Linux
- Backup basics and sample scripts in Linux
- Compression options in Linux, gzip vs pigz
- Connecting to Linux server over SSH from Windows
- Converting from single disk to RAID-1 on Ubuntu Linux
- Create a KVM virtual server on CentOS
- Freeing up disk space
- How to add a 2FA to your SSH session
- How to check the health of your servers hard disk
- How to convert CentOS 8 to Alma Linux
- How to convert CentOS 8 to CloudLinux
- How to convert CentOS 8 to Rocky Linux
- How to generate and use SSH keys on Linux
- How to install docker and get your first container running
- How to reset root password on CentOS Linux
- How to reset root password on Ubuntu Linux
- How to use Acronis cyber backup for Linux backups
- How to use sudo permissions for specific tasks on accounts with nologin or password on Linux
- Install Linux Apache MySQL PHP on Ubuntu 20.04 LTS (LAMP)
- Installing OpenVPN Access Server
- Installing WordPress on your server
- Iptables – basic examples
- Iptables – save running configuration and dropping configuration
- ISCSI Client and connecting to a target on Debian or Ubuntu
- ISCSI server and creating targets on Debian or Ubuntu
- Live resize root partition on Linux Server (VM)
- Manually creating a MySQL database, initial security and adding a user
- Mdadm software raid – cheat sheet
- Monitoring Linux server performance in real time with atop command
- MySQL performance troubleshooting
- Recovering accidentally deleted partitions Linux & Windows
- Recovering from a damaged or deleted grub installation
- Scheduled tasks (cron jobs) in Linux
- SCP – copy files between servers – help and tips with examples
- Setting up an NFS server and connecting to it
- Transferring files between directories and servers with Rsync
- Understanding and working with the fstab
- Virsh – a quick guide to everyday use commands (Linux/KVM)
- Vzctl – a quick guide to every day use commands