Using Ansible Playbook To Snapshot Virtual Machine On vSphere
Using Ansible Playbook To Snapshot Virtual Machine On vSphere
- Ansible provides various modules to manage VMware infrastructure, which includes datacenter, cluster, host system and virtual...
Understand free -h
Lets explain these parameters:
total: Your total (physical) RAM (excluding a small bit that the kernel permanently reserves for itself at startup); that's why it shows 15 GiB , and not...
Use Nmap to Scan for Open Ports on Your Servers
Introduction
Nmap, short for Network Mapper, is a free, open-source tool for vulnerability scanning and network discovery. Network administrators use Nmap to identify what devices are running on their systems, discovering hosts...
[Linux For Beginners] Linux Users and Permissions
This tutorial will provide you with an explanation of how Linux users organized, what permissions are, how they work, and how to manage them. A number of examples will be provided...
How to auto disconnect inactive users after a period of time in Linux
If there are many users who access to your system, it’s dangerous and resource-consuming when users keep their ssh connection for a long time. In this post, I would like to...
curl vs wget
What both commands do
both are command line tools that can download contents from FTP, HTTP and HTTPS
both can send HTTP POST requests
both support HTTP cookies
both are designed...