Design Hard Disk Layout Flashcards
what is this directory
Ex: /
Root directory
What is the /var directory
The variable location, log files and dynamic content (such as websites) are often found here
What is the /home directory and what is stored there
The users home directory where personal files are stored
What is the boot directory, and what is stored there
where the kernel and supporting files are stored
What is the opt directory and what is stored there
Location used for optional software often used by third party software vendors Enterprise environments make extensive use of this location
What is Swap
Temporary storage that acts like RAM
In what condition will the kernel use a swap file
When a percentage of RAM is full, the kernel will move less used data to swap
What size should systems swap space be
1.5x to 2.0x the size of your available RAM
When making Swap space what percentage of your RAm should be allocated to Swap space
atleast 50%
What is a mount point
Taking a partition or disk and mounting it to a directory
Describe mount
Can be used to mount partitions to directions, or show all existing mounts without any options
What does the command lsblk
Used to show all block devices on a system and their names
What does the command fdisk -l/dev/diskname do
Can be used to list out partition information on the specified disk
What does the commmand swapon –summary do
Shows a summary of the swap usage on a system, same information can be found in /proc/swaps
What is (LVM)
Logical Volume Manager - Allows the creation of groups of disks or partitions that can be assembled into a single or multiple filesystems
