015.Kubernetes binary deployment all nodes kubelet

I. deployment of kubelet kubelet runs on each worker node, receives the request sent by Kube API server, manages the Pod container, and executes interactive commands, such as exec, run, logs, etc. When kubelet starts, it automatically registers the node information with Kube apiserver, and the built-in cadviser counts and monitors the resourc ...

Posted on Sun, 17 Nov 2019 23:45:26 -0500 by dev99

Notes on k8s high availability cluster construction

This note is for groping to install k8s high availability cluster.The common scheme of kubeadm + preserved + haproxy is selected. Environmental Science: VMware Fusion 11.5 Debian 10 keepalived: haproxy: kubeadm: v1.16.2 kubectl: v1.16.2 Steps: Host environment preparation (static IP settings, etc.) Install and configure haproxy Installatio ...

Posted on Sun, 17 Nov 2019 11:53:31 -0500 by j152

k8s practice: Prometheus Operator monitoring Kubernetes cluster

Environmental Instructions: host name Operating System Version ip docker version kubelet version helm version To configure Remarks master Centos 7.6.1810 172.27.9.131 Docker 18.09.6 V1.14.2 v2.14.3 2C2G master host node01 Centos 7.6.1810 172.27.9.135 Docker 18.09.6 V1.14.2 v2.14.3 2C2G node Node node02 Centos 7.6.1810 172.27.9.136 Doc ...

Posted on Fri, 15 Nov 2019 17:21:06 -0500 by stephenjharris

004.Kubernetes binary deployment creation certificate

Create CA certificate and key 1.1 install cfssl Toolset 1 [root@k8smaster01 ~]# mkdir -p /opt/k8s/cert 2 3 [root@k8smaster01 ~]# curl -L https://Pkg.cfssl.org/r1.2/cfssl ﹣ linux-amd64 - O / opt / k8s / bin / cfssl ᦇ download cfssl software 4 [root@k8smaster01 ~]# curl -L https://Pkg.cfssl.org/r1.2/cfssl json ﹐ linux-amd64 - O / opt ...

Posted on Fri, 15 Nov 2019 09:38:42 -0500 by Andy82

003.Kubernetes Binary Deployment Preparation

Pre-preparation 1.1 Preconditions Corresponding fully resourced Linux servers; Set the appropriate host name, refer to the command: 1 hostnamectl set-hostname k8smaster Mac and UUID are unique; If the firewall is not closed, it is recommended that the port be freed as follows: Master Node-- ...

Posted on Thu, 14 Nov 2019 14:17:15 -0500 by villager203

Portworx demonstration: migrating stateful applications and data between K8S clusters

More and more enterprises choose Kubernetes as their infrastructure, which can help us shorten the time to market of software projects, reduce the cost of infrastructure, and improve the quality of software. Because Kubernetes is relatively new, IT teams are learning how to run and maintain applications on Kubernetes in a production environment ...

Posted on Thu, 14 Nov 2019 05:53:16 -0500 by dickd

Use kubeasz to install K8S cluster, not affected by domestic network environment

github: https://github.com/easzlab/ku... 1. Preliminary preparation A machine with Ubuntu or CentOS installed (it can be a virtual machine). In this paper, the Ubuntu 19.10 virtual machine is used, with 2g memory Configure basic network, update source, SSH login, etc 2. Download and install kubeasz # Download the tool script easzup, for exa ...

Posted on Sat, 09 Nov 2019 08:14:57 -0500 by spaggle

k8s practice: heapster+influxdb+grafana to implement kubernetes cluster monitoring

Environmental Instructions: host name Operating System Version ip docker version kubelet version To configure Remarks master Centos 7.6.1810 172.27.9.131 Docker 18.09.6 V1.14.2 2C2G master host node01 Centos 7.6.1810 172.27.9.135 Docker 18.09.6 V1.14.2 2C2G node Node node02 Centos 7.6.1810 172.27.9.136 Docker 18.09.6 V1.14.2 2C2G node ...

Posted on Fri, 08 Nov 2019 19:13:10 -0500 by chewydence

Based on Kubernetes Gitlab CICD

Original text: https://i4t.com/4373.html In most cases, the construction project will take up a lot of system resources. If gitlab itself is used to run the construction task, obviously gitlab's performance will be greatly reduced. The most important function of gitlab ci is to manage the construction status of each project. Therefore, it is m ...

Posted on Fri, 08 Nov 2019 04:21:17 -0500 by bkanmani

Get to know K8s for the first time, and create a guestbook guestbook application [K8s | from zero to hero]

After class practice: Kubernetes core concept 1. Objective overview This paper introduces a simple K8s first-hand application, hoping that through this simple practice, we can have a deeper understanding of the core concept of K8s. Consolidate the basic concept of Kubernetes Learn to deploy a standard "multi tier" application u ...

Posted on Fri, 08 Nov 2019 01:54:37 -0500 by zulfiboy