Itc333 week 3
- 1. Week 3 The File System
- 2. ž 6.0 Intro ž 6.1 Pathnames ž 6.2 Mounting and unmounting ž 6.3 Organisation
- 4. In Unix, anything that exists, including nothing, is in the file system
- 5. Of course, there are files and directories. But there are also representations of all sorts of objects.
- 6. Namespace API filesystem Security model Implementation
- 7. A Linux/Unix kernel may support several filesystem implementations: • Ext3 • Ext4 • ZFS • VxFS • ReiserFS • JFS • Btrfs • etc
- 9. Everything starts at /. The root.
- 10. /tmp/foo is an absolute pathname. tmp/food is a relative pathname.
- 11. Spaces are ok. Just use “ or to preserve spaces.
- 13. mount /dev/sda4 /users unmount -l /users
- 15. No single structure or naming conventions, great variety between Linux and Unix distributions.
- 16. /bin Core OS commands /boot Kernel and files for booting /dev Devices /etc Startup and configuration /home User home directories /lib Libraries, shared libraries, C compiler