Reclaiming disk space on Ubuntu server http://www.westernwillow.com/cms/blog/franco/reclaiming-disk-space-ubuntu-server

sudo apt-get update # Fetches the list of available updates

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#dpkg interrupted you must manually run:

sudo dpkg –configure -a

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sudo apt-get upgrade

Additionally you can run:

sudo apt-get dist-upgrade

https://askubuntu.com/questions/301484/how-do-i-update-ubuntu-manually

How Do I Update Ubuntu Linux Softwares Using Command Line? https://www.cyberciti.biz/faq/how-do-i-update-ubuntu-linux-softwares/

How to remove Apache logs & errors : http://matthewwittering.com/blog/ubuntu-tips/how-to-remove-apache-logs-&-errors.html

MySQL log delete: sudo rm -rf /var/log/mysql/*

sudo apt-get clean

sudo apt-get -f autoremove

sudo apt-get -f autoremove –purge

sudo apt-get -f install deborphan

Quick guide to freeing up disk space in Ubuntu 16.04 : http://www.laurencegellert.com/2016/09/quick-guide-to-freeing-up-disk-space-in-ubuntu-16-04/

5 Simple Ways To Free Up Space on Ubuntu : http://www.omgubuntu.co.uk/2016/08/5-ways-free-up-space-on-ubuntu

Cleaning up Ubuntu 14.10,14.04,13.10 system: http://www.ubuntugeek.com/cleaning-up-a-ubuntu-gnulinux-system-updated-with-ubuntu-14-10-and-more-tools-added.html