203 Filesystem and Devices
203.1 Operating the Linux filesystem
Weight 4
Candidates should be able to properly configure and navigate the standard Linux filesystem. This objective includes configuring and mounting various filesystem types.
Key Knowledge Areas
- The concept of the fstab configuration
- Tools and utilities for handling SWAP partitions and files
- Use of UUIDs
/etc/fstab
/etc/mtab
/proc/mounts
mount and umount
sync
swapon
swapoff
203.2 Maintaining a Linux filesystem
Weight 3
Candidates should be able to properly maintain a Linux filesystem using system utilities. This objective includes manipulating standard filesystems.
Key Knowledge Areas
- Tools and utilities to manipulate and ext2 and ext3
- Tools and utilities to manipulate reiserfs V3
- Tools and utilities to manipulate xfs
fsck (fsck.*)
badblocks
mkfs (mkfs.*)
dumpe2fs
debugfs, debugreiserfs
tune2fs, reiserfstune
mkswap
203.3 Creating and configuring filesystem options
Weight 2
Candidates should be able to configure automount filesystems using AutoFS?. This objective includes configuring automount for network and device filesystems. Also included is creating filesystems for devices such as CD-ROMs.
Key Knowledge Areas
- autofs configuration files
- UDF and ISO9660 tools and utilities
/etc/auto.master
/etc/auto.[dir]
mkisofs
dd
http://www.commandlinefu.com/commands/view/1868/watch-the-progress-of-dd
kill -SIGUSR1 PID
mke2fs
203.4 udev Device Management
Weight 1
Candidates should understand device detection and management using udev. This objective includes troubleshooting udev rules.
Key Knowledge Areas
- udev rules
- Kernel interface