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check Redhat version

The objective of this guide is to provide you with some hints on how to check system version of your Redhat Enterprise Linux (RHEL). There exist multiple ways on how to check the system version, however, depending on your system configuration, not all examples described below may be suitable. For a CentOS specific […]

Nginx server configuration

yum -y install make gcc gcc-c++ openssl openssl-devel pcre-devel zlib-devel

wget -c http://nginx.org/download/nginx-1.14.2.tar.gz

tar zxvf nginx-1.14.2.tar.gz

cd nginx-1.14.2

./configure –prefix=/usr/local/nginx

make && make install

cd /usr/local/nginx

./sbin/nginx

ps aux|grep nginx

Nginx load balancing configuration example

Load balancing is mainly achieved through specialized hardware devices or through software algorithms. The load balancing effect achieved by […]

Docker installation builds Tomcat + MySQL

Docker installation builds Tomcat + MySQL

virtual machine Virtual machine installation Docker Build on a clean CentOS image Centos image preparation Pull the Centos image on the virtual machine: docker pull centos Create a container to run the Centos image: docker run -it -d –name mycentos centos /bin/bash Note: There is an error here […]

Kubernetes install centos7

Kubeadm quickly builds a k8s cluster

surroundings

Master01: 192.168.1.110 (minimum 2 core CPU)

node01: 192.168.1.100

planning

Services network: 10.96.0.0/12

Pod network: 10.244.0.0/16

Configure hosts to resolve each host

vim /etc/hosts

127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 192.168.1.110 master01 192.168.1.100 node01

Synchronize each host time

yum install -y ntpdate ntpdate time.windows.com

[…]