Monthly Archives: August 2017

Recent technical articles.

Containers: Containing System Services in RHEL: part1 / part2, What tools RedHat puts in place in the Docker ecosystem, CRI-O, Juggling backing disks for Docker on RHEL 7 using atomic storage migrate, Signed Images from the Red Hat Container Catalog, 6

Posted in Others

Synthetic view of a server.

To harden a server or simply reduce its security footprint, it is very useful to get a list of the main processes running. However, it is not an obvious task to get a synthetic view like this. Using a command

Posted in RHEL7

RHEL 7.4 officially released.

Today, Red Hat announced the official release of RHEL 7.4. To know more about this new version you can read a summary of the RHEL 7.4 changes or the RHEL 7.4 Release Notes. Several points can be highlighted: docker overlay

Posted in RHEL7

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RHCSA7: Task of the day

Allowed time: 10 minutes.
Create two new user accounts "steve" and "oliver".
Create a group "team". Create a directory "shared".
All files put into the "shared" directory by "steve" or "oliver" should belong to the "team" group and be only visible by them.

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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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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