Filesystem

A filesystem is a means to organize data expected to be retained after a program terminates by providing procedures to store, retrieve and update data as well as manage the available space on the device(s) which contain it.

Filesystems

 * Disk filesystems:
 * ext4 - Linux default filesystem
 * NTFS - Microsoft Windows default filesystem
 * ZFS


 * Virtual filesystems:
 * procfs - To output and change of system and process information
 * sysfs - To output information about and to configure devices and drivers
 * tmpfs - To store files in memory


 * Network filesystems:
 * NFSv4 - Common Linux network filesystem