EN - Performance Testing

Revolutionizing Retail: K6 Drives Transformation in Performance Testing

Tech Modernization for Optimized Performance

About the client

• Leader in supermarkets in Spain, focused on technological innovation.
• Migration to microservices with over 1,000 services in a hybrid infrastructure.
• Challenges in performance and efficiency, especially when integrating testing into DevOps.
• Need for flexibility and scalability in testing to adapt to their modern environment.

Performance Testing | Retail | 2024

Market share

36,3%

in the retail sector in Spain. Operating with over 1,000 microservices.

Performance Testing | Retail | 2024

The project

• Integration into DevOps: K6 was incorporated into the CI/CD pipeline to enable continuous and automated performance testing.
• Training: Training for effective transition to K6.
• Improved Efficiency: Execution models across multiple environments, optimizing testing agility.
• Data Visualization: Dashboards in Grafana for performance analysis.

Performance Testing | Retail | 2024

Context

A leading supermarket chain in Spain is migrating to microservices architectures as part of its digital modernization. With over 1,000 microservices and a hybrid infrastructure, it faces the challenge of ensuring the efficiency and reliability of its systems. The integration of performance testing into its DevOps approach is key to optimizing operations and customer experience. Capitole emerges as the strategic partner, implementing K6 to ensure application quality.

Performance Testing | Retail | 2024

The Challenge

Performance Testing | Retail | 2024

Challenge

• Modernization: Need for performance testing during the migration to microservices.
• Integration into DevOps: Incorporating testing into the continuous development pipeline.
• Scalability: Looking for a solution that adapts to a changing environment.
• Tool Limitations: Previous tools do not meet current requirements.

Performance Testing | Retail | 2024

Challenge

The supermarket leader is migrating from monoliths to over 1,000 microservices in a hybrid environment of public and private clouds. This shift presents challenges that require a performance testing strategy to ensure efficiency and reliability. Integration into DevOps is essential, demanding scalable and flexible solutions due to the limitations of previous tools. Modern technologies like Kubernetes and Kafka are being implemented for an effective QA strategy.

Performance Testing | Retail | 2024

The Solution

Performance Testing | Retail | 2024

The Solution

• K6 Implementation
• Comprehensive Training Program
• Execution Models
• Custom Dashboards

Performance Testing | Retail | 2024

Our Solution

• K6 Implementation: Selection of K6 as the main performance testing tool, suitable for the microservices environment.
• Comprehensive Training: Training provided to development teams to ensure a smooth transition from previous tools, ensuring effective use of K6.
• Execution Models: Creation of execution models for testing in local, Docker, and Kubernetes environments, enabling both complex and simple tests.
• Custom Dashboards: Development of dashboards in Grafana to visualize performance results clearly, supporting data-driven decision-making.

Performance Testing | Retail | 2024

Implementation

Performance Testing | Retail | 2024

Phases

Each phase is designed to ensure a smooth and effective integration of performance testing into the microservices environment, optimizing the process and ensuring reliable results.

ClientAudit

Solution Implementation

POC

Training

Performance Testing | Retail | 2024

Client Audit

Phase 1

A thorough analysis of the client's needs was conducted, evaluating their existing tools and processes. This allowed for the identification of limitations and the definition of the most suitable solution to meet performance and scalability requirements.

Performance Testing | Retail | 2024

POC

Phase 2

A proof of concept was developed to validate the feasibility of the K6 solution, demonstrating its ability to address the client's specific challenges. This included the creation of execution models in local, Docker, and Kubernetes environments.

Performance Testing | Retail | 2024

Solution Implementation

Phase 3

After the POC validation, K6 was fully implemented, creating templates for both complex and simple tests. Additionally, dashboards in Grafana were customized to provide advanced data visualization, and the solution was integrated into the CI/CD pipeline.

Performance Testing | Retail | 2024

Training

Phase 4

Training was provided to the client's development teams to ensure a successful transition from JMeter to K6. The training included hands-on sessions and detailed guides, ensuring that the teams could use the new tool efficiently and independently.

Performance Testing | Retail | 2024

Conclusions

The implementation of K6 as a performance testing tool allowed for the integration of automated tests into the CI/CD pipeline, ensuring efficient and reliable applications. This approach optimized the performance of over 1,000 microservices and established clear metrics that strengthened development quality in a highly competitive environment.

Performance Testing | Retail | 2024

Results

Performance Testing | Retail | 2024

Results

• Agility in Testing and Automation in CI/CD.
• Seamless Integration and Valuable Metrics to Improve Application Performance.

Performance Testing | Retail | 2024

Results

100%

80%

80% of HTTP requests with a 200 status code reflect compliance with the established thresholds, ensuring reliable and consistent performance.

100% Integration into the CI/CD Pipeline: The K6 tool was fully integrated into the development methodology, automating the tests.

Performance Testing | Retail | 2024

79%

Successful Test Execution:

Out of a total of 127 tests, the majority exceeded the established thresholds, ensuring optimal application performance.

Performance Testing | Retail | 2024

How we succeeded

• Efficiency: Reduced waiting time in applications.
• Stability: Compliance with key performance thresholds.
• User Experience: Fast and smooth interactions.
• KPIs: Monitoring key metrics to optimize performance.

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Average Response Time

Performance Testing | Retail | 2024

Conclusions

Performance Testing | Retail | 2024

Performance Testing | Retail | 2024

Conclusions

• Necessary Adaptation: Migrating to microservices is key for competitiveness and agility in the retail sector.
• Performance Strategy: A solid performance testing strategy is crucial to ensure efficiency and reliability.
• Integration into DevOps: Collaboration and automation in DevOps improve software quality and enable quick responses to challenges.
• Advanced Technologies: Adopting technologies like Kubernetes and Kafka is essential to developing an effective quality assurance (QA) strategy.

Performance Testing | Retail | 2024

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