Technical Documentation

Technical Documentation for a deeper understanding of GS2.

This section gathers technical documentation that helps you understand GS2 in depth and make design decisions when integrating it into your game. It covers cross-cutting mechanisms and best practices that are not described in the individual API references or per-microservice manuals.

Sections

Section	Contents
Region	Region / zone topology of GS2 data centers and the resulting consistency model
Access Control	Users and security policies of GS2-Identifier
Stamp Sheet	How the GS2 transaction system, the Stamp Sheet, works
Transaction Settings	The meaning of `TransactionSetting` on namespaces and recommended values
GS2-Deploy Template File Specification	The template file format used with GS2-Deploy
Errors and Exceptions	API error structure, SDK exception types, and how to decide when to retry
SDK Cache Mechanism	How the SDK caches data internally and how to take advantage of it
Cost Optimization	Design tips for keeping costs down while preserving performance

Master Data Management: The model / model master distinction and how to freeze master data
Service Limits: Rate limits on API calls for each microservice
Security: The GS2 security model and the parts that must be handled by the game side
Utility methods of GS2-Script: Built-in Lua functions available in GS2-Script