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linux_course_doc/certificates/advanced/ideas.md

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Hardware

  • compare /proc/interrupts between a physical machine, a VM and a Raspberry Pi
  • compare /proc/ioports between a physical machine, a VM and a Raspberry Pi
  • compare /proc/dma between a physical machine, a VM and a Raspberry Pi
  • install a physical machine, first with BIOS, next with UEFI via debian expert install
  • inspect the link between kernelspace and userspace via strace
  • learn about device ID's via udev rules
  • manage hdd's in a VM to explore SATA, SCSI, etc
  • install debian on a LVM and expand with a second disk
  • add a new hdd after installation, format, mount it and add it to fstab

Booting

  • replace systemd with sysV

Topic 103: GNU and Unix Commands

  • explore different shells
  • basic regex exercises
  • vim regex exercises on html/md files
  • sed exercises for multiple files

103.5 Create, monitor and kill processes

  • deep dive into htop with strace and lsof
  • use ps and pgrep for scripting purposes
  • practical usage of nice with compilation tests
  • nohup

104.6 Create and change hard and symbolic links

  • git dotfiles with symlinks
  • nginx sites-enabled vs sites-available