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 (−)

Streaming Media PlatformEvent-Driven Analytics Pipeline
24 removed+3 added3 unchanged

Components

21

Streaming Media Platform

5

Event-Driven Analytics Pipeline

3 shared18+2

Failure Modes

6

Streaming Media Platform

1

Event-Driven Analytics Pipeline

0 shared6+1

Connections

0

Streaming Media Platform

0

Event-Driven Analytics Pipeline

0 shared

Components

3 shared18 left only+2 right only
=
Apache Kafkaevent stream
async processing
=
PostgreSQLprimary datastore
data management
=
Change Data Capture via WALarchitecture pattern
application logic
Event Streamingworkload
workload
Batch ETL Pipelineworkload
workload
Read-Heavy API Backendworkload
workload
Time-Series Metricsworkload
workload
Apache Cassandraprimary datastore
data management
Rediscache
acceleration
MinIOsupporting component
application logic
Competing Consumersarchitecture pattern
application logic
Cache-Asidearchitecture pattern
application logic
Event Sourcingarchitecture pattern
application logic
Backpressurearchitecture pattern
application logic
Rate Limitingarchitecture pattern
application logic
Queue Backlog Accumulationoperational risk
operational risk
Thundering Herd (Cache Stampede)operational risk
operational risk
Disk I/O Saturationoperational risk
operational risk
Slow Consumeroperational risk
operational risk
Hot Partitionoperational risk
operational risk
Cascading Failureoperational risk
operational risk
+
High-Throughput OLTPworkload
workload
+
Replication Lag Cascadeoperational risk
operational risk

Failure Modes

6 left only+1 right only
Queue Backlog Accumulation2 nodes affected
highhigh
Thundering Herd (Cache Stampede)1 nodes affected
highhigh
Disk I/O Saturation1 nodes affected
highhigh
Slow Consumer0 nodes affected
moderate
Hot Partition0 nodes affected
highhigh
Cascading Failure0 nodes affected
highhigh
+
Replication Lag Cascade0 nodes affected
moderate

Connections

Six-Dimension Assessment

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

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

Complexity

Event-Driven →

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

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

Operational Risk

Event-Driven →

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

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

Scalability

← Streaming

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

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

Operational Maturity

tie

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

8 watched metrics, 7 observability recommendations, 3 simulation seeds

Observability

Event-Driven →

0 watched metrics, 0 observability recommendations, 0 simulation seeds

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

Generator Readiness

← Streaming

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