1. Install mutt

yum install mutt

2. Zip the file you wish to send

3. Send the file with mutt

mutt -a file.zip -s "Kafka" -- hello@emailaddress.com

Follow the prompts on screen. The tmp file which opens is to add text to the email body. Enter some text, save and close it. Hit Y to send.

DSA keys have since been deprecated. Use the following command:

ssh -oHostKeyAlgorithms=+ssh-dss -oPubKeyAcceptedKeyTypes=+dsa user@x.x.x.x

more filename.extension | mailx user@domain.com

vzdump --dumpdir /mnt/backups/ --compress gzip 120

Breakdown:

• –dumpdir – location backup is going to be placed
• –compress gzip – specify compression type (gzip, lzo)
• 120 – container ID

Open terminal within Ubuntu and type the following to find out where the harddrive to be formatted is located:

 
sudo fdisk -l 

Once located run the dd command with blocksize of 16M (for speed):

 
dd if=/dev/zero of=/dev/sda2 bs=16M 

That’s it. 2TB drive took roughly 6 hours.

Machine spec – 2.0GHz dual core, 2GB RAM.