Disk Limits and Quota

See dlimits on the util-vserver homepage http://www.nongnu.org/util-vserver/doc/conf/configuration.html or the copy below

1. /etc/vservers/vserver-name/dlimits

   * /etc/vservers/vserver-name/dlimits/dlimit
         o directory
           The directory to which the limit should be applied
         o inodes_total
           The amount of inodes this vserver should be limited to
         o reserved
           How much space (percentage-wise) should be reserved for the root user
         o space_total
           The amount of space this vserver should be limited to (measured in blocks of 1024 bytes)

For information about limiting diskspace with XFS, please see the XFS page.