How to Schedule a Task in Linux?

You often need a task to schedule in a Linux system so today we will learn How to Schedule a Task in Linux? To schedule a task in Linux, you can use the cron daemon and the crontab command. cron is a daemon that runs in the background and executes commands at specific intervals or dates. crontab is the command…

InnoDB: Cannot allocate memory for the buffer pool [Solved]

Recently we received a ticket where the client pointed out that his MySQL server was not starting. Upon investigation, we found out that the client used our MySQL Optimization tool to optimize and enhance MySQL performance. Our MySQL optimization tool set the value of innodb-buffer-pool-size size depending upon the available ram on the server. The current formula sets its value…

Using Composer create Symfony application on CyberPanel!

Using Composer create Symfony application on CyberPanel!

Symfony is a rich web application framework based on PHP. They describe symfony as a set of useable decoupled components. Because if you don’t need to use the complete framework you can use components from a framework in your application. Or even base your own framework on Symfony. Laravel is based on Symfony and Drupal inherits many components from Symfony….

How to create YUM repository in Centos 7!

I was working on an open source project recently, and I needed a repository to host some custom packages. However, you might have your own reasons to create yum repository. You can create a local version of an online repository so everytime you install a package network bandwidth is not consumed. Or there can be many other possible reasons. In…

How to install Snort and use as Web Application Firewall!

Considering a number of attacks on web application these days, one must be pro-active in case of the security. You might already be using Web Application Firewall for your web application security including but not limited to ModSecurity. However, ModSecurity works at the application layer. That means it is installed with Web Server Software (Apache, Nginx etc). Any malicious packets…

Automatically backup all cPanel/WHM Accounts to remote SFTP server!

For all the system administrators out there, backing up data is really important job. Because we all know what happens when server crash happen, or a hard disk drive fails. cPanel/WHM is one of the most comercially used software by web hosting companies and individuals. They have a really nice built in system for backing up accounts to following remote…