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Creating and Overview of Linux initial RAM disk (initrd)

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A main function of a RAM disk is application caching folder. There are two main types of RAM Disk, which is used in linux.

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Check the free RAM on linux machine using through free command

Create a folder to use as a mount point for your RAM disk.

mkdir /ramdisk

Use mount command to use create ram disk and mount .

mount -t [TYPE] -o size=[SIZE] [FSTYPE] [MOUNTPOINT]

For example like below :

mount -t tmpfs -o size=8000M tmpfs /home/ramdisk/

[TYPE] RAM disk type.
[SIZE] is the size to use for the file system.
[FSTYPE] Type of RAM disk to use .

In the example [TYPE] of ramdisk , size of Ramdisk which will used for ramdisk. type of ram disk like ext4, ext3, tmpfs.


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Sachin is Red Hat Linux Certified and Freelance Contributor and Love to work and write on Open Source and Cloud Technologies .

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