[root@1ocalhost ~]# chmod 777 /disk/
#給/disk目錄賦予權限，lamp1用戶要擁有寫權限
[root@localhost ~]# su - lamp1
#切換成lamp1用戶
[lamp1@1ocalhost ~]$ cd /disk/
#進入/disk目錄
[lamp1@1ocalhost disk]$ touch 11
#建立文件
[lamp1@localhost disk]$ touch 22
[lamp1@localhost disk]$ touch 33
[lamp1@localhost disk]$ touch 44
[lamp1@1ocalhost disk]$ touch 55
[lamp1@localhost disk]$ touch 66
[lamp1@localhost disk]$ touch 77
[lamp1@localhost disk]$ touch 88
[lamp1@1ocalhost disk]$ touch 99
sdb1: warning, user file quota exceeded.
#有警告信息了，因為軟限制是 8 個
[lamp1@localhost disk]$ ls
11 22 33 44 55 66 77 88 99 aquota. group aquota.user lost+found
#雖然警告了，但是第9個文件依然建立
[lamp1@localhost disk]$ touch 10
[lamp1@localhost disk]$ touch 111
sdb1: write failed, user file limit reached.
touch:無法創建"111":超出磁盤配額
#超出磁盤配額
[lamp1@localhost disk]$ ls
10 11 22 33 44 55 66 77 88 99 aquota. group aquota.user lost+found
#第11個文件沒有建立

[root@localhost ~]# repquota -uvs /disk/
*** Report for user quotas on device /dev/sdbl Block grace time: 8days; Inode grace time: 8days
Block limits File limits
User used soft hard grace used soft hard grace
root -- 13 0 0 2 0 0
lampl -+ 0 40000 50000 10 8 10 7days
lamp2 -- 0 245M 293M 0 0 0
lamp3 -- 0 245M 293M 0 0 0
Statistics:
Total blocks: 7
Data blocks: 1
Entries: 4
Used average: 4.000000

[lamp1@localhost disk]$ rm -rf 10 #刪除文件10，空出文件個數
[lamp1@localhost disk]$ dd if=/dev/zero of=/disk/tesffile bs=1M count=60
#建立tesffile文件，指定文件大小為60MB
sdb1: warning, user block quota exceeded.
sdb1: write failed, user block limit reached.
dd:正在寫入"/disk/111":超出磁盤配額
#報錯，超出磁盤配額
記錄了 49+0的讀入
記錄了 48+0的寫出
51200000字節(51 MB)已復制，0.538582 秒，95.1 MB/秒
[lamp1 @localhost disk]$ ll -h tesffile
-rw-rw-r-- 1 lamp1 lamp1 49M 4月 17 02:52 tesffile
#查看一下tesffile文件的大小，并沒有超出50MB的硬限制