quota user
quota -g group

Display quota limits on user or group.

quotaon [filesystems]

Enable previously configured disk quotas on one or more filesystems.

quotaoff [filesystems]

Disable disk quotas on one or more filesystems.

quotacheck [filesystems]

Examine filesystems and compile quota databases. Usually run via cron.

edquota names

Modify user or group quotas by spawning a text editor.

repquota filesystems

Display a summary report of quota status for filesystems, or use -a for all filesystems.


Enabling quotas requires usrquota and/or grpquota options in /etc/fstab, creation of quota.user and files at the top of the filesystem, a quotacheck, and a quotaon.

Get LPI Linux Certification in a Nutshell, 3rd Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.