By: Drew

February 15, 2018 5:46 pm

16,346 views

SR-IOV – The way to share real virtualized host devices with a virtual machine

Single Root I/O Virtualization or SR-IOV is a specification that allows the isolation of PCI Express (PCIe) resources. It allows a physical PCIe device or adapter to appear as one or more separate physical/virtual PCIe devices. These virtualized devices are also known as Virtual Function (VF) devices. Two main reasons or purposes for SR-IOV are: […]

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By: Olaf Kirch

January 29, 2018 11:24 am

5,040 views

These days, nobody needs Enterprise Support, anyw… aaaargh!

It was a dark and stormy day in early November, when the SUSE security team was invited to a heavily NDAed phone conference. During this call, they were briefed about three vulnerabilities involving speculative execution features of various CPUs. What followed were many intense weeks of preparing the mitigating patches for what became known to […]

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By: Drew

December 4, 2017 11:24 am

3,891 views

System YES Certification with a PTF or another maintenance update

During a typical YES Certification of a server or workstation, the Gold Master (GM) release of SUSE Linux Enterprise with the latest Service Pack (SP) is installed on the hardware during certification tests. Sometimes, the GM release needs specific fixes or updates in order to be compatible with a particular hardware platform. As hardware systems […]

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By: Meike Chabowski

July 4, 2017 4:08 am

3,489 views

SUSE Rocked the Stage at LC3 2017 in Beijing

The following article has been contributed by Grace Wang, QA Engineer, SUSE China. LinuxCon + ContainerCon + CloudOpen (LC3) was held on June 19-20, 2017 at the China National Convention Center in Beijing. LinuxCon was already successfully held in North America, Europe and Japan during the past few years. Now it finally came to China. […]

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By: Drew

June 21, 2017 4:05 pm

5,147 views


By: Drew

February 13, 2017 2:30 pm

4,441 views

Are YES CERTIFICATION bulletin Config Notes from “the Dark Side” of hardware compatibility?

The easy answer is nope—no way! That comes from a person with years of YES Certification experience, not some Rogue person who suddenly has their Force Awaken one day! Please read on, because “Fear is the path to the dark side” and “Hard to see, the Dark Side is!” YES Certification […]

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By: SUSE

November 21, 2016 8:33 am

8,068 views

What happened to kernel-xen?

Those of you in a Xen environment may have noticed a change with recent versions of openSUSE Tumbleweed, or the newly released SUSE Linux Enterprise Server 12 SP2 and openSUSE Leap 42.2. Whether you are looking at a Xen host (dom0), or a paravitual Xen guest (domU), the running kernel is now kernel-default. What […]

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By: Drew

April 25, 2016 9:17 am

13,524 views

Comparison of UEFI and BIOS – from an operating system perspective

In a recent blog (the one right below this one, on the previous .../communities/blog/ page) I discussed the transition from BIOS (Basic Input Output System) to UEFI (Unified Extensible Firmware Interface) firmware from a hardware perspective. In this blog I’ll address the comparison from the operating system perspective. There is a definite overlap between […]

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By: Drew

April 25, 2016 8:58 am

12,562 views

Comparison of UEFI and BIOS – from a hardware perspective

For the past several years, x86 hardware systems (including desktops, laptops, workstations and servers) have been transitioning from BIOS-based (Basic Input Output System-based) to UEFI-based (Unified Extensible Firmware Interface-based) firmware interfaces. This firmware interface is usually just called “system firmware.” It is the initial code that recognizes the hardware components in the system […]

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