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Bash DevOps Scripts

A collection of simple Bash scripts for basic system administration and automation tasks.

Scripts included

backup.sh

Creates a compressed archive of a specified directory and writes a log entry.

Features:

directory backup using tar
timestamped archive names
logging to file

disk_check.sh

Checks disk usage and warns if it exceeds a defined threshold.

Features:

monitors disk usage percentage
customizable threshold
suitable for automation (cron)

system_report.sh

Displays basic system information.

Features:

CPU usage
RAM usage
system uptime
log_cleaner.sh

Requirements

Linux system
Bash
Standard utilities: tar, df, awk, tr, free, uptime, find

Usage

Make scripts executable:

chmod +x *.sh

Run any script:

./script_name.sh