SAP architecture
ReferenceDual-crisis migration governance architecture
One control plane coordinating ECC 2027 path decisions with December 2026 ODP extraction compliance.
Architecture diagram
Data or evidenceIdentity or control
Callout 1
ECC estate
2027 maintenance cliff
Path decision (Brownfield, Greenfield, Bluefield, RISE, or private edition) under a time constraint.
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Detail
Program plane owns path and cutover. Extraction plane owns ODP exit and FoolproofDefault landing. Governance plane scores both and blocks go-live claims without Domain 7 evidence.
- Dual-Crisis Assessment workstream maps here
- ODP Compliance Review feeds the Domain 7 baseline
- Migration Path Finder aligns ECC to S/4 options with extract readiness