quotaoff
quotaoff功能说明：关闭磁盘空间限制。
语 法：quotaoff [-aguv][文件系统...]
补充说明：执行quotaoff指令可关闭用户和群组的磁盘空间限制。
参 数：
-a 关闭在/etc/fstab文件里，有加入quota设置的分区的空间限制。
-g 关闭群组的磁盘空间限制。
-u 关闭用户的磁盘空间限制。
-v 显示指令执行过程。
quotaoff
quotaoff [options] [filesystems]
System administration command. Turn off enforcement of filesystem quotas. This command is a synonym for quotaon -f
Options
Turn off quotas for all filesystems in /etc/fstab.
Show quota for the specified format. (See quota for valid formats.)
Turn group quotas off.
Print current quota status, then exit.
Turn user quotas off.
Print a message for each filesystem affected by the command.
On an XFS system, perform one of the following commands:
delete Remove quota metadata from the XFS filesystem.
enforcement Turn off limit enforcement on an XFS filesystem.