Degraded-service decisions
Bound stale reads, uncertain writes, queues, exports and partial features.
Decide which cached reads fit a stated age limit
Calculate snapshot age per task under different supplied tolerance windows.
Bound possible target effects from uncertain write outcomes
Use known and unknown effects to test a supplied operating cap without assuming absent responses mean absent writes.
Bound queue growth during a reduced-capacity window
Calculate linear backlog growth from supplied arrival and drain rates.
Decide whether a delayed export covers a requested cutoff
Compare included record sequence with the requested business boundary.
Determine which features survive a missing dependency
Apply per-feature prerequisite sets without declaring the whole service up or down.