DBRaven

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 (−)

right, removals (−)

Two-Sided Marketplace PlatformEvent-Driven Analytics Pipeline
22 removed+4 added2 unchanged

Components

19

Two-Sided Marketplace Platform

5

Event-Driven Analytics Pipeline

2 shared17+3

Failure Modes

5

Two-Sided Marketplace Platform

1

Event-Driven Analytics Pipeline

0 shared5+1

Connections

0

Two-Sided Marketplace Platform

0

Event-Driven Analytics Pipeline

0 shared

Components

2 shared17 left only+3 right only
=
PostgreSQLprimary datastore
data management
=
Apache Kafkaevent stream
async processing
Marketplace Mixedworkload
workload
Read-Heavy API Backendworkload
workload
Financial Transactionworkload
workload
Elasticsearchsupporting component
application logic
Rediscache
acceleration
RabbitMQevent stream
async processing
Event Sourcingarchitecture pattern
application logic
Saga Patternarchitecture pattern
application logic
CQRS (Command Query Responsibility Segregation)architecture pattern
application logic
Cache-Asidearchitecture pattern
application logic
API Gatewayarchitecture pattern
application logic
Transactional Outbox Patternarchitecture pattern
application logic
Hot Partitionoperational risk
operational risk
Cascading Failureoperational risk
operational risk
Lock Contentionoperational risk
operational risk
Thundering Herd (Cache Stampede)operational risk
operational risk
Queue Backlog Accumulationoperational risk
operational risk
+
High-Throughput OLTPworkload
workload
+
Change Data Capture via WALarchitecture pattern
application logic
+
Replication Lag Cascadeoperational risk
operational risk

Failure Modes

5 left only+1 right only
Hot Partition1 nodes affected
highhigh
Cascading Failure0 nodes affected
highhigh
Lock Contention0 nodes affected
highhigh
Thundering Herd (Cache Stampede)1 nodes affected
highhigh
Queue Backlog Accumulation0 nodes affected
highhigh
+
Replication Lag Cascade0 nodes affected
moderate

Connections

Six-Dimension Assessment

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

expert complexity, 19 nodes, 0 edges, 5 risks, 2 simulation seeds

Complexity

Event-Driven →

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

5 risks (top: high), 5 high/critical, 1 confirmed by simulation

Operational Risk

Event-Driven →

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

4 scaling thresholds, 3 migration paths, 6 advisor scaling signals

Scalability

← Two-Sided

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

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

Operational Maturity

tie

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

5 watched metrics, 7 observability recommendations, 2 simulation seeds

Observability

Event-Driven →

0 watched metrics, 0 observability recommendations, 0 simulation seeds

generator relevance documented; topology generation relevance noted; simulation relevance noted; 2 seeds with generator notes

Generator Readiness

← Two-Sided

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