Finding the Large Files on a Linux/Ubuntu Server
Reducing space on a server is a never ending task, taking out the big unnecessary large files will speed up the process. A bloated log is an example of files that may be building up on your limited disk space. This command run on Linux: CentOS, Red Hat, Fedora and Ubuntu via command line will…
Read MoreSend command line server emails with Postfix on a Ubuntu Server 18.04
Here is a guide to allow a Ubuntu 18.04 server to send out local server based emails using Postfix. Test Command Line Email To test if emails can be sent via the command line, SSH into your server and try echo “Is email sending OK..?” | mail -s “Sending email!” [email protected] Nothing should return, if…
Read MoreSet hostname and fqdn in Ubuntu 18.04 & 20.04
Hostname in Ubuntu 18.04 & 20.04 You can find and change the hostname with the commands hostname or hostnamectl in Ubuntu 18.04 & 20.04, if you run the command on its own it will tell you what the current name is, the example below is named racknerd-la hostnamectl [email protected]:~# hostnamectl Static hostname: racknerd-la Icon name:…
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