meta data for this page
  •  

This is an old revision of the document!

Linux Basics

Boot

  1. BIOS/UEFI
  2. SHIM
  3. GRUB
  4. KERNEL
  5. Init process / process 0
    • systemd
  6. User Space
    • Windows manager

Folder

  • /bin/
    • binaries, sbin: superuser binaries
  • /boot/
  • /dev/
    • devices
  • /etc
  • /home/
  • /media/
  • /mnt/
  • /opt/
  • /proc/
  • /root/
  • /run/
  • /srv/
  • /sys/
  • /usr/
  • /var/

File/Folder permissions

type [special] owner group all
d,-,l SUID SGID Sticky r w x r w x r w x
4 2 1 4 2 1 4 2 1 4 2 1

IPC

1 sighup stop terminal connection
2 sigint interrupt terminal connection
9 sigkill
15 sigterm
18 sigcont
19 sigstop