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Architecture Structural Diff

Compare two scenarios node-by-node. See exactly which components, failure modes, and connections are shared, removed (−), or added (+) when switching from the left scenario to the right.

Select Scenarios to Diff

left, removals (−)

AI Retrieval-Augmented Generation Platform
high

AI / RAG

API Gateway Platform
high

Multi-Tenant SaaS

Analytics Data Platform
high

Analytics

Audit and Compliance Platform
high

Financial Ledger

Content Management Platform
moderate

Read-Heavy

Developer Tools Platform
high

Multi-Tenant SaaS

Distributed Job Queue Platform
moderate

Write-Heavy

E-Commerce Order Platform
high

Marketplace

Event-Driven Analytics Pipeline
high✓

Event-Driven

Financial Ledger Platform
expert

Financial Ledger

Gaming Backend Platform
high

Realtime Collab

Geospatial Tracking Platform
high

Realtime Collab

Healthcare Records Platform
expert

Financial Ledger

IoT Telemetry Ingestion Platform
high

Write-Heavy

ML Feature Serving Platform
Multi-Tenant SaaS Platform
moderate

Multi-Tenant SaaS

Notification Delivery Platform
moderate

Event-Driven

Observability Platform
high

Analytics

Read-Heavy SaaS API
moderate

Read-Heavy

Realtime Collaborative Editor
expert

Realtime Collab

Search-Heavy Content Platform
high

Search-Heavy

Social Feed Platform
high

Event-Driven

Streaming Media Platform
high

Event-Driven

Two-Sided Marketplace Platform
expert

Marketplace

Write-Heavy Transactional Platform
high

Write-Heavy

right, removals (−)

AI Retrieval-Augmented Generation Platform
high

AI / RAG

API Gateway Platform
high

Multi-Tenant SaaS

Analytics Data Platform
high

Analytics

Audit and Compliance Platform
high

Financial Ledger

Content Management Platform
moderate

Read-Heavy

Developer Tools Platform
high

Multi-Tenant SaaS

Distributed Job Queue Platform
moderate

Write-Heavy

E-Commerce Order Platform
high

Marketplace

Event-Driven Analytics Pipeline
Financial Ledger Platform
expert

Financial Ledger

Gaming Backend Platform
high

Realtime Collab

Geospatial Tracking Platform
high

Realtime Collab

Healthcare Records Platform
expert

Financial Ledger

IoT Telemetry Ingestion Platform
high

Write-Heavy

ML Feature Serving Platform
expert✓

AI / RAG

Multi-Tenant SaaS Platform
moderate

Multi-Tenant SaaS

Notification Delivery Platform
moderate

Event-Driven

Observability Platform
high

Analytics

Read-Heavy SaaS API
moderate

Read-Heavy

Realtime Collaborative Editor
expert

Realtime Collab

Search-Heavy Content Platform
high

Search-Heavy

Social Feed Platform
high

Event-Driven

Streaming Media Platform
high

Event-Driven

Two-Sided Marketplace Platform
expert

Marketplace

Write-Heavy Transactional Platform
high

Write-Heavy

Event-Driven Analytics Pipeline→ML Feature Serving Platform
−4 removed+25 added2 unchanged

Components

5

Event-Driven Analytics Pipeline

21

ML Feature Serving Platform

2 shared−3+19

Failure Modes

1

Event-Driven Analytics Pipeline

6

ML Feature Serving Platform

0 shared−1+6

Connections

0

Event-Driven Analytics Pipeline

0

ML Feature Serving Platform

0 shared

Components

2 shared−3 left only+19 right only
=
PostgreSQLprimary datastore
data management
=
Apache Kafkaevent stream
async processing
−
High-Throughput OLTPworkload
workload
−
Change Data Capture via WALarchitecture pattern
application logic
−
Replication Lag Cascadeoperational risk
operational risk
+
AI Embedding Lookupworkload
workload
+
Read-Heavy API Backendworkload
workload
+
Analytics Heavy (OLAP)workload
workload
+
Rediscache
acceleration
+
Qdrantsupporting component
application logic
+
Apache Cassandraprimary datastore
data management
+
ClickHouseprimary datastore
data management
+
Cache-Asidearchitecture pattern
application logic
+
Read-Through Cachearchitecture pattern
application logic
+
Materialized Viewarchitecture pattern
application logic
+
Vector Similarity Searcharchitecture pattern
application logic
+
Competing Consumersarchitecture pattern
application logic
+
CQRS (Command Query Responsibility Segregation)architecture pattern
application logic
+
Embedding Driftoperational risk
operational risk
+
Stale Vector Indexoperational risk
operational risk
+
Cold Start Latencyoperational risk
operational risk
+
Cache Stampede (Dog-Pile)operational risk
operational risk
+
Read Amplification (LSM Tree)operational risk
operational risk
+
Slow Consumeroperational risk
operational risk

Failure Modes

−1 left only+6 right only
−
Replication Lag Cascade0 nodes affected
moderate
+
Embedding Drift3 nodes affected
highhigh
+
Stale Vector Index1 nodes affected
moderate
+
Cold Start Latency0 nodes affected
low
+
Cache Stampede (Dog-Pile)1 nodes affected
highhigh
+
Read Amplification (LSM Tree)1 nodes affected
highhigh
+
Slow Consumer0 nodes affected
moderate

Connections

Six-Dimension Assessment

Structural comparison across complexity, risk, scalability, maturity, observability, and generator readiness.

high complexity, 5 nodes, 0 edges, 1 risks, 0 simulation seeds

Complexity

← Event-Driven

expert complexity, 21 nodes, 0 edges, 6 risks, 4 simulation seeds

1 risks (top: moderate), 0 high/critical, 0 confirmed by simulation

Operational Risk

← Event-Driven

6 risks (top: high), 3 high/critical, 0 confirmed by simulation

3 scaling thresholds, 2 migration paths, 3 advisor scaling signals

Scalability

ML →

4 scaling thresholds, 3 migration paths, 4 advisor scaling signals

Advisor assessment: Advanced; recommended team: Experienced Backend Team; 5 operational requirements

Operational Maturity

tie

Advisor assessment: Advanced; recommended team: Platform Engineering Team; 15 operational requirements

0 watched metrics, 0 observability recommendations, 0 simulation seeds

Observability

← Event-Driven

8 watched metrics, 4 observability recommendations, 4 simulation seeds

generator relevance documented; topology generation relevance noted; simulation relevance noted

Generator Readiness

ML →

generator relevance documented; topology generation relevance noted; simulation relevance noted; 4 seeds with generator notes

Full comparison + decision path →Topology: Event-Driven Analytics Pipeline →Topology: ML Feature Serving Platform →