
High Availability Design: Redundancy, Failover and the Nines
How to design for high availability: what each nine allows in minutes, series versus parallel availability maths, failover detection time and a keepalived and nginx sample.
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Articles comparing cloud providers and managed services — practical tradeoffs for running production workloads.
21 articles

How to design for high availability: what each nine allows in minutes, series versus parallel availability maths, failover detection time and a keepalived and nginx sample.
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Service mesh vs API gateway: north-south versus east-west traffic, sidecar versus ambient mesh, real nginx and Istio config, cost, and when you need neither.
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How video streaming works and how to design it: a transcode ladder, HLS segments and manifests, object storage, a CDN, adaptive bitrate logic, signed URLs and live versus VOD, with the storage and egress arithmetic shown.
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A concept explainer on points of presence, anycast routing, cache keys, Cache-Control headers, purging, and the responses that must never reach a shared cache.
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Scale up first, scale out when you need redundancy. How statelessness, session handling, the database and cost shape decide between horizontal and vertical scaling.
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Cloudflare rebuilt Containers for agent sandboxes: a 648 ms median start, runtime image and instance selection, filesystem snapshots, and a 31 December 2026 migration deadline.
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Sovereign AI capacity is landing in Indonesia. Two things genuinely change for a team shipping this quarter, three widely assumed things do not, and a contracted megawatt is not an instance you can boot.
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Sizing a GPU for an Indonesian AI product is arithmetic: weights, KV cache and the overhead nobody budgets for. What you can rent this quarter, and why quantisation moves the answer.
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A managed Indonesian PaaS against a Jakarta VPS at matched 2 vCPU and 2 GB in real rupiah, plus the column price comparisons omit: patching, TLS, tested backups, monitoring and on-call, counted in hours.
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Autoscaling was on, and the opening seconds of the spike were still served by the pods I already had. The real Kubernetes HPA timeline on a managed PaaS, default by default.
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Why hosting in Singapore costs Indonesian users milliseconds: the fibre floor you can compute, the four round trips in one cold HTTPS request, and how to measure both.
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A documentation-and-arithmetic review of Helipod: how Helipack builds a Next.js repository with no Dockerfile, what Rupiah and QRIS billing really cost, and the workloads I would still keep on a VPS.
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Helipod is a managed Indonesian PaaS with rupiah billing; Dokploy is a PaaS you host yourself. A comparison of cost, licence terms and who gets paged.
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Running Claude Code on a cloud provider keeps the CLI intact but drops a specific list of features. Here is what you lose, and how to set it up.
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A cloud session clones your GitHub remote rather than your working copy, so push first. Here is the handoff in both directions, and the part that only goes one way.
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A gateway gives you one place for credentials, budgets and audit logs. It also quietly turns off several Claude Code features, and the failures do not announce themselves.
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A hands-on review of SumoPod, the cheap Indonesian VPS I run daily: real rupiah pricing, what I self-host, setup, and the catches.
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A hands-on comparison of Biznet Gio and IDCloudHost on Jakarta data centers, rupiah pricing, performance, and support, plus when a local cloud beats DigitalOcean or Vultr for Indonesian workloads.
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How to choose a cheap Indonesian VPS: Jakarta latency, IDR billing, the local provider landscape, real workload sizing, and first-hour hardening.
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Two very different bets on serverless compute. Comparing Cloudflare Workers and Vercel Functions on cold starts, pricing models, DX, and exit costs.
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Microsoft Azure's Indonesia Central region in Jakarta became generally available on 15 April 2025, with three availability zones, AKS and Azure SQL. This guide covers Bicep deployment scripts, disaster recovery for a region with no pair, where Azure OpenAI actually stands, and regional availability caveats.
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