• How to Monitor Kubernetes Applications with Prometheus Operator

    2 min read

    install prometheus operator helm

    Prometheus is an open-source systems monitoring and alerting toolkit that users a multi-dimensional data model with time series data identified by metric name and key/value pairs.

    The Prometheus operator is a Kubernetes operator that simplifies the provision and management of Prometheus instances on Kubernetes. It provides easy management of Prometheus instances as native Kubernetes resources, and also includes a built-in service discovery mechanism to automatically discover and monitor Kubernetes services.


  • Kubernetes: Operator vs Controller

    2 min read

    kubernetes operator controller difference

    In Kubernetes some times we talk about controllers and operators as if they are interchangeable. Some times they are, but there's a difference that in some cases makes it incorrect.


  • OpenShift: Operators lifecycle using manifest files

    4 min read

    OpenShift install operator manifest

    With OpenShift we can use a nice UI to install and remove operators, but we can achieve exactly the same using manifests and kubectl (oc)



From pet to cattle
Treat your kubernetes clusters like cattle, not pets