Definition
Lease drift margin
A clock is safe to build on if and only if its error bound is exposed and enforced, not if and only if it is accurate.
Worked examples, recomputed
Every number the mechanisms quote for this relationship is recomputed from it, so none of them disagrees with it.
Where it appears
Each mechanism states it in its own names. The general symbol each name stands for is shown with it.
- Distributed Systems Coordination
Who is allowed to decide, and how does everyone else learn the decision without asking?