Display disk usage and total space allowed for a designated user or group. With no argument, the quota for the current user is displayed. This command reports quotas for all filesystems listed in /etc/mtab. Most users can display only their own quota information, but the superuser can display information for any user.
Show quota for the specified format. If not specified, autodetects the format.
Given with a user argument, display the quotas for the groups of which the user is a member instead of the user’s quotas. With no argument, shows group quotas for the current user.
Display information only for filesystems in which the user is over quota.
Try to choose units for displaying limits, space used, and inodes used.
The default behavior. When used with -g, display both user and group quota information.
Display quotas for filesystems even if no storage is currently allocated.
Quota over NFS.
Version 1 quota.
Version 2 quota.
Quota on XFS filesystem.