6 Application health
This chapter covers
- Application health, or lack thereof, in a traditional, three-tier, Java monolithic application architecture
- MicroProfile Health and exposing application health
- Exposing Account service and Transaction service application health
- Using Kubernetes probes to address application health issues
The combination of Kubernetes and the microservices architecture have caused a fundamental shift in how developers create applications. What used to be dozens of large monolithic applications are now becoming hundreds (or thousands) of smaller, more nimble microservice instances. The more application instances running, the larger the odds of an individual application instance failing. The increased odds of failure could ...
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