Spring Boot - Advanced Patterns
Which is the correct way to configure a circuit breaker in application.yml for Resilience4j?
Which is the correct way to configure a circuit breaker in application.yml for Resilience4j?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Identify valid configuration keys
Resilience4j uses slidingWindowSize to set the number of calls in the sliding window.Step 2: Check other options for correctness
failureCountThreshold, timeoutDuration and maxRetries are not valid circuit breaker config keys.Final Answer:
resilience4j.circuitbreaker.instances.myService.slidingWindowSize: 100 -> Option BQuick Check:
Correct config key for window size = slidingWindowSize [OK]
Quick Trick: Use slidingWindowSize to set call window in config [OK]
Common Mistakes:
- Using timeoutDuration which belongs to time limiter
- Confusing maxRetries with circuit breaker config
- Misnaming config keys
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