Configure a task: plan to run echo "file" command at 14:23 every day.
Configure a task: plan to run echo "file" command at 14:23 every day.
Configure a task: plan to run echo "file" command at 14:23 every day.
Copy /etc/fstab to /var/tmp name admin, the user1 could read, write and modify it, while user2 without any permission.
Add users: user2, user3. The Additional group of the two users: user2, user3 is the admin group Password: redhat
Add user: user1, set uid=601 Password: redhat The user’s login shell should be non-interactive.
Add admin group and set gid=600
Download ftp://192.168.0.254/pub/boot.iso to /root, and mounted automatically under /media/cdrom and which take effect automatically at boot-start.
Create a volume group,and set 8M as a extends. Divided a volume group containing 50 extends on volume group lv (lvshare), make it as ext4 file system, and mounted automatically under /mnt/data. And the size of the floating range should…
Create a 512M partition, make it as ext4 file system, mounted automatically under /mnt/data and which take effect automatically at boot-start.
Upgrading the kernel as 2.6.36.7.1, and configure the system to Start the default kernel, keep the old kernel available.
Create a volume group, and set 16M as a extends. And divided a volume group containing 50 extends on volume group lv, make it as ext4 file system, and mounted automatically under /mnt/data.