International Journal For Multidisciplinary Research

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A Widely Indexed Open Access Peer Reviewed Multidisciplinary Bi-monthly Scholarly International Journal

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Resilient Kubernetes Deployment Strategies for Microservices: A Practical Reliability Model

Author(s) Praveen Chaitanya Jakku
Country United States
Abstract Microservices have become a practical architectural choice for teams that need faster delivery, independent scaling, and better separation of application responsibilities. At the same time, microservices introduce new reliability challenges because one application is no longer deployed as a single unit. A production system may contain many services, each with its own version, configuration, dependencies, and runtime behavior. In such an environment, deployment is not only a release activity; it becomes an important part of reliability engineering. Kubernetes provides useful mechanisms such as rolling updates, service discovery, self-healing, scaling, and workload scheduling, but these features alone do not guarantee resilient application delivery. A pod may be running but not ready to serve traffic, and a deployment may complete successfully while users still experience errors. This article presents a practical reliability model for Kubernetes-based microservice deployments. The model combines deployment control, health validation, traffic safety, observability, resource governance, and recovery readiness. It also discusses rolling updates, blue-green deployments, canary releases, probes, resource limits, Pod Disruption Budgets, and rollback planning. The article argues that resilient deployment depends on both Kubernetes platform features and disciplined engineering practices.
Keywords Kubernetes, microservices, resilience, deployment strategy, reliability, DevOps, rolling update, canary deployment, blue-green deployment
Field Engineering
Published In Volume 3, Issue 6, November-December 2021
Published On 2021-12-09
DOI https://doi.org/10.36948/ijfmr.2021.v03i06.77664

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