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coolvds.com › Blog › DevOps & Infrastructure

The Orchestration Wars 2016: Kubernetes 1.4 vs. Docker Swarm Mode

· CoolVDS Team

It is late 2016, and the battle for container dominance has shifted from the runtime to the cluster. We benchmark Kubernetes, Docker Swarm, and Mesos to see which solution actually survives production workloads in the Norwegian market.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking Deep Dive: CNI, Iptables, and Performance in v1.3

· CoolVDS Team

Kubernetes networking is where most clusters fail. In this deep dive, we dissect the CNI landscape of 2016, compare Flannel vs. Calico, and explain why underlying virtualization choice defines your packet throughput.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking Deep Dive: Surviving the Packet Jungle in Production

· Michał Zając

A battle-hardened look at Kubernetes 1.2 networking, from the chaos of iptables to the latency costs of overlay networks like Flannel. Learn how to debug packet drops and why your underlying VPS hardware in Norway makes or breaks your cluster.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking Deep Dive: Taming the iptables Beast (v1.2 Edition)

· CoolVDS Team

A battle-hardened look at how Kubernetes handles pod-to-pod communication. We dissect the specific challenges of CNI plugins like Flannel and Calico, debug MTU mismatches, and explain why raw underlying hardware performance is critical for overlay networks.

coolvds.com › Blog › DevOps & Infrastructure

Demystifying Kubernetes 1.1 Networking: Flannel, Iptables, and Metal

· CoolVDS Team

Kubernetes networking isn't magic—it's packet encapsulation and routing tables. We deep dive into K8s 1.1 networking models, the overhead of overlays like Flannel, and why low-latency hardware is critical for etcd stability.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes 1.1 Networking Deep Dive: Surviving the Overlay Chaos

· CoolVDS Team

Kubernetes 1.1 promises orchestration nirvana, but the networking model can be a nightmare. We break down the flat network requirement, compare Flannel vs. Weave, and explain why your underlying VPS architecture decides your cluster's fate.

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