LINUX BOOTING & TROUBLESHOOTING

Shikhar Verma, Solution Architect

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23 Lessons (2h 8m)
    • 1. Linux Booting Process

      9:51
    • 2. Runlevels in Booting Process

      5:27
    • 3. Lab on Basic System Recovery (Initramfs file missing/Corrupted)

      12:56
    • 4. Lab on Basic System Recovery (Grub related issues -1)

      7:02
    • 5. Lab on MBR corruption (Stage 1 Grub)- basic System Recovery

      5:31
    • 6. Lab on MBR Corruption - Part 2

      4:04
    • 7. Basic System Recovery (Critical files are missing like mount binary)

      3:01
    • 8. Lab on Basic System Recovery (Critical files are missing like mount binary etc)

      8:59
    • 9. Overview & features of Red Hat Linux 7

      6:03
    • 10. Features of systemd - 1

      6:06
    • 11. Features of systemd - 2

      4:36
    • 12. RHEL7 vs RHEL6 - Part 1

      4:04
    • 13. RHEL7 vs RHEL6 - Part 2

      5:45
    • 14. RHEL7 vs RHEL6 - Part 3

      2:10
    • 15. Practice Lab Session - 1

      3:38
    • 16. Practice Lab Session - 2

      6:08
    • 17. Practice Lab Session - 3

      7:11
    • 18. Rescue Mode in RHEL 7

      4:10
    • 19. Lab session on booting into Rescue Mode

      3:43
    • 20. Emergency Mode in RHEL 7

      2:40
    • 21. Lab session on booting into Emergency Mode

      3:14
    • 22. Troubleshooting mode

      5:58
    • 23. Resetting the root passwd

      6:11

About This Class

Troubleshooting Linux Boot Problems in Red Hat Linux 6/7 (Basic System Recovery) - Advanced Level

  • Simple & step by step understanding of Linux Boot Process ( 2 detailed Sessions)

  • Overview of Red Hat Linux 7 and their features

  • Comparison of features of RHEL7 with RHEL6

  • Lab on Basic System Recovery (Initramfs file missing/Corrupted)

  • Lab on Basic System Recovery (Grub related issues like stage 1.5/2 grub is missing)-Part1

  • Lab on Basic System Recovery (Grub related issues like stage 1.5/2 grub is missing)-Part2

  • Lab on Basic System Recovery (Master Boot Record missing/corrupted)

  • Lab on Basic System Recovery (Critical files are missing like mount binary, incorrect entry in fstab etc)

  • Lab on Basic System Recovery (Critical files are missing like mount binary, incorrect entry in fstab etc)

Red Hat Enterprise Linux 7

  • Overview about RHEL7 with its new features

  • Comparison with RHEL 6

  • Lab on systemd service (Familiar with different systemd targets & new commands)

  • Rescue mode in RHEL 7

  • Lab on rescue mode

  • Emergency mode in RHEL 7

  • Lab on emergency mode

  • Troubleshooting mode (Overview and Lab)

  • Lab on Recovering the Root password in RHEL7

    • Resetting the Root Password Using an Installation Disk 

    • Resetting the Root Password Using rd.break