# 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