Manage Storage in a Linux Environment Flashcards
The blank device that prevents older BIOS systems from assuming a GPT drive is referred to as what?
Protective Master Boot Record (MBR)
What does this construct refer to ~
The symbol ~ means Home Directory
What does this construct refer to .
The . Symbol means Current Directory
What does this construct refer to /proc
/proc means virtual filesystem
What does this construct refer to /
The / symbol means root directory
What does this construct refer to ..
The .. means Parent directory
Which program will be on most Linux systems?
Most Linux systems have fdisk
What command and flag combination shows the filesystem on the block devices of your filesystem?
The command lsblk -f will show the filesystem on the block devices
What PASS value should you assign to the root partition in /etc/fstab?
1 for the root partition
What are the 4 steps used by the system to determine whether or not a partition gets scanned on boot?
1) Check the /etc/fstab file to see if the PASS setting is 1 or 2
2) Check the partition to see if the current mount count is higher than the maximum allowed mount count
3) Scan or don’t scan
4) Boot system and mount partitions
What is full of block devices in LVM?
The volume group is full of block devices in LVM
Can a physical volume be larger than the volume group it’s a part of?
No, a physical volume cant be larger than the volume group it is apart of
Raid0
Raid0 offers speed advantages, but a failed drive ruins the entire array
Raid1
Raid1 is the same speed as a single drive, but if a drive fails , there still a full set of data
Raid5
Raid5 requires at least three drives, and the array has a capacity of “total drives minus 1”. Any single drive can fail
