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 (−)

Audit and Compliance PlatformSocial Feed Platform
13 removed+14 added9 unchanged

Components

17

Audit and Compliance Platform

18

Social Feed Platform

8 shared9+10

Failure Modes

5

Audit and Compliance Platform

5

Social Feed Platform

1 shared4+4

Connections

0

Audit and Compliance Platform

0

Social Feed Platform

0 shared

Components

8 shared9 left only+10 right only
=
Write-Heavy Transactionalworkload
workload
=
Event Streamingworkload
workload
=
PostgreSQLprimary datastore
data management
=
Apache Kafkaevent stream
async processing
=
Rediscache
acceleration
=
Transactional Outbox Patternarchitecture pattern
application logic
=
Read Replicaarchitecture pattern
application logic
=
Replication Lag Cascadeoperational risk
operational risk
ClickHouseprimary datastore
data management
Event Sourcingarchitecture pattern
application logic
Change Data Capture via WALarchitecture pattern
application logic
Time Series Rolluparchitecture pattern
application logic
Index Tablearchitecture pattern
application logic
WAL Saturationoperational risk
operational risk
Write Amplification Cascadeoperational risk
operational risk
Lock Contentionoperational risk
operational risk
Disk I/O Saturationoperational risk
operational risk
+
Read-Heavy API Backendworkload
workload
+
RabbitMQevent stream
async processing
+
Fan-Out on Writearchitecture pattern
application logic
+
Fan-Out on Readarchitecture pattern
application logic
+
Cache-Asidearchitecture pattern
application logic
+
Publisher-Subscriberarchitecture pattern
application logic
+
Fanout Amplificationoperational risk
operational risk
+
Thundering Herd (Cache Stampede)operational risk
operational risk
+
Queue Backlog Accumulationoperational risk
operational risk
+
Hot Partitionoperational risk
operational risk

Failure Modes

1 shared4 left only+4 right only
=
Replication Lag Cascade1 nodes affected
moderate
WAL Saturation1 nodes affected
highhigh
Write Amplification Cascade0 nodes affected
highhigh
Lock Contention1 nodes affected
highhigh
Disk I/O Saturation0 nodes affected
highhigh
+
Fanout Amplification1 nodes affected
moderate
+
Thundering Herd (Cache Stampede)1 nodes affected
highhigh
+
Queue Backlog Accumulation1 nodes affected
highhigh
+
Hot Partition0 nodes affected
highhigh

Connections

Six-Dimension Assessment

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

high complexity, 17 nodes, 0 edges, 5 risks, 3 simulation seeds

Complexity

← Audit

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

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

Operational Risk

Social →

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

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

Scalability

Social →

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

Advisor assessment: Advanced; recommended team: Experienced Backend Team; 11 operational requirements

Operational Maturity

tie

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

8 watched metrics, 6 observability recommendations, 3 simulation seeds

Observability

← Audit

12 watched metrics, 6 observability recommendations, 4 simulation seeds

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

Generator Readiness

depends

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