204 Advanced Storage Device Administration
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204.1 Configuring RAID
Weight 2
Candidates should be able to configure and implement software RAID. This objective includes using and configuring RAID 0, 1 and 5.
Key Knowledge Areas
* Software raid configuration files and utilities
mdadm.conf
mdadm
/proc/mdstat
fdisk
204.2 Adjusting Storage Device Access
Weight 1
Candidates should be able to configure kernel options to support various drives. This objective includes software tools to view & modify hard disk settings.
Key Knowledge Areas
* Tools and utilities to configure DMA for IDE devices including ATAPI and SATA * Tools and utilities to manipulate or analyse system resources (e.g. interrupts)
hdparm
tune2fs
sysctl
/dev/hd* & /dev/
204.3 Logical Volume Manager
Weight 3
Candidates should be able to create and remove logical volumes, volume groups, and physical volumes. This objective includes snapshots and resizing logical volumes.
Key Knowledge Areas
* Tools in the LVM suite * Resizing, renaming, creating, and removing logical volumes, volume groups, and physical volumes * Creating and maintaining snapshots * Activating volume groups