IBM Cloud Kubernetes Service - k8s external cloud storage performance test

There are many ways to store k8s data: emptyDir (temporary storage), hostpath (semi persistent storage), persistent storage (file, block, object storage, etc.). Almost all public cloud vendors support cloud storage service integration k8s hosting. The k8s system itself adopts two concepts, persistent volume (PV) and Persistent volume claim (PVC ...

Posted on Thu, 25 Jun 2020 23:31:23 -0400 by kamurj

CentOS 7.4 builds Kubernetes 1.8.5 cluster

Environment introduction role operating system IP host name Docker version master,node CentOS 7.4 192.168.0.210 node210 17.11.0-ce node CentOS 7.4 192.168.0.211 node211 17.11.0-ce node CentOS 7.4 192.168.0.212 node212 17.11.0-ce 1. B ...

Posted on Sun, 21 Jun 2020 07:06:15 -0400 by scuzzo84

k8s introduction and cluster construction and deployment

About Kubernetes Chinese document: http://docs.kubernetes.org.cn/ Kubernetes is an open source platform for automatic deployment, expansion and operation and maintenance of container clusters. With kubernetes, you can quickly and effectively respond to user needs; deploy your applications quickly and ...

Posted on Thu, 18 Jun 2020 22:33:27 -0400 by bengaltgrs

Kubernetes in action Cluster Service

Kubernetes Cluster Service Kubernetes in action Cluster Service (1) Create services through kubectl expose Service Discovery Connect services outside the cluster Exposing services to external clients Service using NodePort type Get the IP of all nodes using JSONPath Understanding the characteristic ...

Posted on Thu, 18 Jun 2020 21:15:40 -0400 by shage

kubernetes dynamic storage based on nfs

1 create nfs Deploy the nfs service on the kubernetes master node and execute on the master node #master node install nfs yum -y install nfs-utils #Create nfs directory mkdir -p /nfs/data/ #Modify permission chmod -R 777 /nfs/data #Edit the export file, which is the default configuration file of nfs vim /etc/exports /nfs/data *(rw,no_root_sq ...

Posted on Tue, 16 Jun 2020 03:04:15 -0400 by snk

Installing kubernetes from kubeadm

This article mainly explains the installation of kubentes under centos7 1 stand alone installation 1.1 installation via minikub (official minikub) This section mainly introduces the installation of a local stand-alone kubenetes through minikube tool 1.1.1 minikube installation If you need to install it in a virtual machine, you need to first in ...

Posted on Tue, 16 Jun 2020 00:31:57 -0400 by batman99

kubernetes Getting Started to Actual Guard and Task Controller --(01)

1. DaemonSet controller Introduction to 1.1 DaemonSet When introducing DaemonSet, let's first think about a question: I believe everyone has been exposed to monitoring systems such as zabbix. Monitoring systems need to install an agent on the monitored machine. Installing an agent usually involves the following scenarios: All nodes must have ...

Posted on Mon, 15 Jun 2020 15:38:21 -0400 by zman

State change of PV and PVC in K8s

We should be familiar with several states of PV and PVC, but there may be some questions in the use process, such as why PVC has become Lost state, how the newly created PVC can bind the previous PV, and can I restore the previous PV? Here we will explain several state changes in PV and PVC again. In d ...

Posted on Mon, 15 Jun 2020 00:34:40 -0400 by waseembari1985

Getting started with kubernetes to the real-world Stateless controller

1. Learn more about controllers 1.1 Controller Overview Pod is the basis of all running applications or deploying services in kubernetes. It can be seen as a robot running in k8s. Applications running alone in Pod do not have advanced features, such as Pod cannot migrate automatically when a node fails, Pod multi-replica extends horizontally, ...

Posted on Sat, 13 Jun 2020 15:12:42 -0400 by hannnndy

[K8S] 10,000 words long, understand the continuous integrated delivery environment based on Docker+K8S+GitLab/SVN+Jenkins+Harbor

Overview of environmental construction 1.What is K8S? K8S, known as Kubernetes, is a new leading distributed architecture based on container technology, which aims to automate resource management and maximize resource utilization across multiple data centers. If our system design follows the design ...

Posted on Fri, 12 Jun 2020 20:59:41 -0400 by dtdetu