[root@mail backup]# ll -tsh
total 8.2G
2.7G -rw-r--r-- 1 root root 2.7G Jun 12 07:13 2013-06-12.zimbra.tgz
8.0K -rw-r--r-- 1 root root 20 Jun 8 22:25 2013-06-08.zimbra.tgz
8.0K -rw-r--r-- 1 root root 20 Jun 1 22:23 2013-06-01.zimbra.tgz
2.0G -rw-r--r-- 1 root root 2.0G May 30 22:02 2013-05-30.zimbra.tgz
8.0K -rw-r--r-- 1 root root 20 May 25 23:05 2013-05-25.zimbra.tgz
1.3G -rw-r--r-- 1 root root 1.3G May 22 11:26 2013-05-22.zimbra.tgz
1.3G -rw-r--r-- 1 root root 1.3G May 21 11:25 2013-05-21.zimbra.tgz
1.2G -rw-r--r-- 1 root root 1.2G May 20 22:12 2013-05-20.zimbra.tgz
8.0K drwxr-xr-x 51 root root 4.0K May 13 17:33 zimbra
[root@mail backup]# crontab -l
22 22 * * 6 /root/tools/backup.sh
[root@mail backup]#
Còn đây là nội dung của file backup