Rollback

Kind: mechanism

Layer: Correctness Core

Record: architecture:rollback

Severity: mandatory

Scope: deployment, release

Canonical: Ontology

A mechanism that restores the previous versioned release when a deployment fails its verification.

Listed in Architecture principles, after Auto-Remediation and before Blue-Green Deployment.

Requires

• Versioned Artifact
• Reversible Deployment

Reinforces

• Resilience
• Recovery

Enables

• Fast Failure Recovery

Conflicts with

• Irreversible Deployment
• Irreversible Migration

In tension with

• Data Migration Compatibility

Tensions

• Rollback / Data Migration Compatibility

Violated by

• Irreversible Deployment

Refactored by

• Rollback Plan
• Expand-Contract Migration

Severity

• mandatory

Category

• Self-Healing / Recovery / Deployment Safety

Reinforced by

• Blue-Green Deployment

Linked from

• The deploy is a file operation
• Computation and resource
• Anti-patterns
• Error Handling / Resilience
• Self-Healing / Recovery / Deployment Safety
• Core Vocabulary
• Self-Healing / Recovery / Deployment Safety
• Severity levels
• The resolutions

in this codebase

• restoreManaged