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#HighAvailability

2 guides~10 min totalupdated Jul 6, 2026

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Horizontal vs Vertical Scaling: Scale Up Until You Can't (2026)

Horizontal vs vertical scaling in 2026 — scale up (a bigger box) versus scale out (more boxes), the hardware ceiling, why horizontal needs statelessness, and the diagonal middle ground.

Beginner · 5 min

Software Architecture

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BeginnerLoad Balancers Explained: Health Checks Do the Real Work (2026)Load balancers explained in 2026 — L4 vs L7, the algorithms, and why health checks (not even distribution) are the part that actually keeps you online.5 min

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