Creating a kubernetes cluster and deploying containerized applications is only the first step. Once the cluster is in place, we need to ensure that all the components work together and meet their needs. Kubernetes is a complex system. The operation and maintenance team needs a set of tools to help them know the real-time status of the cluster a ...
Docker is great to use, especially when it comes to DevOps practices. However, when you pull mirrors in China or locally, you often encounter various "constipation" - either the mirror pull is slow, or the connection is intermittent, or the connection times out!
When our images are large (like someone dropped a Warcr ...
Posted by genom on Tue, 17 May 2022 13:01:00 +0300
Follow the example example / hosts Multi node node node configuration, prepare 4 virtual machines and build a multi master high availability cluster.
1. Basic system configuration
Recommended memory 2G / hard disk 30G or more
Minimize installation of CentOS 7 Minimal
Configure bas ...
Posted by anita999 on Mon, 16 May 2022 19:13:39 +0300
Introduction: Alibaba cloud proprietary cloud container service elastic scaling best practice
1. Introduction to elastic expansion of container service
This section will briefly describe the elastic scaling of container services based on the principle of use.This practice is based on the K8s business cluster running on the private cloud to con ...
Posted by jv2222 on Sat, 14 May 2022 01:05:01 +0300
Graphical interface overview
Dashboard is the abbreviation of business intelligence dashboard (BI dashboard). It is a general business intelligence dashboard The module that can realize data visualization is a data virtualization tool that shows the measurement information and the current situation of key business indicators (KPI s) to ent ...
Posted by mrcodex on Thu, 12 May 2022 09:39:34 +0300
kubeadm is a tool launched by the official community for rapid deployment of kubernetes clusters.
This tool can complete the deployment of a kubernetes cluster with two instructions:
# Create a Master node
$ kubeadm init
# Add a Node node to the current cluster
$ kubeadm join <Master Node's IP and port >
1. Installation requirements ...
Posted by XiaoRulez on Wed, 11 May 2022 03:36:32 +0300
What is ingress
When introducing service in the previous article, it was said that the three modes of service, ClusterIP, NodePort and LoadBalance, are provided in the dimension of service. The role of service is reflected in two aspects. For the inside of the cluster, it constantly tracks the changes of pod, updates the objects corresponding ...
Posted by unknown on Tue, 10 May 2022 23:04:39 +0300
1, Kubedm deployment k8s cluster
1. Environmental preparation
3 individual node Node time must be synchronized
The k8s version installed here is version 1.15.0, and the docker deployment installation specifies version 18.9.0 Set hos ...
Posted by bughunter2 on Tue, 10 May 2022 09:06:22 +0300
Build Kafka:2.13-2.6.0 and Zookeeper:3.6.2 clusters
1, Service version information:
2, Create Zookeeper image
Zookeeper uses the official image provided in docker hub. You can download it directly by using the following command:
docker pull zookeeper:3.6.2
Since the startup script used ...
Posted by miles_rich on Mon, 09 May 2022 02:15:25 +0300