spec”:{“taints”:[]}}’
List of Application Dependencies
Docker and containers in general are revolutionising the way we think about application development and operations. As a new packaging technology I think it perfectly defines the interface between an application and the host it will be running on. In order … Continue reading
Ops as a competitive differentiator?
Operational aspects of software systems are often treated as second class citizens. The point is that e.g. availability is expected to be a given. FRs (functional requirements) are a differentiator and NFRs (non-functional requirements) are not. So why should anyone … Continue reading