Blog Archives

RHEL 8 Beta released.

On Wednesday, Red Hat announced the release of RHEL 8 Beta. This new major version shows the main following characteristics: based on Fedora 28, using a 4.18 kernel, built for x86_64, ppc64le, aarch64 and s390x architectures, only available to customers

Posted in RHEL 8

Latest technical articles.

OpenShift: Welcome Apache Kafka to the Kubernetes Era! How to run Kafka on Openshift, the enterprise Kubernetes, with AMQ Streams, Knative: Configuration, Routes and Revisions, How to install Ansible Tower on Red Hat OpenShift, Connecting Multiple OpenShift SDNs with a

Posted in Others

RHEL 7.6 officially released.

With all the noise surrounding the purchase of Red Hat by IBM, most of the relevant information is almost lost. However, the world doesn’t stop spinning. Yesterday, Red Hat announced the official release of RHEL 7.6. To know more about

Posted in RHEL7

IBM buys Red Hat for 34 billions.

Yesterday around 6PM, IBM announced the purchase of the company Red Hat for 34 billions dollars. This announcement appeals to investissors from both sides: IBM buys a company known for its innovation; Red Hat’s shareholders get a good value for

Posted in Others

Recent technical articles.

OpenShift: OpenShift 3.11 Cluster Console Demo – RoleBindings (3min), OpenShift 3.11 Cluster Console Demo – EventFeed (2min), OpenShift 3.11 Cluster Console Demo – Monitoring (3min), Connecting Multiple OpenShift SDNs with a Network Tunnel, EventFlow: Event-driven microservices on OpenShift (Part 1),

Posted in Others

Latest technical articles.

Containers: Replacing Docker with Podman (48min) (with Podman, Systemd runs in the container with PID 1 with no modifications, sd_notify and socket activation work), CRI-O: All the Runtime Kubernetes need (31min), Container Runtimes: draw some lines (25min), SELinux blocks podman

Posted in Others

Recent technical articles.

OpenShift: Installation of OKD 3.10 from start to finish (22min), Adding an SSL certificate to OKD – Part 2 of Installation of OKD 3.10 from start to finish (10min), A day in the life of a log message, Reza Shafii

Posted in Others

Fifth website anniversary.

Another year passes. This is an opportunity to slightly change the orientation of the website. Until now, it was mainly about RHEL 7 / CentOS 7. As I have spent the last six months building skills on OpenShift, I will

Posted in Others

Latest technical articles.

Containers: A sysadmin’s guide to containers, Intro to Podman (Red Hat Enterprise Linux 7.6 Beta), Kubernetes: Experiences with running PostgreSQL on Kubernetes, The full-time job of keeping up with Kubernetes, Kubernetes + CentOS in 15 min (25min), OpenShift: Red Hat

Posted in Others

Recent technical articles.

OpenShift: How to Use OpenShift’s Ansible Service Broker for Infrastructure Automation (5min), How to Do Advanced Routing Techniques in OpenShift on OpenStack (4min), Keeping both of your OpenShift Container Platforms Highly Available with Keepalived and HAproxy, Make a Kubernetes Operator

Posted in Others

Upcoming Events (Local Time)

  1. Feb
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    Fri

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      CentOS: Dojo, Brussels, Belgium.

RHCSA7: Task of the day

Allowed time: 10 minutes.
Create an EXT4 file system mounted under /vol based on a logical volume of 100MB.
Reduce the size to 60MB.

RHCE7: Task of the day

Allowed time: 8 minutes.
Set up an iScsi target based on a fileio backstore of 100MB called /opt/shareddata with CHAP authentication (username=usr/password=pwd), xfs filesystem and standard firewall configuration.

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Poll for favorite RHEL 7 book

What is your favorite RHEL 7 book to prepare RHCSA & RHCE exams?

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Poll for most difficult RHCSA 7 topic

What do you think is the most difficult RHCSA 7 topic?

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Poll for most difficult RHCE 7 topic

What do you think is the most difficult RHCE 7 topic?

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