History: Engine performance upgrades

Each publication creates a revision. Restoring an earlier version publishes it as a new revision and keeps the intervening history.

Revision	Published	Contributor	Change	Actions
2 Current	11 Nov 2026 16:10 UTC	llandowtuninguk@gmail.com	Link the engine-preparation data-logging page from the measurement guidance.	Compare
1	11 Nov 2026 15:43 UTC	llandowtuninguk@gmail.com	Publish the performance-upgrades overview and the list of major upgrade types.	Compare