Technical blog about Kubernetes, OpenShift, DevOps and Cloud Native architectures. By Jean Paul López, Senior Consultant @ Red Hat.https://blog.labjp.xyz/en-ushttps://blog.labjp.xyz/en/blog/2026-02-13-mcp-servers-genai-studio-openshift-ai/https://blog.labjp.xyz/en/blog/2026-02-13-mcp-servers-genai-studio-openshift-ai/How I built an operations assistant with 4 MCP Servers (Prometheus, Alertmanager, Kubernetes, Red Hat KB) using Gen AI Studio on OpenShift AI 3.2.Fri, 13 Feb 2026 00:00:00 GMTopenshift-aimcpgenai-studiollamakubernetesprometheusalertmanageragentic-aitech-previewhttps://blog.labjp.xyz/en/blog/2026-01-20-rag-enterprise-java/https://blog.labjp.xyz/en/blog/2026-01-20-rag-enterprise-java/Build robust RAG systems for enterprise environments using Java, pgvector, and local models.Tue, 20 Jan 2026 00:00:00 GMTairagjavaenterprisehttps://blog.labjp.xyz/en/blog/2026-01-19-langchain4j-java-ai/https://blog.labjp.xyz/en/blog/2026-01-19-langchain4j-java-ai/Build generative AI applications in Java with LangChain4j 1.x: AI Services, RAG with pgvector, tools, memory, Quarkus, and OpenShift deployment with secrets, retries and rate limiting.Mon, 19 Jan 2026 00:00:00 GMTailangchain4jjavallmquarkusopenshift-aihttps://blog.labjp.xyz/en/blog/2026-01-18-helm-charts-complete-guide/https://blog.labjp.xyz/en/blog/2026-01-18-helm-charts-complete-guide/Helm in production: chart structure, what changed in Helm 4, enterprise-grade examples on OpenShift, troubleshooting, rollbacks and secrets management.Sun, 18 Jan 2026 00:00:00 GMTkuberneteshelmdevopshttps://blog.labjp.xyz/en/blog/2026-01-17-gitops-openshift-argocd/https://blog.labjp.xyz/en/blog/2026-01-17-gitops-openshift-argocd/GitOps on OpenShift with the OpenShift GitOps operator: installation, ApplicationSets, multi-tenancy with AppProjects and RBAC, and troubleshooting sync, drift and self-heal.Sat, 17 Jan 2026 00:00:00 GMTopenshiftgitopsargocdhttps://blog.labjp.xyz/en/blog/2026-01-16-ci-cd-github-actions/https://blog.labjp.xyz/en/blog/2026-01-16-ci-cd-github-actions/Production-grade CI/CD with GitHub Actions: build, test, container image and deployment to Kubernetes/OpenShift, plus an honest comparison with Tekton and OpenShift Pipelines.Fri, 16 Jan 2026 00:00:00 GMTdevopsgithub-actionsci-cdtektonopenshift-pipelineshttps://blog.labjp.xyz/en/blog/2026-01-15-cloud-native-microservices-quarkus/https://blog.labjp.xyz/en/blog/2026-01-15-cloud-native-microservices-quarkus/A practical guide to Quarkus 3.x on Java 21: Quarkus REST, virtual threads, Panache, Kafka, health checks and OpenShift deployment, with real production lessons.Thu, 15 Jan 2026 00:00:00 GMTquarkusjavamicroservicesjava-21virtual-threadsopenshifthttps://blog.labjp.xyz/en/blog/2026-01-14-monitoring-prometheus-grafana/https://blog.labjp.xyz/en/blog/2026-01-14-monitoring-prometheus-grafana/How to monitor your own applications on OpenShift using the built-in Prometheus stack: User Workload Monitoring, ServiceMonitor, alerting, the Cluster Observability Operator, and when kube-prometheus-stack is still the right call.Wed, 14 Jan 2026 00:00:00 GMTopenshiftkubernetesprometheusgrafanaobservabilitymonitoringhttps://blog.labjp.xyz/en/blog/2025-08-22-ebpf-ia-kubernetes-deteccion-amenazas/https://blog.labjp.xyz/en/blog/2025-08-22-ebpf-ia-kubernetes-deteccion-amenazas/A reference architecture combining eBPF for kernel-level observability with ML models to detect DDoS attacks, port scans, and anomalies in Kubernetes with low performance impact.Fri, 22 Aug 2025 00:00:00 GMTebpfaikubernetessecuritycloud-nativeobservabilityhttps://blog.labjp.xyz/en/blog/2025-06-21-ansible-execution-environment/https://blog.labjp.xyz/en/blog/2025-06-21-ansible-execution-environment/A practical guide to creating Ansible Execution Environments using ansible-builder and Red Hat UBI 9, solving the problem of inconsistent dependencies.Sat, 21 Jun 2025 00:00:00 GMTautomationansiblecontainersaapexecution-environmentdevopshttps://blog.labjp.xyz/en/blog/2025-06-21-golden-kubestronaut-experiencia/https://blog.labjp.xyz/en/blog/2025-06-21-golden-kubestronaut-experiencia/Complete guide on how to become a Kubestronaut and Golden Kubestronaut from the CNCF, with practical tips and the recommended order for certifications.Sat, 21 Jun 2025 00:00:00 GMTgolden-kubestronautkubernetescksckackadkubestronautlfcscertifications