CDC / RDC · All levels

CDC/RDC Signoff Cheatsheet

Dense reference for CDC/RDC closure, waivers, and interview answers.

Debug order

diagram

INTENT -> MECHANISM -> EVIDENCE -> DECISION -> REGRESSION

CDC: crossing class, synchronizer topology, protocol checks
RDC: reset source/release domain, sequencing, startup stability
RECONVERGENCE: branch alignment, merge safety, legal state windows
WAIVERS: risk class, containment evidence, owner, expiry
SIGNOFF: critical=0 or bounded accepted risk with governance

Questions before closing issue

What exact mechanism causes risk?
What metric moved and why?
Do we have structural and behavioral evidence?
Who owns residual risk and by when?
Which regressions prove no new escapes?

Practice this lesson