Certbot SSL Auto-Renewal Check Shell Script (Let’s Encrypt)
Verify Let's Encrypt SSL certificates renew correctly on Linux with a Certbot check script and email alerts on…
Read tutorial →shell scripting
Browse step-by-step tutorials in this topic.
Extend LVM Disk on Linux with a Shell Script (lvresize & xfs/ext4)
Extend LVM logical volumes on Linux with a safe Bash script. Grow partitions, PV, VG, LV, and filesystem…
Read tutorial →
Postfix Mail Queue Monitor Shell Script for Linux Servers
Monitor Postfix mail queue on Linux with a Bash script. Alert when queued messages exceed threshold and flush…
Read tutorial →Linux Shell Scripting Guide (2026): 17 Bash Tutorials for Sysadmins
Complete Linux shell scripting guide with 17 Bash tutorials: backup, monitoring, security, log analysis, and automation scripts for…
Read tutorial →
Linux Port Monitor Shell Script (Check Open Ports & Services)
Monitor open ports and running services on Linux with a Bash script. Alert when expected ports are closed.
Read tutorial →
WordPress Backup Shell Script (Files + Database on Linux)
Backup WordPress files and MySQL database on Linux with one Bash script. Tar archive plus mysqldump for complete…
Read tutorial →
Apache Log Analyzer Shell Script (Top IPs, URLs & Errors)
Analyze Apache access and error logs on Linux with a Bash script. Find top traffic sources and 404…
Read tutorial →
Custom Log Rotation Shell Script for Linux (/var/log Cleanup)
Rotate and compress Linux log files with a custom Bash script. Control retention, compression, and old log cleanup.
Read tutorial →
Linux System Update Checker Shell Script with Email Notification
Check for available Linux system updates with a Bash script. Email notification for pending security patches.
Read tutorial →
Docker Cleanup Shell Script (Prune Images, Containers & Volumes)
Free disk space on Linux with a Docker cleanup Bash script. Prune stopped containers, unused images, and volumes.
Read tutorial →