Activity Timeouts and Timers
Timers, Timeouts, and the Art of Waiting in Temporal

Timers, Timeouts, and the Art of Waiting in Temporal

6/30/2026

What this post added

This post introduces and explains the concepts of Temporal Timers and Activity Timeouts. It defines Timers as durable waiting mechanisms for business logic and details the four types of Activity Timeouts (Start-to-Close, Schedule-to-Close, Schedule-to-Start, and Heartbeat) with explanations of their purpose, event history correlation, and configuration examples. It also briefly mentions the internal timer queue mechanism in the Temporal Service.

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