Ubuntu Linux related tutorial/FAQ

How to check running process in Ubuntu Linux using command line

last updated January 5, 2019 in Linux, Ubuntu Linux

I am a new Ubuntu sysadmin for the Ubuntu Linux operating system. How do I check running process in Ubuntu Linux using the command line option?

How to view Linux kernel parameters for currently booted system

last updated December 21, 2018 in CentOS, Debian / Ubuntu, Linux, Suse, Ubuntu Linux

How do I display or view Linux kernel parameters for currently running/booted kernel? How can I see Linux kernel command line parameters?

How to install and configure memcached on Ubuntu Linux 18.04

last updated November 26, 2018 in Linux, Package Management, Ubuntu Linux

I would like to reduce the load on my MariaDB/MySQL/PostgreSQL server using memcached. How do I install and configure memcached server on Ubuntu Linux 18.04 LTS?

How to upgrade Ubuntu 16.04 to 18.04 LTS using terminal

last updated November 25, 2018 in Linux, Ubuntu Linux

I am using Ubuntu Linux 16.04 LTS on Lionde. How do I upgrade Ubuntu 16.04 to 18.04 LTS using terminal bash shell over ssh based session?

How to setup a UFW firewall on Ubuntu 18.04 LTS server

last updated November 24, 2018 in Iptables, Security, Ubuntu Linux

How do I setup a firewall with UFW (uncomplicated firewall) on an Ubuntu Linux 18.04 LTS server to restrict traffic on my personal Ubuntu web-server that hosts my cat’s blog? How do I set up a firewall with UFW on Ubuntu 18.04 LTS?

How to add bash auto completion in Ubuntu Linux

last updated November 21, 2018 in BASH Shell, Linux, Package Management, Ubuntu Linux

I set up a new Ubuntu Linux LXD container, but my auto-completion of bash shell commands are not working. How do I enable autocomplete feature in Ubuntu Linux 18.04 LTS?

Ubuntu dig command not found – How to install dig on Ubuntu

last updated November 7, 2018 in Linux, Package Management, Ubuntu Linux

I deployed Ubuntu Linux minimal deployed in the cloud. However, I am unable to find the dig command on my newly created Ubuntu 18.04 LTS server running on Google cloud. It says ‘-bash: dig: command not found‘ I tried apt install dig command, but it failed. How do I install dig command on Ubuntu Linux using the command line over ssh?

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