In our last article, we have explained how to audit RHEL or CentOS system using auditd utility. The audit system (auditd) is a comprehensive logging system and doesn’t use syslog for that matter. It...
In this article, we will show how to remove old/unused kernel images on RHEL/CentOS/Fedora systems. However, before you remove an old kernel, it is important to keep your kernel up to date; install the...
Single User Mode (sometimes known as Maintenance Mode) is a mode in Unix-like operating systems such as Linux operate, where a handful of services are started at system boot for basic functionality to enable...
The current version of PHP in the CentOS 6 official repositories is PHP 5.3, which has reached its end of life and is no longer maintained (in terms of bug fixes and critical security...
If you are a system administrator, a developer, or a DevOps engineer, chances are that at some point you’ve had to set up (or work with) a LAMP (Linux / Apache / MySQL or...
If you are using an Enterprise Linux distribution (Red Hat Enterprise Linux or one of its derivatives, such as CentOS or Scientific Linux) and need support for specific or new hardware, you are in...
Although some people use the word Linux to represent the operating system as a whole, it is important to note that, strictly speaking, Linux is only the kernel. On the other hand, a distribution...
The latest version of CentOS 7, a Linux platform based on sources of Red Hat Enterprise Linux, has been released in November this year with many bug fixes, new packages upgrades, such as Samba,...
One of the serious needs of a Linux system is to be kept up to date regularly with the latest security patches or updates available for the corresponding distribution. In a previous article, we’ve...
Few days ago, I came across a Centos 7 32-bit distro and I felt the desire to test it on an old 32-bit machine. After booting I realized that it had a bug and...
