HOWTO

RHEL 8 Resources

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RHEL 8 Console

Red Hat announced the general availability of Red Hat Enterprise Linux 8 (RHEL 8) at Red Hat Summit on 7 May 2019. The following page attempts to bookmark RHEL 8 resources that might be useful for sysadmins that are looking forward to deploying this release. Official Documentation Product Documentation for Red Hat Enterprise Linux 8 […]

HOWTO

RHEL 8 Configure IP Address

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Red Hat Enterprise Linux 8 (RHEL 8) has deprecated the network scripts that have been used in previous RHEL releases. RHEL 8 now comes with new versions of the ifup and ifdown commands which call the nmcli tool. What does deprecated mean? From the Red Hat Enterprise Linux 8 Beta Release notes: Deprecated functionality continues […]

HOWTO

Undervolting the CPU

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ThinkPad P1

The ThinkPad P1 features a very powerful CPU inside a relatively small chassis.  As a result the CPU fans can activate more often than is wanted and the amount of time you can spend on battery can be reduced.  There are a couple of tools to help with this. In Windows, the Intel XTU utility […]

Containers

Podman with Kata Containers on RHEL 8

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The following blog shows you how to run Kata Containers on RHEL 8 using podman: Kata Containers + podman in RHEL8 Beta What are Kata Containers? Kata Containers is a new open source project building extremely lightweight virtual machines that seamlessly plug into the containers ecosystem. Find out more at https://katacontainers.io/ Virtualization or Containers? Why […]

HOWTO

Fedora on a ThinkPad P1

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ThinkPad P1

Following on from the successful RHEL8 on a ThinkPad P1 installation I thought I would revisit my Fedora install. Specifications As a reminder, here are the specifications of the ThinkPad P1: ThinkPad P1 model 20MDCTO1WW Intel(R) Xeon(R) E-2176M CPU @ 2.70GHz 1 x 32 GB SODIMM, DDR4, Speed: 2667 MT/s, Manufacturer: Samsung, Part Number: M471A4G43MB1-CTD 1 […]

HOWTO

RHEL 8 on a ThinkPad P1

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ThinkPad P1

Following on from my earlier posts concerning the availability of the RHEL 8 Beta and having taken a Backup with Clonezilla of my ThinkPad P1 I thought it was a good opportunity to test RHEL 8 on this new laptop. The specs of the laptop are as follows: ThinkPad P1 model 20MDCTO1WW Intel(R) Xeon(R) E-2176M […]

HOWTO

What changed on the last kernel update?

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When working on RPM based distributions like RHEL, Centos or Fedora you will most likely be asked to review the revision history for a package. For example, over time you are likely to be applying kernel updates as part of a patching routine. Say, you install a new kernel but notice a problem – how […]