Where is the mysql/mariadb configuration .cnf config file kept / stored
One super annoying thing about various versions of Linux is the MySQL configuration file can be in many different locations. Not only can the file
grep
On a Virtualmin server, which grep command can I use to quickly determine which sites have out of memory issues?
Background We recently encountered a heavily used Virtualmin server with many powerful Elementor websites. What turns out happening is quite a few of the sites
How to delete messages from the Sendmail queue
First check the size of the queue: # mailq | tail -n 1 Total requests: 35971 Use this command to delete the mess: find .
How to see if a package is already installed on Linux Ubuntu
Use this command to see if a package is already installed: apt list –installed | grep -i xyz Reference https://askubuntu.com/questions/17823/how-to-list-all-installed-packages
Fighting SPAM with Exim on WHM/cPanel
Background WHM/cPanel has the excellent MTA called Exim. The default settings are pretty good for keeping SPAM away, but every now and again a particularly
BASH – How to count the number of IP addresses in a log file
Background Sometimes it’s useful to see how many times a specific IP address appears in a log file. In this article we explore one method
How to find specific words in all php.ini files in all subdirectories
Use the following command the find all occurrences of a specified word in a text file: home# grep -r –include=”php.ini” -e “memory_limit” . Please note