Why this topic? Yeah.. The Linux is already updated. This new version (RHEL and CentOS 7) has a lot of changes. It’s time that we had a discussion on this topic. As we all know, RHEL is one of the most…
Tag: centos
How to extend a Xen VPS Disk space?
How to extend a Xen VPS Disk space if no space left in the existing Volume Group? I went through a situation where an LVM based Xen VPS is required to increase the Disk space. We often use lvextend command…
SSH hardening on cPanel servers
Folks! As SysAdmins we’ll always be vigilant on our server’s security, especially for SSH. SSH brute-force attacks rate are higher now-a-days and it has become more necessary to harden the SSH service on our servers. Here I’ll help you in…
Rearrange an account in WHM
How to move a cPanel account from one partition to another from WHM? This interface enables you to change which hard drive stores an account and it is a useful feature in WHM. Do you want to move any cPanel…
Linux booting process – a short note
This is one of the important questions in a Linux based interview. Both experienced and newbie techs can expect this question from interview board, and it is more confusing. A lot of explanations are available on Internet about Linux Booting Process.…
How to change the apache port via command line in cpanel?
The default port number for Apache web server is port 80. The secure port is 443. In some strange situations, we need to change the default port number from 80 to a different one. In this article I’m going to explain…
Know more about dirty cow vulnerability – CVE-2016-5195
How to clean a dirty Cow? Lol!! We all are already aware about the recently detected vulnerability which affects the Linux kernel memory sub system. This vulnerability is assigned to CVE-2016-5195. Since the feature that is affected by this bug…