Chapter Files, Filesystems and Disks

Reviewer: name contact BSD flavour

Reviewer: Yannick Cadin yannick@diablotin.fr FreeBSD/OpenBSD

The usefulness of any computing system is related to the accessibility of the data stored on it. An admin is expected to thoroughly understand how to make data available both locally and remotely and how to use permissions to ensure authorized users can access that data. Be experienced in backing up data and in resolving common disk issues.

Mount or unmount local filesystems
Configure data to be available through NFS
Determine which filesystems are currently mounted and which will be mounted at system boot
Determine disk capacity and which files are consuming the most disk space
Create and view symbolic or hard links
View and modify ACLs
View file permissions and modify them using either symbolic or octal mode
Modify a file's owner or group
Backup and restore a specified set of files and directories to local disk or tape
Backup and restore a file system
Determine the directory structure of a system
Manually run the file system checker and repair tool
View and modify file flags
Monitor the virtual memory system