As previously announced, Red Hat just released the RHEL 7 Release Candidate. This version can be downloaded from the Red Hat ftp site. Source: Phoronix website.

Yesterday, during Red Hat annual Summit was announced the RHEL 7 Release Candidate. This is the near-final version of the OS resulting from the beta program feedback. This version will be made available to the public during the week of…

If you are serious about security, there is one place where you need to go: it’s the aqueduct project website. There, you will find all the security configuration guidances to strengthen your RHEL servers. Even better, as it takes a…

To those, like me, who don’t feel very comfortable with ACL (Access Control List), I advise them to look at this SuSE article from 2003 that almost explains everything about this subject.

Everything started in 2009, when two researchers from the MIT, J.Arnold and F.Kaashoek, wrote an academic paper about “Automatic Rebootless Kernel Updates”. In this paper, they explained the state of the art in kernel hot patching and what approaches they took…

With RHEL7, RedHat decided to stop any 32-bit version of its distribution. Anticipating the market evolution, the company is now working on a 64-bit ARM architecture called AArch64. Yesterday, Jon Masters, RedHat ARM architect, gave a conference showing a demo of…

To those who are wondering if they will have time to take their exams before the arrival of the RHEL 7 certification program, RHCSA & RHCE exams for RHEL 6 are still scheduled in Europe until december 12, 2014. Source:…

In RHEL 6, service management was sometimes slightly painful. Each time you wanted to start or enable a service, you had to perfectly remember its name. For example, when you wanted to set up a ntp client, you had to…

For those who already passed the RHCE, they should know that Red Hat has recently stopped the RHCSS certification and three of the following associated exams: Red Hat Certificate of Expertise in Security: Network Services (EX333), Red Hat Certificate of Expertise…

After the Debian technical committee’s decision to adopt Systemd as system management daemon several days ago and the choice by the Ubuntu manager, Mark Shuttleworth, to follow the same direction, it’s now clear that every Linux system administrator needs to…