Capacity Planning

8 pages in this section.

The mental model behind PostgreSQL capacity planning: how CPU, memory, disk I/O, and connections interact, and how to reason from a resource symptom to the right scaling decision.

Explainer Capacity Planning Scaling Sizing

Capacity Basics

Understand PostgreSQL capacity planning with CPU, memory, and disk I/O. Learn to right-size instances for OLTP and reporting workloads.

Sql Capacity Planning Scaling Basics Capacity

Connection Math

Calculate PostgreSQL connection limits. Learn how to size max_connections for application instances, connection poolers, and reserved overhead.

Sql Capacity Planning Scaling Connections Pgbouncer

Storage Growth Forecasting

Forecast storage growth for SQL databases. Learn to measure table bloat, index overhead, and WAL retention to prevent disk full incidents.

Sql Capacity Planning Scaling Storage Bloat

Scale-Up vs Scale-Out

Sql Capacity Planning Scaling Scaling Replicas

Sharding Last Resort

Sql Capacity Planning Scaling Sharding Citus

Capacity Planning Best Practices

Learn best practices for PostgreSQL capacity planning, including measurement techniques, query and schema optimizations, and scaling actions for growth.

Sql Capacity Planning Scaling Best Practices List

Capacity Planning Highlights Summary

A single-page roundup of every highlight bullet from the 7 pages in the Capacity Planning section, grouped by source page so you can scan all 39 takeaways without opening each article individually.

Highlights Summary Capacity Planning Scaling

Capacity Planning

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Capacity Planning