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 (−)

Observability PlatformTwo-Sided Marketplace Platform
22 removed+19 added5 unchanged

Components

21

Observability Platform

19

Two-Sided Marketplace Platform

4 shared17+15

Failure Modes

6

Observability Platform

5

Two-Sided Marketplace Platform

1 shared5+4

Connections

0

Observability Platform

0

Two-Sided Marketplace Platform

0 shared

Components

4 shared17 left only+15 right only
=
Apache Kafkaevent stream
async processing
=
Elasticsearchsupporting component
application logic
=
Rediscache
acceleration
=
Hot Partitionoperational risk
operational risk
Analytics Heavy (OLAP)workload
workload
Time-Series Metricsworkload
workload
Event Streamingworkload
workload
Write-Heavy Transactionalworkload
workload
ClickHouseprimary datastore
data management
TimescaleDBsupporting component
application logic
Time Series Rolluparchitecture pattern
application logic
Change Data Capture via WALarchitecture pattern
application logic
Competing Consumersarchitecture pattern
application logic
Materialized Viewarchitecture pattern
application logic
Backpressurearchitecture pattern
application logic
Rate Limitingarchitecture pattern
application logic
Disk I/O Saturationoperational risk
operational risk
WAL Saturationoperational risk
operational risk
Slow Consumeroperational risk
operational risk
Fanout Amplificationoperational risk
operational risk
Write Amplification Cascadeoperational risk
operational risk
+
Marketplace Mixedworkload
workload
+
Read-Heavy API Backendworkload
workload
+
Financial Transactionworkload
workload
+
PostgreSQLprimary datastore
data management
+
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
+
Cascading Failureoperational risk
operational risk
+
Lock Contentionoperational risk
operational risk
+
Thundering Herd (Cache Stampede)operational risk
operational risk
+
Queue Backlog Accumulationoperational risk
operational risk

Failure Modes

1 shared5 left only+4 right only
=
Hot Partition0 nodes affected
high
Disk I/O Saturation1 nodes affected
highhigh
WAL Saturation1 nodes affected
highhigh
Slow Consumer0 nodes affected
moderate
Fanout Amplification0 nodes affected
moderate
Write Amplification Cascade0 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

Connections

Six-Dimension Assessment

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

high complexity, 21 nodes, 0 edges, 6 risks, 2 simulation seeds

Complexity

← Observability

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

6 risks (top: high), 4 high/critical, 0 confirmed by simulation

Operational Risk

← Observability

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

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

Scalability

Two-Sided →

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

Advisor assessment: Advanced; recommended team: Experienced Backend Team; 14 operational requirements

Operational Maturity

tie

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

4 watched metrics, 5 observability recommendations, 2 simulation seeds

Observability

← Observability

5 watched metrics, 7 observability recommendations, 2 simulation seeds

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

Generator Readiness

depends

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