Kolla ansible deploying OpenStack multi node
https://zerosun.top/2019/08/12/openstack-deploying-by-OSA/
https://www.bookstack.cn/read/deployopenstackwithpuppet/deployment_tool-osa.md
1. Preparation environment:
Three physical machines or virtual machines (CentOS7 system and virtual machine environment are used in this paper)
One deploy and two network cards (ens192 and ens224)
One cont ...
Posted by hofdiggity on Fri, 03 Dec 2021 05:09:45 -0800
Data Plane unloading principle of virtio Network -- Vhost net master
Interface usage
libvirt
When configuring the virtio network card, libvirt enables this feature by specifying the driver as vhost, as follows:
<interface>
<model type='virtio'/>
<driver name='vhost'/>
......
</interface>
qemu
qemu designs vhost as an attribute of the network device. The virtio n ...
Posted by lazersam on Thu, 02 Dec 2021 22:48:28 -0800
Ten minutes to understand docker
1, What is docker?
wiki introduction
Docker is an open source software and an open platform for developing, shipping and running applications. Docker allows users to separate applications in Infrastructure to form smaller particles (containers), so as to improve the speed of software delivery. Docker containers are similar to virtu ...
Posted by QSDragon on Sat, 27 Nov 2021 22:47:07 -0800
Making Dockerfile for Tomcat
Next, I will write a Dockerfile of Tomcat to build a Docker image, start a Tomcat container based on the image, and finally try to deploy a test project in the middle of the container
Idea:
Based on centos image, configure a jdk environment and tomcat environment, and configure environment variables
1. Download JDK and tomcat
Downlo ...
Posted by ondi on Wed, 20 Oct 2021 23:50:26 -0700