Monthly Archives: August 2014

Red Hat RHCSA & RHCE minor changes.

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

Posted in RHEL7

New Linux Foundation certification program.

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

Posted in RHEL6

RHEL 7 /tmp configuration.

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.  

Posted in RHEL7

RHEL 7 virtual console tip.

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

Posted in RHEL7

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RHCSA7: Task of the day

Allowed time: 8 minutes.
Find all files bigger than 100MB and write their names into the /root/results.txt file.

RHCE7: Task of the day

Allowed time: 10 minutes.
Configure a httpd server that executes a Perl script in the /var/www/cgi-bin directory displaying "Hello!".

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