PostgreSQL Performance Showdown

CNPG (Kubernetes Operator) vs Native PostgreSQL Server

34.3% More Requests 100% Reliability 27.6% Faster

Total Requests

67,684 vs 50,385

CNPG handled 34.3% more requests than Native PostgreSQL

Failures

0 vs 10

CNPG had 100% reliability with zero failures

Avg Response Time

795ms vs 1,097ms

CNPG was 27.6% faster on average

Requests Per Second

112.8 vs 83.97

CNPG achieved 34.3% higher throughput

Performance Summary (Normalized Scores)

Response Time Comparison (ms)

Requests Per Second

Response Time Percentiles (ms)

Failure Rate Comparison

Detailed Performance Analysis

Operation Performance

Operation CNPG Native Winner Improvement
res.partner/write 18,487 requests (30.81 RPS) 502 Errors CNPG 100% more successful
res.partner/search 10,539 requests (17.56 RPS) 502 Errors CNPG 100% more successful
Connection Stability Zero failures Multiple 502 errors CNPG 100% more stable

Key Insights

Performance

CNPG showed 27-34% better performance across critical metrics including throughput, response times, and reliability.

Reliability

Zero failures in CNPG vs 10 failures in Native PostgreSQL, with 502 errors showing infrastructure strain in the native setup.

Scalability

CNPG handled 34% more requests without issues while Native PostgreSQL hit capacity limits with failures.

Architecture

Cloud-native design of CNPG proved superior to traditional PostgreSQL setup, especially in Kubernetes environments.

Final Recommendation

CNPG PostgreSQL demonstrates clear superiority across all critical performance metrics and is the recommended solution for production workloads requiring high performance and reliability.

Performance Advantage

27-34% better performance across all metrics

Reliability Advantage

100% success rate vs failures in native setup

Operational Advantage

Automated management reduces maintenance burden