Quick Answer: What Is the Difference Between Initrd and Initramfs in Linux?
Contents Initramfs Is an Instance of Tmpfs. … Both Initrd and Ramfs Are Zipped at Compile Time, but the Difference Is, Initrd Is a Block Device Unpacked to Be...
Initramfs is an instance of tmpfs. … Both initrd and ramfs are zipped at compile time, but the difference is, initrd is a block device unpacked to be mounted by the kernel at booting, while ramfs is unpacked via cpio into memory.
What is Initramfs in Linux?
The initramfs is a complete set of directories that you would find on a normal root filesystem. … It is bundled into a single cpio archive and compressed with one of several compression algorithms. At boot time, the boot loader loads the kernel and the initramfs image into memory and starts the kernel.
What is Initrd in Linux?
The initial RAM disk (initrd) is an initial root file system that is mounted prior to when the real root file system is available. The initrd is bound to the kernel and loaded as part of the kernel boot procedure. … In the case of desktop or server Linux systems, the initrd is a transient file system.
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