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Write before In the last article kubernetes Series Tutorials (5) Deep understanding of core concepts pod yaml's first introduction to kubernetes is an important concept of pod, followed by introduction kubernetes series tutorials resource management of pod and Quality of service of pod. 1. Pod Resource Management 1.1 resource definition Contai ...

1, Introduction to Docker swarm Docker swarm and docker-compose In the same way, it is the official docker container choreographer. But the difference is that Docker Compose is a tool to create multiple containers on a single server or host, while Docker Swarm can create container cluster services on multiple servers or hosts. Obviously, Docke ...

1. Overview The SonarQube platform consists of four components: A SonarQube Server starts three main processes: Web server for developers and administrators to browse high-quality snapshots and configure SonarQube instances Search Server based on Elasticsearch searches backwards from the UI Compute Engine server, responsible for processing c ...

Introduction: there are wall problems in google's products in China. As a cloud native machine learning suite, kubeflow helps the team greatly. For the team without turning over the wall, building kubeflow based on the domestic image can help you solve many problems. Here, we provide you a set of kubeflow 0.6 installation scheme based on the d ...

Kubeadm is an official tool provided by Kubernetes to quickly install the Kubernetes cluster. With each release of Kubernetes updated synchronously, Kubeadm will adjust some of the cluster configuration practices. By experimenting with kubeadm, you can learn some new Kubernetes official best practices on cluster configuration. operating system ...

Helm-v3 Application Package Manager 3.1 Why do I need Helm?The application objects on K8S consist of specific resource descriptions, including deployment, service, and so on.Save each file or write it together to a configuration file.Then deploy kubectl apply-f. Why use helm?In k8s, when we deploy applications, we usually use yaml files to man ...

Data persistence of k8s kubernetes storage volume:We know that by default, the container's data is non persistent, and the data is lost after the container is destroyed, so docker provides a volume mechanism to store the data persistently. Similarly, k8s provides a more powerful volume mechanism and rich plug-ins to solve the problem of contai ...

Deployment architecture: I. installing docker Only docker18.06 is supported at this time 1.1. Add source: # yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo 1.2. View package: # yum list docker-ce.x86_64 --showduplicates | sort -r 1.3. Install docker # yum -y install docker-ce-18.06.0.ce-3.el7 Th ...

Author: Nassos Michas European Dynamics SA, CTO If you are using Helm Chart provided by Rancher to install cert manager in the Kubernetes cluster managed by Rancher, you may have received a reminder from Let's Encrypt recently: Check the log of cert manager in the cluster, and you can see that Let's Encrypt refused to update the certificate ...

1. Strengthen the understanding of kubectl config command in combination with kubectl deployment kubectl config command generates cluster information, cluster users and user permissions and writes these contents to the configuration file read by kubectl The kubectl config command executed when deploying kubectl is as follows [root@k8s-master a ...