Server Managment

MariaDB is “An enhanced, drop-in replacement for MySQL”. Below you will find some steps on how to affectively stop cPanel/WHM from maintaining MySQL and begin utilizing MariaDB for any and all database activity on your server but please note that, cPanel/WHM no longer maintains MySQL on your system it is on the Systems Administrator to manage and maintain any updates …

How do I install the extra repositories such as Fedora EPEL repo on a Red Hat Enterprise Linux server version 7.x or CentOS Linux server version 7.x? You can easily install various packages by configuring a CentOS 7 or RHEL 7 system to use Fedora EPEL repos and third party packages. Please note that these packages are not officially supported …

Is there any log entries to find-out directly the total number of connections in server? In some high connection high load servers, this log would be helpful to monitor and tune the server with number of connections on it. We can simply sort out the total number of connections in a port by using the command netstat. There isn’t any …

  Most hardcore command line users and unix geeks love vi, but I prefer nano. If you want to change your default crontab editor to nano, here’s how to do this:   For a one time edit, launch the terminal and type: EDITOR=nano crontab -e If you want to set nano as your default editor in general, you use this command: export EDITOR=/usr/bin/nano …

We can simply find out the details spammers from mail queue itself. Some simple exim commands for check spams are below. First login tho the server via SSH, ssh [email protected] then run the following commands exim -bpc This commands shows the total number of mails in the queue. If the result is high(eg:2000) you can confirm spamming. Example [[email protected]]# exim …

Advanced Policy Firewall, or APF, is basically an interface to iptables, which is the standard interface to managing network ports on Linux machines. Interacting with iptables can be complex and error-prone, and APF greatly simplifies working with it. However, APF is still only accessible by ssh. There is no way to make changes in APF through WHM or cPanel. All of the APF configuration files are located in the /etc/apf folder …

On Unix operating systems, a zombie process or defunct process is a process that has completed execution but still has an entry in the process table, allowing the process that started it to read its exit status. It almost always means that the parent is still around. If the parent exited, the child would be orphaned and re-parented to init, …