What Is /proc/kcore?
None of the files in /proc are really therethey're all, "pretend," files made up by the kernel, to give you information about the system and don't take up any hard disk space. /proc/kcore is like an "alias" for the memory in your computer. Its size is the same as the amount of RAM you have, and if you read it as a file, the kernel does memory reads. Q: Why Does fdformat Require Superuser Privileges? A: The system call to format a floppy can only be done as root, regardless of the permissions of /dev/fd0*. If you want any user to be able to format a floppy, try getting the fdformat2 program. This works around the problems by being setuid to root. How Do I Get LILO to Boot the Kernel Image?
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