How to Extend Logical Volumes and Install XFCE on Ubuntu

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Introduction:
Managing disk space and ensuring a smooth desktop environment are crucial for efficient system performance. This guide will walk you through extending your logical volumes using LVM and installing the XFCE desktop environment on Ubuntu.

1. Checking Current Volume Group Free Space:
First, verify the free space in your volume group.

sudo vgdisplay ubuntu-vg

Look for the “Free PE / Size” field to determine available space.

2. Extending the Logical Volume:
Extend your logical volume to use the available free space.

sudo lvextend -l +100%FREE /dev/ubuntu-vg/ubuntu-lv

3. Resizing the Filesystem:
Resize the filesystem to utilize the extended space.

sudo resize2fs /dev/ubuntu-vg/ubuntu-lv

4. Installing XFCE:
Install the Xubuntu desktop environment, which includes XFCE.

sudo apt update
sudo apt install xubuntu-desktop

5. Starting XFCE Session:
After installation, start the XFCE session with:

startxfce4

If you installed a display manager like lightdm, reboot your system:

sudo reboot

On the login screen, select “Xubuntu” or “XFCE” as the session type.

6. Verifying Installation:
Confirm that XFCE is installed and check the version.

xfce4-session --version

Conclusion:
By following these steps, you can efficiently manage your disk space and enjoy a lightweight, user-friendly desktop environment with XFCE on Ubuntu. This setup ensures optimal performance and an enhanced user experience.