PostgreSQL's Impressive Scalability

This article describes how Cloudflare scaled to support 55 million requests per second using 15 PostgreSQL clusters, and PostgreSQL’s scalability performance.
By Ruohang Feng (@Vonng) |

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This article describes how Cloudflare scaled to support 55 million requests per second using 15 PostgreSQL clusters, and PostgreSQL’s scalability performance. Read more

Last Modified 2026-01-11: update pgsql concept/admin docs (87158ff)