Monthly Archives: January 2014

RHEL 7 Beta benchmark.

For those who are interested in RHEL 7 Beta performance, Phoronix published a benchmark only two days after its release in December. The progresses made at the kernel level (3.10 kernel), at the compiler level (gcc 4.8.2) and at the

Posted in RHEL7

Another RHEL6 firewall tip.

Today I went to the official RedHat forum and learned a firewall tip from Jamie Bainbridge. If you need to change the firewall configuration of a server and don’t want to lock yourself out of this server, you can type

Posted in RHEL6

Red Hat – CentOS agreement.

On January 7, 2014 Red Hat and CentOS have signed an agreement regarding future cooperation. The two distributions were already almost identical except for copyrights, subscription management, and kernel drivers. For people preparing Red Hat certifications, it’s a good news

Posted in RHEL7

VMware VCA-DCV exam.

Yesterday in my quest for certifications I passed the VMware VCA-DCV exam. Although KVM and RHEV are good tools getting every day more recognition, VMware is still synonym of virtualization in a lot of companies. The VCA-DCV exam (VMware Certified

Posted in VMware

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.
Change the SSH process configuration to only listen on the 443 port.

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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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