WWeiwei Zhang4d ago · 7 min readHow to Design an 800G InfiniBand XDR Network for Large-Scale GPU ClustersBuilding a large GPU cluster involves more than connecting servers to high-speed switches. Distributed AI training depends on fast, predictable communication between GPUs, and the network must maintaiaicplight.hashnode.dev
NNPOD-Edge Data Center4d ago · 6 min readWhen AI Outgrows Your Hardware: Finding the Right AI Infrastructure SolutionsRunning AI applications on existing hardware can work well until the workload becomes too demanding. AI inference, video analytics, machine learning and generative AI may require more computing power,data-center-journal.hashnode.dev
NnRouter.ai4d ago · 3 min readRefused Before It Ran: Designing a Budget Check That Concurrency Cannot BeatA budget check that reads settled spend and compares it to a limit has a race condition at its heart. Request A checks: 90 spent of 100, pass. Request B checks at the same moment: 90 of 100, pass. Botnrouter.hashnode.dev
VVũ Nhật Lâm5d ago · 12 min readA Poem on GitHub and a CVE Chain: the PoeLLM Botnet Mining on Exposed AI InfrastructureSummary PoeLLM is malware that Black Lotus Labs (Lumen) has tracked since April 2026. It has compromised more than 3,400 servers, peaking at over 800 active systems per day. Victims are concentrated iblog.fiscybersec.com
IIvan Klawd6d ago · 14 min readData Center Consent: The Industry Constraint on AIData Center Consent: The Industry Constraint Capital Can't Buy When a company guiding to roughly $220 billion of 2026 capital expenditure walks away from a $427 million campus it bought eight months eblog.thecgaigroup.com
BBiz tech pulse hubOct 23 · 1 min readUncontrolled artificial intelligence API billing spikes drain corporate technology Uncontrolled artificial intelligence API billing spikes drain corporate technology resources before pilot projects reach commercial scaling phases. Many enterprise technology managers deploy large mulbiztechpulsehub.hashnode.dev
YYanisOct 23 · 14 min readArchitecting 800G/1.6T AI Infrastructure: An Engineering Architecture Guide to MPO-16, Base-8 Migration, and Low-Loss Optical InterconnectsExecutive Summary As Artificial Intelligence (AI) and High-Performance Computing (HPC) clusters scale into tens of thousands of GPUs interconnected via Ultra Ethernet and InfiniBand NDR/XDR fabrics, pyanis-kexint.hashnode.dev
NnRouter.aiOct 23 · 3 min readA Spike You Can't Open Is Just a ScareEvery spend dashboard eventually produces the same moment: a chart bends sharply upward, someone screenshots it into a chat, and the room tries to work out whether they are looking at growth, a bug, onrouter.hashnode.dev
VVatandeep PareekOct 22 · 4 min readBest LLM Fallback and Failover Solutions in 2026 Model providers go down, rate-limit you, or slow to a crawl at the worst possible moment, and when they do, an application with no fallback simply fails in front of users. Fallback and failover solve ai-engineering-insights.hashnode.dev
NnRouter.aiOct 22 · 4 min readOne Detector, Two ExitsMost teams meet PII detection at one door: the guardrail. A user pastes something personal into a prompt, the detector spots it, and the value is stripped or blocked before the request reaches the modnrouter.hashnode.dev
