SUSE Blog

Tag: Live Patching

Sabine Soellheim
By: Sabine Soellheim

September 14, 2020 1:03 pm

966 views

Conquering downtime is a battle on two fronts — here’s how to win

Getting towards continuous availability is about more than avoiding the sudden outages that stop your business in its tracks — you also need to tackle planned downtime. But the task is getting easier, as more organizations that rely on SAP services are now discovering. Today, more than 70% of applications are now deemed 'business-critical' and […]

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Categories: Expert Views, Run SAP Solutions, S/4HANA, SAP, SUSE Linux Enterprise Server for SAP Applications, SUSE News

Raj Meel
By: Raj Meel

September 10, 2019 5:50 pm

2,308 views

Live Patching Case Study of GESIS

You can save time and resources by using Live Patching. GESIS is one of the many organizations who achieved excellent results using SUSE Linux Enterprise Live Patching. Here we outline some of those results so you can make an assessment about how these can apply to your environment. First, let’s start with “What […]

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Categories: Mission-Critical Computing, SUSE Linux Enterprise Live Patching

Jared Matkin
By: Jared Matkin

June 7, 2018 4:58 pm

1,447 views

SUSE Ready to Heat Things Up at Cisco Live!

  There are plenty of reasons to be at Cisco Live this year. Technical education, thought leadership and partner collaboration,  not to mention Florida sunshine (or possibly monsoon rains), humidity, Universal Studios, and Cake (the band, not the kind you eat. Yeah, we’d forgotten about them, too). It’s all happening at […]

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Categories: Alliance Partners, Enterprise Linux, Run SAP Solutions

Nicolai Stange
By: Nicolai Stange

May 7, 2018 1:54 pm

1,850 views

Live Patching Meltdown – SUSE Engineer’s research project (Part 4 – The Conclusion)

Now that everything has been set to go as described in Part 1 (Key technical obstacles for Live Patching Meltdown), Part 2 (Virtual address mappings and the Meltdown vulnerability)  and Part 3 (Changes needed for Translation Lookaside Buffer (TLB) flushing primitives), the last missing piece is to actually replace the entry code and make it […]

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Categories: SUSE Linux Enterprise Live Patching

Nicolai Stange
By: Nicolai Stange

May 4, 2018 12:20 pm

1,605 views

Live Patching Meltdown – SUSE Engineer’s research project (Part 3)

Building upon the Part 1 (Key technical obstacles for Live Patching Meltdown) and the Part 2 (Virtual address mappings and the Meltdown vulnerability), let's now address the needed changes to the TLB flushing primitives. In order to resolve virtual to physical addresses, a CPU must traverse the page table tree. This is a costly […]

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Categories: SUSE Linux Enterprise Live Patching

Nicolai Stange
By: Nicolai Stange

May 3, 2018 11:59 am

1,753 views

Live Patching Meltdown – SUSE Engineer’s research project (Part 2)

Following up on the Part 1 about key technical obstacles for Live Patching Meltdown, in this blog I will give you some background on virtual address mappings in context of the Meltdown vulnerability and look at patching kGraft itself! Virtually mapped memory is a protection feature provided by the CPU, orthogonal to the privilege separation […]

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Categories: SUSE Linux Enterprise Live Patching

Nicolai Stange
By: Nicolai Stange

May 2, 2018 2:37 pm

4,083 views

Live Patching Meltdown – SUSE Engineer’s research project (Part 1)

Meltdown is one of the biggest and complex security vulnerabilities that happened recently and impacted almost everyone. I am a SUSE live patching engineer and wanted to share with you how unique fixing this vulnerability was in terms of scope and complexity. My goal was to see if I could also create a live patch […]

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Categories: SUSE Linux Enterprise Live Patching

Michael Tabron
By: Michael Tabron

April 25, 2018 3:08 pm

1,924 views

SUSE Sponsors IBM Systems Technical University in Orlando

For the nearly three years that I've been at SUSE, I've had the privilege of participating in five different IBM Systems Technical University events in Europe and the US. It's always been a great opportunity not only to highlight the latest SUSE innovations available for the IBM Power platform but also to talk to IBMers, […]

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Categories: Alliance Partners, Run SAP Solutions, S/4HANA, Server, SUSE Linux Enterprise Live Patching, SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server on IBM Power Systems, SUSE Manager

Jeff Reser
By: Jeff Reser

March 5, 2018 8:41 pm

17,698 views

Toward Zero Downtime with SAP HANA and More on IBM Systems

Whether you are running business-critical systems like SAP HANA on IBM Power or managing highly transactional workloads on IBM Z, maintaining business continuity is essential in today’s nonstop business environments. Many companies around the world are looking to ensure faster response times and low maintenance overheads through high availability techniques and technologies.  One […]

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Categories: Enterprise Linux, Geo Clustering for SUSE Linux Enterprise High Availability Extension, Mission-Critical Computing, Software-defined Infrastructure, SUSE Linux Enterprise High Availability Extension, SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server for z Systems and LinuxONE, SUSE Linux Enterprise Server on IBM Power Systems, SUSE News

Raj Meel
By: Raj Meel

March 2, 2018 2:44 pm

6,256 views

Business-critical systems demand Live Patching capability

As a system administrator, you could be spending several man days each month applying patches, synchronizing the patches across all your systems and rebooting the systems. You can avoid this. On average, infrastructure failure costs large enterprises $100,000 per hour. Critical application failures can cost $500,000 to $1 million per hour*. You can […]

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Categories: Mission-Critical Computing, Server, SUSE Linux Enterprise Live Patching, SUSE News

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