Journey of an IT Architect

  • Thumbnail for Kubernetes Admission Control

    Kubernetes Admission Control

    This post discusses admission control, and its implementation – the OPA Gatekeeper. I also discuss Azure Policy as a different Gatekeeper implementation. Admission Webhooks Admission…

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  • Thumbnail for From Ingress to CRD: why my solution needs Istio Gateways on Kubernetes platforms

    From Ingress to CRD: why my solution needs Istio Gateways on Kubernetes platforms

    Update: also read my other article here on the different generations of ingress technologies. In my Korthweb project I was researching for the best ingress…

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  • Thumbnail for AKS Lessons Learned 2 of 2

    AKS Lessons Learned 2 of 2

    Even though Azure Kubernetes Service (AKS) is a managed service, building a cluster is not trivial. For help resources, I would start with the webinar…

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  • Thumbnail for AKS Lessons Learned 1 of 2

    AKS Lessons Learned 1 of 2

    In general, troubleshooting Kubernetes is tricky. That is because one has to get in and out of pods. I took two days to troubleshoot some…

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  • Thumbnail for From Microservice to Service Mesh

    From Microservice to Service Mesh

    We all know what microservice is now but how does service mesh assist with microservice development. Microservice Microservice as an architecture was firstly conceptualized in…

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  • Thumbnail for Istio Lab – Ingress and Egress

    Istio Lab – Ingress and Egress

    Istio is a popular open-source service mesh implementation using Envoy proxy. One of the benefit of using Istio is the ingress and egress it brings…

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