Understanding Linux File Permissions

Linux CLI Guide: Understanding Linux File Permissions

Master this essential Linux command for daily server management.

Basic Usage

# Basic command
command --help

# Common options
command -a -l -h

Advanced Examples

# Example 1: Find files
find /path -name "*.log" -mtime +7

# Example 2: Process management
ps aux | grep process_name

# Example 3: Disk usage
du -sh /var/log/*

Practical Use Cases

1. System monitoring and diagnostics
2. File and directory management
3. Process control and automation
4. Performance optimization

Pro Tips

• Use aliases for frequent commands
• Combine with pipes for powerful workflows
• Always test in non-production first