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 (−)

Social Feed PlatformNotification Delivery Platform
12 removed+11 added11 unchanged

Components

18

Social Feed Platform

17

Notification Delivery Platform

9 shared9+8

Failure Modes

5

Social Feed Platform

5

Notification Delivery Platform

2 shared3+3

Connections

0

Social Feed Platform

0

Notification Delivery Platform

0 shared

Components

9 shared9 left only+8 right only
=
Write-Heavy Transactionalworkload
workload
=
Event Streamingworkload
workload
=
PostgreSQLprimary datastore
data management
=
Rediscache
acceleration
=
Apache Kafkaevent stream
async processing
=
RabbitMQevent stream
async processing
=
Transactional Outbox Patternarchitecture pattern
application logic
=
Fanout Amplificationoperational risk
operational risk
=
Queue Backlog Accumulationoperational risk
operational risk
Read-Heavy API Backendworkload
workload
Fan-Out on Writearchitecture pattern
application logic
Fan-Out on Readarchitecture pattern
application logic
Cache-Asidearchitecture pattern
application logic
Publisher-Subscriberarchitecture pattern
application logic
Read Replicaarchitecture pattern
application logic
Thundering Herd (Cache Stampede)operational risk
operational risk
Hot Partitionoperational risk
operational risk
Replication Lag Cascadeoperational risk
operational risk
+
Competing Consumersarchitecture pattern
application logic
+
Rate Limitingarchitecture pattern
application logic
+
Retry with Exponential Backoffarchitecture pattern
application logic
+
Circuit Breakerarchitecture pattern
application logic
+
Inbox Pattern (Idempotent Consumer)architecture pattern
application logic
+
Rate Limit Cascadeoperational risk
operational risk
+
Slow Consumeroperational risk
operational risk
+
Partial Service Failureoperational risk
operational risk

Failure Modes

2 shared3 left only+3 right only
=
Fanout Amplification1 nodes affected
moderate
=
Queue Backlog Accumulation1 nodes affected
high
Thundering Herd (Cache Stampede)1 nodes affected
highhigh
Hot Partition0 nodes affected
highhigh
Replication Lag Cascade1 nodes affected
moderate
+
Rate Limit Cascade0 nodes affected
highhigh
+
Slow Consumer0 nodes affected
moderate
+
Partial Service Failure0 nodes affected
moderate

Connections

Six-Dimension Assessment

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

high complexity, 18 nodes, 0 edges, 5 risks, 4 simulation seeds

Complexity

Notification →

moderate complexity, 17 nodes, 0 edges, 5 risks, 1 simulation seeds

5 risks (top: high), 4 high/critical, 1 confirmed by simulation

Operational Risk

Notification →

5 risks (top: high), 2 high/critical, 0 confirmed by simulation

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

Scalability

← Social

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

Advisor assessment: Advanced; recommended team: Experienced Backend Team; 12 operational requirements

Operational Maturity

tie

Advisor assessment: Advanced; recommended team: Experienced Backend Team; 12 operational requirements

12 watched metrics, 6 observability recommendations, 4 simulation seeds

Observability

Notification →

4 watched metrics, 3 observability recommendations, 1 simulation seeds

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

Generator Readiness

← Social

generator relevance documented; topology generation relevance noted; simulation relevance noted; 1 seeds with generator notes