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Data at rest encryption with protected key

May 20, 2019 October 8, 2019 / By Eberhard Pasch / Hardware, Hint and Tips, Linux, Security / Leave a Comment
Video1: Concept video – Chinese version

Concept

You might have heard IBM talking about “pervasive encryption”. In this post we take a look at what’s behind this. With every encryption scheme there is the problem of access to the keys. … Read the rest

Blog moved …. extensions coming

May 13, 2019 May 18, 2019 / By Eberhard Pasch / Other / Leave a Comment

This blog has been moved from Blogger to it’s own WordPress site. There is still work underway for design and better usability – so stay tuned. Also I plan to start a regular cadence of Blog posts once a week … Read the rest

SUSE logo

SUSE Linux Enterprise Server 12 SP4 (SLES12 SP4) released

December 12, 2018 December 20, 2019 / By Eberhard Pasch / Linux Distributions, SUSE / Leave a Comment

On December 12th 2018,  SUSE announced SLES12 SP4 the follow up service pack after SLES 12 SP3.   This release comes like SLES 12 SP2 with a major kernel upgrade. This has pros and cons. One of the pros … Read the rest

Ubuntu 18.04 LTS available for Linux on Z and LinuxONE

July 18, 2018 May 13, 2019 / By Eberhard Pasch / Ubuntu / Leave a Comment

On April 27th 2018 Canonical announced the second version of Ubuntu LTS for Linux on Z and LinuxONE.

Link collection and other useful information:

  • Canonical System Z specific blog
  • Ubuntu 18.04 release notes
  • Ubuntu 18.04 installation guide
  • Ubuntu Server Certifications
… Read the rest

Red Hat Enterprise Linux (RHEL) 7.5 released

July 16, 2018 May 13, 2019 / By Eberhard Pasch / Red Hat / Leave a Comment
RHEL logo

On April 10th, 2018 Red Hat announced the next regular update to their flag ship operating system.

The
kernel level for 7.5 is kernel-3.10.0-862.el7. The kernel level for 7.5-alt is kernel-4.14.0-49.el7a.
And this is actually the largest change. There is … Read the rest

SUSE Linux Enterprise 12 Service Pack 3 (SLES 12 SP3) released

July 15, 2018 May 13, 2019 / By Eberhard Pasch / SUSE / Leave a Comment
SUSE logo

On September 7th 2017 eleven months after the last service pack  SUSE has released the latest updated to their flag ship server distribution.

The kernel level for 12.3 is kernel-4.4.73-5.1. So the major kernel level stayed the same, which allowed … Read the rest

Red Hat Enterprise Linux (RHEL) 7.4 released

July 14, 2018 May 13, 2019 / By Eberhard Pasch / Red Hat / Leave a Comment

On August 1st, 2017 Red Hat announced the next regular update to their flag ship operating system.

The
kernel level for 7.4 is kernel-3.10.0-693.el7.

Here is my usual summary of links to more information:

  • Complete RHEL 7 documentation
  • RHEL 7.4
… Read the rest

Determining LPAR CPU assignment on a running System Z

May 17, 2018 May 13, 2019 / By Eberhard Pasch / Hardware / Leave a Comment
LPAR CPU assignment view

A frequently question in the past was: which physical CPUs is my LPAR using right now? Since z14 the Hardware Management Console provides this for authorized users. The task is called “View partition Resource Assignments”.
The Washington System Center has … Read the rest

z14

July 17, 2017 October 8, 2019 / By Eberhard Pasch / Hardware / Leave a Comment

Today July 17th 2017 IBM announced the new mainframe called IBM z14. Planned availability date is September 13, 2017.

z14 glas model
IBM z14 glass model

From a Linux perspective the IBM tested platforms has been updated to include z14. The following minimum … Read the rest

Oracle 12c R1 and R2 now certified on RHEL 7.1 and SLES 12 SP1 for Linux on z / LinuxONE

May 12, 2017 May 13, 2019 / By Eberhard Pasch / Oracle, Red Hat, SUSE / Leave a Comment

Oracle Databasse 12c Release 1 and Release 2 are now certified on the latest Linux versions for Linux on z Systems and LinuxONE. Details can be found here:

  • Oracle 12c R1:
  • RHEL7 certification: IBM Flash, Oracle Note  2213265.1
  • SLES
… Read the rest

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Recent Posts

  • Red Hat Enterprise Linux (RHEL) 8.3 released
  • SUSE Linux Enterprise Server 15 SP2 (SLES15 SP2) released
  • z15 T02 / LinuxONE III LT2
  • Red Hat Enterprise Linux (RHEL) 8.2 released
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