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Category: Server Admin

How to sync server time

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 WHMCS

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
install imagick SSH Keys csf add port for ip
508 Resource Limit Is Reached

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 ktls

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
Cron Job After System Reboot

How to run a cron job automatically at boot

System tasks and processes are scheduled using the Cron daemon in Linux. Scheduled jobs are stored and read using crontab tables (crontab). Using the crontab command, you can control when and how jobs are executed. By using crontab, you can set... Read more
install openvpn

How to install OpenVPN in seconds!

There is a great script on GitHub that allows you to install OpenVPN for Debian, Ubuntu, Fedora, CentOS, Arch Linux, Oracle Linux, Rocky Linux and AlmaLinux in seconds. Install OpenVPN First, get the script and make it executable: Now we can run... Read more
Let's Encrypt for R1Soft

R1Soft Let’s Encrypt Integration

In this article, we’ll cover how to secure the R1Soft Server Backup Manager (CDP) with Let’s Encrypt SSL. Here is what the script does : Updates the following packages: nss nss-util nss-util nss-sysinit nss-tools wget  curl ... Read more

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