Posted in Server

Remove unused old linux kernel headers

sudo apt autoremove --purge
Posted in Server

VBox, Ubuntu server | Install virtualbox Guest Addition on Ubuntu server

        1. Boot from Ubuntu server
        2. Insert Guest Addition CD
          (Devices menu – Insert Guest Addition CD image…)
        3. Mount Guest Addition CD
          $ sudo mkdir /media/cdrom
          $ sudo mount /dev/cdrom /media/cdrom
          $ cd /media/cdrom
        4. Install packages
          $ sudo apt-get install -y dkms build-essential linux-headers-generic linux-headers-$(uname -r)
        5. Install Guest Addition
        6. $ sudo su
          $ ./
        7. Reboot
Posted in Banana Pi

BPI | Burn the booting image to BPI board

Already did burned the booting image on the board following the post.

And then let’s do burning the booting image on eMMC of the board.

1. .zip image in USB stick

If the booting image needed, download it at the link.
And copy the image to the USB stick.

2. Insert the USB stick to the BPI board

3. Mount the USB on the BPI board

$ sudo mount ‘USB path’ ‘directory’
(Ex. $ sudo mount /dev/sda1 /usb)

4. Burn the image with ‘bpi-copy’ command

$ bpi-copy ‘image path’
(Ex. $ bpi-copy /usb/