Category: Server Admin
How to install LAMP Stack on Ubuntu 20.04
What is LAMP? The LAMP acronym stands for Linux, Apache, MariaDB/MySQL, and PHP, all of which are free and open source. It is the most commonly used software stack for dynamic websites and web applications. The operating system is Linux, the... Read more
How to install Unison
What is Unison? Unison is an open-source file-synchronization application for OSX, Linux, Unix, and Windows. It permits two copies of a collection of files and directories to be stored on different hosts, modified independently, and then brought... Read more
How to install lsyncd
What is lsyncd? The lsyncd tool monitors specified directories (including subdirectories) for updates and modifications and then syncs those changes to a specified destination. Using the Lua programming language, it is an easy-to-install and... Read more
Script to backup databases without table locking on cPanel servers
It may be necessary to back up databases more frequently than those that are executed via WHM, or you might want to back up a specific database. Create a file with the following content /root/scripts/backupdb.sh: Then set the permissions so that... Read more
How to sync server time in CentOS & AlmaLinux
The NTP protocol synchronises the clocks of computers over a network. In this article, we will show you how to quickly sync the server time. Many systems-related tasks and processes require the correct timezone. For example, the cron daemon uses... Read more
Disable Currency in WHMCS
In order to force a particular currency in WHMCS, we can create a hook file. First, create a hook file like so: /home/user/path-to-whmcs/includes/hooks/myhook.php With the following code: From now on, users cannot change their currency from... Read more
508 Resource Limit Is Reached
An account may receive the “Resource Limit Is Reached” error when it exceeds the resources assigned to it – CPU usage, RAM usage, or concurrent processes (EP) in the hosting account. Users can investigate the reason why their... Read more
NGINX tuning with Kernel TLS and SSL_sendfile( )
TLS (Transport Layer Security) is one of the most widely used cryptographic protocols. When TLS is implemented in the kernel (kTLS), performance is improved by reducing the number of copying operations between user and kernel space. When kTLS and... Read more