# Copy\Move file
cp ./source ./dist
mv ./source ./dist

# Send a file from local to remote
scp -i ~/.ssh/privateKey file.zip user@dnsName:~/

# Connect to a remote via ssh
ssh -i ~/.ssh/privateKey userName@dnsName

# Change owner of a file
chown userName:userGroup ~/filePath

# Start\Stop systemd service
systemctl stop serviceName
systemctl start serviceName

# Status of systemd service
systemctl status

# Generate SSH key pair
ssh-keygen -t rsa -b 4096 -C "your_email@example.com"

# Space usage
du -cha --max-depth=1 /var/lib | grep -E "M|G"