One year ago I decided to start this website. One of the reasons explaining this move was to see how it was difficult to complete some tasks like LDAP client configuration without almost any tutorial to set up the server…
The Red Hat certification team recently made some adjustments to the RHCSA & RHCE exams objectives for RHEL 7. Concerning the RHCSA exam, VNC and LUKS related tasks have been removed, when firewall settings can now be set up through…
Two days ago, the Linux Foundation announced a new certification program. It consists in two exams: LFCS (Linux Foundation Certified System administrator), LFCE (Linux Foundation Certified Engineer). Both exams are performance-based exam in English lasting 2 hours focusing on system…
Some applications writing files in the /tmp directory can see huge improvements when memory is used instead of disk. You will find all the details in the tutorial about configuring /tmp on tmpfs.
If you don’t know the kpartx command, you miss something! If you regularly play with virtual machines under KVM, you know that sometimes things go wrong. A change in the /etc/fstab file or in the ssh configuration and you are…
With Systemd, the Init scripts are not there any more. Consequently, the execution of tasks at boot time had to change. Hopefully, a nice solution has been found: it uses the good old rc.local file. Now, to execute tasks at…
Just a reminder for RHCEv5: you’ve got still 29 days to get recertified by passing the RHCEv6 only (a 50% discount is available in some countries).
Today, CentOS 7 has just been released. The distribution can now be downloaded from the CentOS website. The Release Notes explain what kind of images are available: the DVD images contain most of the packages but not all, the Live…
Yesterday, there was a live chat organized by Red Hat on Twitter. The subjects were RHEL 7 training and certifications. Here is a retranscription: RHCSAv6 & RHCEv6 exams are available until December, the 19th but availability varies by location. According to location, RHCSAv6 &…
Today, the RHCSA & RHCE exam objectives for RHEL 7 are finally available. Concerning the RHCSA exam objectives, there are very limited changes. Details are available in the RHEL7 RHCSA What’s new? section. Concerning the RHCE exam objectives, changes are…
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