Container Building This document assumes you already read ContainerIntroduction . Our tool to build images is podman together with a Containerfile describing t...
Container Continuous Integration Automatic building of container images using jenkins. Security To enable deployment from jenkins to the container registry we ne...
Container Introduction This document tries to give a rough overview what containers are and how to use them. For some Policies see ContainerPolicies. For more inf...
Container Policy Running Containers is still (04 2020) in evaluation. Here are the current restrictions * not productive * no backup * no high availabili...
Container Registry We are running our own container registry. https://registry.acc.gsi.de It's not high available, there is no backup, it might change to a differ...
Jetty default (since 2022) servlet container for user managed services (ClusterAcc9). Installation INN will install Jetty by user request on service hosts. It wi...
Kubernetes Managing a lot of containers leads to the need of a management tool. Kubernetes is one of them (not the only one, but the most famous, other exampl...
Kubernetes Certificates Handling SSL Certificate generation and renewal in Kubernetes can be automated. The tool used is cert manager definition create a certifi...
Kubernetes debug how to debug application running in kubernetes? access running container get a shell inside the running container. kubectl exec my app ti /b...
Kubernetes DNS name decoder NAME.SPACE.TYPE.CLUSTER.K8S.ACC.GSI.DE NAME is the name of the object SPACE is the kubernetes namespace you are working with. For ...
Kubernetes Hints Java Java and Kuberentes is a bit complicated. Java tries to autodetect various system information (for example Memory, Cpu count) and autotunes...
Kubernetes Ingress In KubernetesServices we learned how to expose an application using a service and a loadbalancer. If the application is http based we can a...
Kubernetes Limitations kubernetes has some limitations. They result in our current setup, or policies or are builtin * total of about 2700 external services ov...
Kubernetes Monitoring is done with prometheus. Webinterface is grafana. https://prometheus.acc.gsi.de/grafana/ Service Metrics Prometheus is doing auto discovery...
Kubernetes Resource Limits Container and pods in Kubernetes are dynamically distributed on the available nodes. Processes in a container consume cpu cycles and me...
Kubernetes Services This document assumes you already read Kubernetes Now that we know how to build containers and deploy them to Kubernetes we want to ac...
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