k8s uses Harbor warehouse

title: kubeadm installation k8s version 1.15 image: /images/theme/k8s.jpg Premise: 1. The node where k8s is installed must be a CPU larger than 1 core 2. Alibaba cloud's repo and base sources curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo curl -o /etc/yum.repos ...

Posted on Sun, 07 Jun 2020 03:02:58 -0700 by williamg

Linux Advanced_Details of DNS Services and BIND

It's not easy to succeed. Double your efforts! 1 Name Resolution Introduction and DNS 1.1 How DNS services work 1.2 DNS Query Type 1.3 Name Server 1.4 Parse Type 1.5 Complete Query Request Processes 2 DNS service related concepts and technologies 2.1 Type of DNS Server 2.2 Area Transport 2.3 Parsi ...

Posted on Sat, 06 Jun 2020 21:31:22 -0700 by beboni

Introduction to docker

1. Core docker concepts 1.1 docker mirror Doker mirroring, also known as image, is similar to virtual machine mirroring in that it can be understood as a read-only template for a polygon docker engine and also includes a file system. Mirrors are the basis for creating containers. Through versioning ...

Posted on Fri, 05 Jun 2020 18:37:57 -0700 by Ofro04

Common modules and cases of CICDAnsible

Ansible common modules and cases Common modules File module: create a directory or file for the target host, and give permissions - name: create a file file: 'path=/root/aaa.txt state=touch mode=0755 owner=foo group=foo' copy module: file transfer from ansible to target - name: copy a file copy: 'remote_src=no src=roles/testbiox/foo.sh ...

Posted on Thu, 04 Jun 2020 09:22:46 -0700 by impulse()

Keeping alive to realize LVS load balancing high availability cluster

1. The preserved software is used to manage and monitor the status of each service node in LVS cluster system in the early stage; 2. In the later stage, VRRP is added to realize high availability. Therefore, it can provide high availability for lvs load balancing and other services.. Experiment image: Centos 8.1.1911 Sketch: (to be filled) 1. ...

Posted on Thu, 04 Jun 2020 09:01:04 -0700 by hailam

CDH6.3.2 enable Kerberos authentication

Tags (space separated): building big data platform 1: How to install and configure KDC service 2: How to enable Kerberos through CDH 3: How to log in to Kerberos and access Hadoop related services 1: How to install and configure KDC service 1.1 system environment 1. Operating system: CentOS7.5x64 2.CDH6.3.2 3. Use root user fo ...

Posted on Sat, 30 May 2020 08:55:47 -0700 by radhoo

CDH6.3.2 deployment of big data platform

Tags (space separated): building big data platform 1: Environment initialization 2: Installation of CDH6.3.2 1: Environment initialization 1.1 environment introduction System: CentOS7.5X64 cat /etc/hosts ---- 192.168.11.160 dev01.lanxintec.cn 192.168.11.161 dev02.lanxintec.cn 192.168.11.162 dev03.lanxintec.cn ---- 1.2: Keyless l ...

Posted on Thu, 28 May 2020 08:02:40 -0700 by tomhilton

Redis High Availability Cluster Practice

1. Environmental Instructions redis version: Redis-5.0.8System version: Redhat6.8 Host IP redispri1 110.50.1.55 redispri2 110.50.1.56 redispri3 110.50.1.57 redisbck1 110.50.1.57 redisbck2 110.50.1.59 redisbck3 110.50.1.60 2. Build a redis highly available cluster Each node closes NetworkManager, selinux=disable # /etc/init.d ...

Posted on Mon, 18 May 2020 09:34:46 -0700 by kansaschuck

Using Mitutoyo cloud free server to build FastDFS basic service practice

FastDFS primary building The free server of Sanfeng cloud is used as the learning environment Here is a small list for Sanfeng cloud. Their free products are especially suitable for students like me preparation Start building Install dependencies Make the generated url accessible It has to be explained Write ...

Posted on Sun, 17 May 2020 01:08:21 -0700 by TheCase

Docker theory introduction and installation tutorial

Be based on Linux As far as docker is concerned, it is an open source tool to run applications in it, which can be considered as a lightweight virtual machine. Docker's logo is a whale carrying a container (the old logo). The new logo directly simplifies the details and changes the color, as shown below. As you can see from the picture, ...

Posted on Thu, 07 May 2020 19:29:18 -0700 by campsoup1988