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developerWorks: Access the Linux Kernel Using the /proc Filesystem

Mar 15, 2006, 05:30 (0 Talkback[s])
(Other stories by M. Tim Jones)

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"The /proc filesystem is a virtual filesystem that permits a novel approach for communication between the Linux kernel and user space. In the /proc filesystem, virtual files can be read from or written to as a means of communicating with entities in the kernel, but unlike regular files, the content of these virtual files is dynamically created. This article introduces you to the /proc virtual filesystem and demonstrates its use.

"The /proc filesystem was originally developed to provide information on the processes in a system. But given the filesystem's usefulness, many elements of the kernel use it both to report information and to enable dynamic runtime configuration..."

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