How to install LAMP stack on Ubuntu 21.04
LAMP is L(Linux) A(Apache) M(Mysql) P(PHP) is a software stack intended for fast and reliable web application development.
Where to find failed ssh attempts in your Linux machine
As a system administrator it is important to know, is there any unwanted person who is trying to access your machines? Failed ssh attempts in our machine can answer that.
How to change Nova quotas in OpenStack wallaby
Quotas are operational limits set by the administrator. The idea behind setting quotas is single-tenant cannot consume all of the resources.
How to Change Linux files and directory permissions
Linux is a multi-user system, accessing files and directory is based on permissions assigned to them. This article is focused on changing Linux file and directory permissions with chmod command.
Understanding files and directory permissions in Linux with examples
Permission on files and directory decides which files/folders are allowed to be accessed by any given user.
Important Kolla-ansible commands for managing OpenStack deployment
Kolla-ansible commands are very useful for managing the OpenStack deployment. This article discusses important commands with examples.
Kolla Ansible deploying OpenStack wallaby on Ubuntu 20.04 [part-2]
How to test kolla-ansible openstack deplyement, Important dependencies needed for openstack management and issues we faced.
Kolla Ansible deploying OpenStack wallaby on Ubuntu 20.04 [part-1]
Kolla Ansible provides Docker containers and playbooks to provide production-ready containers and deployment tools for OpenStack.
How to create a virtual network interface in Ubuntu 20.04
A virtual interface is a networking interface that mimics a physical interface. Due to virtual interfaces creating virtual machines or containers are possible.
How to install Ubuntu 21.04 (Hirsute Hippo)
This guide will help you to install Ubuntu 21.04 in your system with bootable USB drive. Snapshots are used for more understanding.