Kubernetes at Small Scale: When a Single VPS Is Enough
Industry & Technology Kubernetes Is Not Only for Large Clusters Kubernetes is usually discussed in the context of large, multi-node clusters spread across a cloud provider's availability zones. That framing is accurate for the workloads it was originally built for at Google, but it leaves out a genuinely useful smaller case: a single-node ... Read More »
NVMe Storage in 2025: Why the Interface Matters More Than the Chip
Industry & Technology Same Flash, Different Path to the CPU NVMe and SATA SSD both store data on NAND flash. The performance difference customers notice between an "SSD VPS" and an "NVMe VPS" comes almost entirely from the interface connecting that flash to the rest of the system, not from a fundamentally different chip inside the drive. Where the ... Read More »
One Year of Mandatory SPF, DKIM and DMARC: What Changed for Bulk Senders
Industry & Technology A Year Into the New Rules Since February 2024, Google and Yahoo have required senders of bulk email — roughly 5,000 or more messages per day to their users — to authenticate with SPF and DKIM, publish a DMARC policy, and keep spam complaint rates below a stated threshold. A year on, the practical effect on bulk ... Read More »
Docker and Container Security: Lessons From 2024's Major Vulnerabilities
Security & Reliability Containers Are Not a Security Boundary by Default 2024 brought renewed attention to a point that container tooling has repeated for years but that is easy to forget in practice: a container shares the host kernel, and a container escape or a misconfigured privileged container can expose the entire host, not just the ... Read More »
