"The Linux kernel has two primary functions: to control access to physical devices on the computer and to schedule when and how processes interact with these de

"The Linux kernel has two primary functions: to control access to physical devices on the computer and to schedule when and how processes interact with these devices. The /proc/ directory — also called the proc file system — contains a hierarchy of special files which represent the current state of the kernel — allowing applications and users to peer into the kernel's view of the system."