Not Everyone Needs Kubernetes
I explain why Kubernetes isn't the only solution for every project, highlighting the advantages of simplicity and cost-effectiveness based on my 20 years of.
36 posts found.
I explain why Kubernetes isn't the only solution for every project, highlighting the advantages of simplicity and cost-effectiveness based on my 20 years of.
A pragmatic analysis of swap memory issues and their solutions encountered while experimenting with Kubernetes on a small VPS.
From small projects to enterprise systems, the operational load and cost of trying to solve every problem with Kubernetes — through my own experience.
I dig into the hidden performance costs of the service mesh sidecar pattern — resource consumption, latency, and operational cost — and how to reason about…
Read Mustafa Erbay's take on the crises caused by ephemeral storage in the container world and how these instant memory wars affect your career…
Take a deep dive into the IPVS issues you run into in critical Kubernetes clusters. This guide walks through the subtleties of IPVS and the performance…
Examine the causes and impact of broadcast storms that can erupt inside virtual networks of microservice architectures, and learn how to prevent this…
Learn about the hidden resource-exhaustion war containers fight, and how to manage this deadly dance. Performance optimization and stability included…
Are you wrestling with service discovery issues in Kubernetes? Explore the limitations of DNS and how to overcome these challenges.
Overlooked details in Kubernetes Network Policies can spark unexpected crises in production. In this article we'll dig into common pitfalls and…
A comprehensive guide to fighting Kubernetes Network Policy errors. Understand common pitfalls and save your night with practical solutions.
Explore the challenges, best practices, and solutions around managing ConfigMaps and Secrets in Kubernetes. Learn how to head off the operational nightmares.
Learn how to secure network traffic between pods using Kubernetes Network Policies. A from-A-to-Z guide with detailed examples for Network…
Discover the power of Network Policies for securing pod-to-pod networking in Kubernetes. Effective answers to invisible threats.
Learn effective defense strategies against DNS cache poisoning attacks in Kubernetes environments. Discover methods to strengthen your security.
Learn step by step how to secure pod-to-pod network communication in Kubernetes with Network Policies. A detailed guide with examples.
Collecting Kubernetes audit logs without drowning in noise: a practical approach to policy, retention, masking and SIEM correlation.
When API Server access suddenly breaks with x509 errors; certificate renewal and safe recovery steps for kubeadm-based clusters.
Protecting Secrets with real cryptography rather than just base64: encryption configuration, KMS integration, and an operational rotation model.
Roll out security guardrails in production clusters gradually with Pod Security Admission (PSA) and Kyverno: an audit→warn→enforce plan.
A practical RBAC framework for role design, identity integration, and time-boxed emergency access (break-glass) without depending on cluster-admin.
A practical SOPS + age setup and operational discipline for keeping encrypted secrets in Git and decrypting them safely inside CI/CD and the cluster.
Field runbook to rapidly triage hung deploys caused by Validating/Mutating webhook latency and apply a risk-controlled mitigation.
A runbook for quickly diagnosing ETCD quorum during API 5xx/timeout storms and walking through safe recovery steps via snapshot restore.
A guide to wiring service-to-service mTLS through SPIFFE identities and SPIRE-issued short-lived certificates instead of relying on IPs and static secrets.
A practical APF setup that prioritizes critical traffic and fairly queues noisy callers, lowering the risk of API server overload.
Roll out node patches in maintenance waves rather than all-at-once: drain, PDB, parallelism, and a safe rollback path.
A clear design framework based on MetalLB for publishing services on bare metal Kubernetes clusters without a cloud load balancer.
A practical guide that addresses service boundaries, traffic management, SLOs, and platform responsibilities together when designing microservices on…
A guide for setting up a safe promotion model on a GitOps pipeline without leaving container versions to uncontrolled automation.
A guide to moving Kubernetes network policy from observability into enforced control without breaking production.
A Falco-based setup guide for surfacing suspicious runtime behavior across Linux and Kubernetes environments.
A practical, GitOps-based guide for building a controlled promotion flow across development, test, and production environments.
A guide based on External Secrets for pulling secret data from a central vault and applying rotation in Kubernetes environments.
Practical principles for a Kubernetes platform architecture that scales on the cloud while keeping budget discipline.
With 20 years of system architecture experience, I discuss why Kubernetes is not the right solution for everyone, focusing on cost and complexity.