Understanding Linux initrd - initial RAM disk
M. Tim Jones explains initrd anatomy, creation, and use in the Linux boot process.
FTA, "...The Linux initial RAM disk (initrd) is a temporary root file system that is mounted during system boot to support the two-state boot process. The initrd contains various executables and drivers that permit the real root file system to be mounted, after which the initrd RAM disk is unmounted and its memory freed. In many embedded Linux systems, the initrd is the final root file system. This article explores the initial RAM disk for Linux 2.6, including its creation and use in the Linux kernel.
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..."
Read more at IBM developerworks...
E-mail this to a friend
Printable version
You may also be interested in other helpful articles:
- Load Linux kernel module before SCSI module using mkinitrd
- 10 boot time parameters you should know about the Linux kernel
- Understanding UNIX / Linux filesystem Superblock
- floppy0: no floppy controllers found – HP / IBM / Dell Server error and solution
- How to: Compile Linux kernel 2.6
Leave a Reply
We encourage your comments, and suggestions. But please stay on topic, be polite, and avoid spam. Thank you very much for stopping by our site!
Recent Comments
Today ~ 4 Comments
Today ~ 22 Comments
Today ~ 11 Comments
Today ~ 46 Comments
Yesterday ~ 4 Comments