
MaruOps · Infrastructure and AI notes
Linux, Kubernetes
and local AI.
Linux, networking, Kubernetes and local LLMs.
Configuration choices and troubleshooting, explained step by step.
Series guides
Kubernetes Lab
Prepare three VMs, build a cluster, then work through deployment, networking and recovery.
Local LLM
Run a first model, then explore APIs, document retrieval, tools and operations.
Git and GitOps
Follow repositories and commits through CI, deployment and GitOps recovery.
Latest articles
Browse the topics to find the guide you need.
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CFTC and CME dispute the US treatment of Bitcoin perpetual futures
Read the CFTC–CME perpetual-futures dispute across contract design, policy and litigation, with funding-cost illustrations and context on the standing arguments.
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SpaceX–Tesla merger talks put existing Bitcoin holdings in focus
Put the reported SpaceX–Tesla merger exploration and 30,221 BTC in context, separating existing balances from new demand and coin proportions from corporate ownership terms.
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A Bitcoin wallet dormant since 2013 moves 411 BTC
Examine the 411.45 BTC dormant-wallet transfer, using address attribution, transaction outputs and valuation examples to separate movement from ownership changes and sales.
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Bitcoin put trading rises: hedging demand is not a certain price forecast
Understand activity in Bitcoin’s $80,000 puts through hypothetical premium-inclusive payoffs and a combined hedge, alongside the distinction between volume and open interest.
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Bitcoin volatility approaches Nvidia’s: comparing 90-day realized swings
Compare Bitcoin’s 90-day realized volatility with Nvidia, gold, equities and FX, and learn how annualization, daily-scale illustrations and correlation affect interpretation.
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Robinhood sees growing Bitcoin prediction-market demand
Explore Robinhood’s growing Bitcoin-related event contracts through a 60-cent payoff example, settlement rules and distinctions between payouts, profit and spot ownership.
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Sazmining offers Proto hashboards: separating hardware and operating costs
Work through Sazmining’s Proto hardware and service charges, power-efficiency arithmetic and the distinctions between ownership, operating commencement and actual BTC payouts.
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Nscale loses a UK Microsoft project as power delays test the mining-to-AI pivot
Nscale’s UK setback shows why power timing matters in the mining-to-AI transition. MW and MWh examples clarify the difference between contracted capacity, delivery and revenue.
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Standard Chartered launches direct Bitcoin trading for eligible UAE clients
Examine Standard Chartered’s UAE trading service for eligible clients, comparing bank-managed BTC access, ETFs and personal wallets, including the closed-loop model’s scope.

About these notes
Configuration
and troubleshooting.
From first configuration to operational issues.
Find what to inspect, why it matters, and how to proceed.