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You are at twelve clusters and adding two a quarter. How do you stop each one becoming a snowflake?

Clusters multiply for good reasons: regions, isolation, tenancy, blast radius. The problem is not creating them, it is that cluster seven diverges from cluster three and nobody knows until an upgrade behaves differently.

Updated Sep 2026 · Grounded in researched DevOps, SRE and platform engineering interview loops, written to a senior-engineer editorial bar, and never padded to hit a word count.

Clusters multiply for good reasons: regions, isolation, tenancy, blast radius. The problem is not creating them, it is that cluster seven diverges from cluster three and nobody knows until an upgrade behaves differently.

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