Learn Linux TV: Linux Crash Course - Inspecting Hardware Commands

Introduction

• Series: Linux Crash Course
• Focus: Inspect hardware using Linux commands
• Target Audience: Those needing to find out hardware details (e.g., network card, CPU)

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  • Supports popular Linux distributions (Debian, CentOS, Fedora, Ubuntu, Arch Linux)
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Command Line vs GUI

• Myth: Command line is not always needed for hardware inspection
• Reality: GUI tools exist (e.g., Settings > About on many distros)
• Focus on CLI: Useful for non-GUI environments like servers

Commands to Inspect Hardware

1. lsusb

• Purpose: List USB devices
• Usage: Basic command to detect USB devices
• Watch Command:
  • Combine with watch for real-time updates
  • -D option highlights differences
• Tree View: Use lsusb -t for tree view of USB device connections

2. lspci

• Purpose: List PCI devices
• Usage: Detect devices on PCI bus (e.g., GPUs, network cards)
• Common Use: Check Linux compatibility, drivers (e.g., Nvidia proprietary drivers)

3. lshw

• Purpose: List hardware details
• Usage: Comprehensive hardware info; use sudo for complete data
• HTML Output: lshw -html to create HTML report for web browsers
• Shortened Output: Use -short for a concise view

4. lscpu

• Purpose: Display CPU details
• Usage: Detailed info about CPU, architecture, and features
• Example: Info on CPU model, cores (e.g., AMD Ryzen 9 3950X)

5. lsblk

• Purpose: List block devices (storage)
• Usage: Identify disks, partitions, and types
• Combining with Watch:
  • Useful for verifying storage devices before actions like formatting
  • Real-time device connection updates

Conclusion

• Summary: Provided essential commands for hardware inspection
• Future Content: Acknowledgement of additional commands not covered
• Engagement: Encouragement to like and support Learn Linux TV

Additional Resources

• Visit support.linux.tv for supporting the channel
• Consider exploring more content on Linux commands and troubleshooting

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