The proc filesystem is a pseudo-filesystem which provides an interface to kernel data structures. It is commonly mounted at /proc. … This directory will contain files like limits,mounts,etc.

What is the proc folder in Linux?

The /proc directory is a strange beast. It doesn’t really exist, yet you can explore it. Its zero-length files are neither binary nor text, yet you can examine and display them. This special directory holds all the details about your Linux system, including its kernel, processes, and configuration parameters.

What is proc directory used for?

It contains the useful information about the processes that are currently running, it is regarded as control and information centre for kernel. The proc file system also provides communication medium between kernel space and user space.