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System Design · Concept

Eventual Consistency

Eventual consistency lets reads temporarily return old data after a write. Replicas update asynchronously and later converge on the new value.

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  • Consistency patterns
  • Weak consistency
  • Strong consistency
  • CAP theorem
  • AP - availability and partition tolerance
  • DNS
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Source: system-design-primer/README.md at master · donnemartin/system-design-primer · GitHub. Checked 2026-11-03.