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 (−)

Notification Delivery PlatformStreaming Media Platform
12 removed+17 added10 unchanged

Components

17

Notification Delivery Platform

21

Streaming Media Platform

8 shared9+13

Failure Modes

5

Notification Delivery Platform

6

Streaming Media Platform

2 shared3+4

Connections

0

Notification Delivery Platform

0

Streaming Media Platform

0 shared

Components

8 shared9 left only+13 right only
=
Event Streamingworkload
workload
=
Apache Kafkaevent stream
async processing
=
PostgreSQLprimary datastore
data management
=
Rediscache
acceleration
=
Competing Consumersarchitecture pattern
application logic
=
Rate Limitingarchitecture pattern
application logic
=
Queue Backlog Accumulationoperational risk
operational risk
=
Slow Consumeroperational risk
operational risk
Write-Heavy Transactionalworkload
workload
RabbitMQevent stream
async processing
Transactional Outbox Patternarchitecture 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
Fanout Amplificationoperational risk
operational risk
Partial Service Failureoperational risk
operational risk
+
Batch ETL Pipelineworkload
workload
+
Read-Heavy API Backendworkload
workload
+
Time-Series Metricsworkload
workload
+
Apache Cassandraprimary datastore
data management
+
MinIOsupporting component
application logic
+
Cache-Asidearchitecture pattern
application logic
+
Event Sourcingarchitecture pattern
application logic
+
Change Data Capture via WALarchitecture pattern
application logic
+
Backpressurearchitecture pattern
application logic
+
Thundering Herd (Cache Stampede)operational risk
operational risk
+
Disk I/O Saturationoperational risk
operational risk
+
Hot Partitionoperational risk
operational risk
+
Cascading Failureoperational risk
operational risk

Failure Modes

2 shared3 left only+4 right only
=
Queue Backlog Accumulation2 nodes affected
high
=
Slow Consumer0 nodes affected
moderate
Rate Limit Cascade0 nodes affected
highhigh
Fanout Amplification0 nodes affected
moderate
Partial Service Failure0 nodes affected
moderate
+
Thundering Herd (Cache Stampede)1 nodes affected
highhigh
+
Disk I/O Saturation1 nodes affected
highhigh
+
Hot Partition0 nodes affected
highhigh
+
Cascading Failure0 nodes affected
highhigh

Connections

Six-Dimension Assessment

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

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

Complexity

← Notification

high complexity, 21 nodes, 0 edges, 6 risks, 3 simulation seeds

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

Operational Risk

← Notification

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

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

Scalability

← Notification

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; 14 operational requirements

4 watched metrics, 3 observability recommendations, 1 simulation seeds

Observability

← Notification

8 watched metrics, 7 observability recommendations, 3 simulation seeds

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

Generator Readiness

Streaming →

generator relevance documented; topology generation relevance noted; simulation relevance noted; 3 seeds with generator notes