The SELinux Coloring Book – Máirín Duffy
Dan Walsh had a great idea for explaining SELinux policy concepts in a fun way – creating an SELinux coloring book! He wrote up a script, I illustrated it using my Wacom in Inkscape on Fedora, and we turned it into an opensource.com article. Still. We needed physical coloring books, and what better place to hand them out than at the Red Hat Summit? We got them printed up and shipped off to the Sum
How To Extract an RPM Package Files Without Installing It
nixCraft is a one-person operation. I create all the content myself, with no help from AI or ML. I keep the content accurate and up-to-date. Your privacy is my top priority. I don’t track you, show you ads, or spam you with emails. Just pure content in the true spirit of Linux and FLOSS. Fast and clean browsing experience. nixCraft is designed to be fast and easy to use. You won’t have to deal wit
How to convert em0 to eth0 in centos 6 and rhel 6
You are hereHome › Archives › How to convert em0 to eth0 in centos 6 and rhel 6 › How to convert em0 to eth0 in centos 6 and rhel 6 Users who upgraded their platform from centos version 5 to centos version 6, or users with fedora 15 or other latest versions installed might have noticed that their NIC card interface naming is completely different from the previous ones. The new naming convention th
Creating CentOS and Fedora images ready for Openstack - RDO
This is a short summary of steps you can use to successfully build CentOS and Fedora images capable of take advantage of Openstack's elasticity. In the end, you'll have images that resize the root partition automatically and small enough to serve as base for your instances. I'm showing two different methods since for CentOS I used Linux rootfs resize and for Fedora I used cloud-utils-growpart. For
KVM: Install CentOS / RHEL Using Kickstart File (Automated Installation)
An automated installation method to install CentOS / Fedora or RHEL is recommend to automate procedure. Using kickstart, a system administrator can create a single file containing the answers to all the questions that would normally be asked during a typical RHEL Linux installation. Use kickstart GUI tool called “Kickstart Configurator” (run system-config-kickstart command to start the tool) to cr
HowTo: Configure Linux Virtual Local Area Network (VLAN) - nixCraft
VLAN is an acronym for Virtual Local Area Network. Several VLANs can co-exist on a single physical switch, which are configured via Linux software and not through hardware interface (you still need to configure actual hardware switch too). Hubs or switch connects all nodes in a LAN and node can communicate without a router. For example, all nodes in LAN A can communicate with each other without th
Flush-0:n processes causing massive bottleneck
I have a LAMP cluster that shares files via NFS and occasionally one of them will be stricken for a while when mysterious flush processes start appearing. Can anyone help me? The only way to resolve this is to reboot - killing the processes only spawns new ones. top - 19:43:43 up 104 days, 4:52, 1 user, load average: 27.15, 56.72, 33.31 Tasks: 301 total, 9 running, 292 sleeping, 0 stopped, 0 zombi
rpmbuild: error: Installed (but unpackaged) file(s) found Solution
nixCraft is a one-person operation. I create all the content myself, with no help from AI or ML. I keep the content accurate and up-to-date. Your privacy is my top priority. I don’t track you, show you ads, or spam you with emails. Just pure content in the true spirit of Linux and FLOSS. Fast and clean browsing experience. nixCraft is designed to be fast and easy to use. You won’t have to deal wit
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