Category: Hệ thống

Configure Apache for SSL HTTPS CentOS 6

Configure Apache for SSL HTTPS CentOS 6 Using Apache over HTTPS or SSL allows a slightly more secure setup, any computer that connects over ssl is automatically encrypted. Original Reference:   Here’s the basic instructions: Login to your server, and su to root install modssl and openssl The next Large step is to generate

Nginx SSL and Varnish

Firstly, lets get this out of the way: Varnish does not do SSL, at all and likely won’t ever. Varnish is not a tool for connection managment, it’s a tool to cache web-pages and make them faster. That is all. To get the speed benefits of Varnish over the SSL traffic we have to run

Install Tomcat 8 on CentOS, RHEL, or Fedora

Step 1: Install JDK 1.7 You can download the latest JDK here: We’ll install JDK 7, Update 60 (7u60). The JDK is specific to 32 and 64 bit versions. My CentOS box is 64 bit, so I’ll need: jdk-7u60-linux-x64.tar.gz. If you are on 32 bit, you’ll need: jdk-7u60-linux-i586.tar.gz Start by creating a new directory

Collecting Ubuntu Linux System Information

Find the system host name Display the system’s host name: $ hostname $ cat /etc/hostname server1 Display the system’s DNS domain name: $ dnsdomainname Display the system’s Fully Qualified Domain Name (FQDN): $ hostname -f Find the system serial number, manufacturer of the system and model name $ sudo dmidecode -s system-serial-number $

Docker basic

What is Docker? When people talk about docker they are most likely talking about the docker engine. Docker is in fact an organization which creates tools to assist with the creation and deployment of software in a portable manor. As well as creating the docker engine they also have projects which orchestrates and manages deployed

AppCatalyst & Docker Lab

“VMware AppCatalyst is an API and Command Line Interface (CLI)-driven Mac hypervisor that is purpose-built for developers, with the goal of bringing the datacenter to the desktop.” This Hands-on Lab will walk you through the installation of VMware AppCatalyst and Docker Basics including Docker Machine, Docker Compose, and Docker Swarm. AppCatalyst is currently Tech Preview


Introduction Don’t we all know  Docker by now? In short, Docker is a so called “container solution”, which you can use to create application containers. Such a container is constructed from a base image and provisioned with e.g. an application and its configuration files. Unlike VM-based solutions, where a guest operating system runs fully independent of