CentOS

July 8, 2021

Working with MySQL-MariaDB Time Zones

For any program, whether it’s a web app, API server, desktop software, tablet or phone app, working with the time zones is a pretty common task. […]
June 23, 2021

How to disable LiteSpeed connection timeouts

LiteSpeed is the webserver we use on all our hosting servers instead of Apache. We set a LiteSpeed connection timeout to ensure users with potential scripting […]
May 21, 2021

GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed

On centos 7, there are instances where you get the error Unable to register authentication agent: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: Cannot determine user of subjectError registering authentication agent: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: Cannot […]
March 10, 2021

How To Add User To Sudoers & Add User To Sudo Group On CentOS 7

Step 1: Login as Administrator If you’re working on a local machine, log in to the system with administrator credentials. If you’re connecting to a remote […]
November 28, 2020

Database available but not showing in cPanel

If the database is not exists in cpanel after update of cpanel software, then first you have to make sure that database is available on server. […]
November 21, 2020

Load Testing Web Servers with apache benchmark tool

Command to run the Apache benchmark tool (ab) with 200 simultaneous requests until 2000 requests are completed: # ab -k -c 100 -n 2000 localhost/checkiffileexists.php Let’s run the test and compare the […]
November 21, 2020

Load Testing Web Servers with Siege Benchmarking Tool

Knowing how much traffic your web server can handle when under stress is essential for planning future grow of your website or application. By using tool […]
November 11, 2020

cPanel MySQL/MariaBB error: adminbin Cpanel/cpmysql/DBCACHE: exit 11

Because of Bug in the CPanel release lots of our client are facing issue that MySQL is showing down in cPanel interface. But the MySQL/MariaDB was […]
November 8, 2020

How to configure and manage the firewall on CentOS 8?

A firewall is a way of monitoring and filtering network traffic. Both incoming and outgoing. This article is for rather advanced users, who are familiar with […]