Scott Lowe

APRIL 7, 2023

” Ivan Pepelnjak has some very useful and very applicable information on VRF-aware DHCP relaying. Operating Systems/Applications In Technology Short Take 166 , I mentioned Nick Schmidt’s article on D2. Thomas Heinen examines some approaches for dealing with multi-architecture Docker image builds.

Applications 97

Applications Comparison Cloud Operating Systems 97

CIO Business Intelligence

NOVEMBER 29, 2023

Once enterprises commit to running business-critical applications in the cloud, they rarely move to another provider. But if you do your planning exercise properly, you shouldn’t have to move your applications around,” he says. But doing this requires planning ahead early on, before moving an application to the cloud the first time.

Cloud 121

Cloud Applications Architecture Strategy 121

CTOvision

MAY 16, 2017

This is the industry’s first universal kernel bypass (UKB) solution which includes three techniques for kernel bypass: a POSIX (Portable Operating System Interface) sockets-based API (Application Program Interface), TCP (Transmission Control Protocol) Direct and DPDK (Data Plane Development Kit).

Software 194

Software Software Data Center Hardware 194

CTOvision

MAY 9, 2017

This is the industry’s first universal kernel bypass (UKB) solution which includes three techniques for kernel bypass: a POSIX (Portable Operating System Interface) sockets-based API (Application Program Interface), TCP (Transmission Control Protocol) Direct and DPDK (Data Plane Development Kit).

Software 151

Software Software Data Center Hardware 151

Scott Lowe

AUGUST 6, 2021

I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. This post on using SPIFFE/SPIRE, Kubernetes, and Envoy together shows how to implement mutual TLS (mTLS) for a simple application. Operating Systems/Applications.

Open Source 105

Open Source Load Balancer WAN Architecture 105

CTOvision

AUGUST 16, 2013

Lloyd underscored the importance of improving IT architecture to support today’s challenges and discussed a vision for data center networking. It was great learning that early in his career he was a technologist supporting the US Navy, supporting R&D and operations and making advances in capabilities from drones to helicopters.

Video 222

Video Data Center Network Big Data 222

Dataconomy

AUGUST 8, 2023

The essence of trusted computing involves key concepts like endorsement keys, secure input/output mechanisms, memory curtaining, sealed storage, remote attestation, and Trusted Third Party (TTP) interactions. These concepts collectively contribute to the creation of a comprehensive system compliant with TCG specifications.

Hardware 36

Hardware Storage Security Software 36

Scott Lowe

MARCH 16, 2018

Dave Cheney has a great technical write-up on using Contour with Let’s Encrypt to secure web applications running on Kubernetes. Operating Systems/Applications. Adrian Hornsby has a series (two parts so far) on designing a multi-region active-active architecture. So much for software-defined storage?

Architecture 60

Architecture Meeting Storage Hardware 60

Scott Lowe

NOVEMBER 22, 2019

I found this link in the serverless mullet architectures post, see the “Operating Systems/Applications” section below.). If you’re seeking to deepen your understanding of the Kubernetes architecture, I can heartily recommend this article. Operating Systems/Applications.

Architecture 60

Architecture Operating Systems Applications How To 60

Scott Lowe

AUGUST 6, 2021

I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. This post on using SPIFFE/SPIRE, Kubernetes, and Envoy together shows how to implement mutual TLS (mTLS) for a simple application. Operating Systems/Applications.

Open Source 60

Open Source Load Balancer WAN Architecture 60

Scott Lowe

MAY 27, 2022

Isovalent—the company behind the Cilium project—has been talking a lot about how the use of eBPF will transform things, including the architecture of a service mesh. Operating Systems/Applications. For relevant storage news, I’d recommend having a look at J Metz’ Storage Short Take 42.

Virtualization 79

Virtualization Storage Network Programming 79

Scott Lowe

APRIL 24, 2020

It is summed up, for me, in this quote: “The crucial architectural difference here is that vSphere wants us to stop thinking about individual physical servers, and AWS wants us to stop thinking about individual VMs.” ” It’s not just about VMotion; it’s about the bigger architectural shifts that need to be made.

Storage 60

Storage Tools Architecture Network 60

Linux Academy

NOVEMBER 1, 2019

Students will explore how containers work, how they compare with virtual machines and Docker containers, and how they handle application isolation. Students will learn by doing through installing and configuring containers and thoughtfully selecting a persistent storage strategy. Linux Operating System Fundamentals.

Course 104

Course Linux Devops Big Data 104

Scott Lowe

MARCH 23, 2017

Cossack Labs recently released Acra , a database encryption suite designed to protect applications against data leaks by providing strong encryption. Operating Systems/Applications. Check back next time! Mike Foley tackles the topic of TLS 1.2 and vSphere. Acra is open source and available via GitHub. My takeaway?

Open Source 60

Open Source Storage Vmware Network 60

Scott Lowe

AUGUST 11, 2016

In this post you’ll find a collection of links to articles discussing the major data center technologies—networking, hardware, security, cloud computing, applications, virtualization…you name it! (If What will happen when you combine GPUs and persistent storage? Operating Systems/Applications. Networking.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

MARCH 12, 2021

I didn’t do so well on storage links; apologies to my storage-focused friends! Operating Systems/Applications. Alex Gurbych discusses a microservices architecture, including adapting the concepts to actual services and offerings from AWS. Welcome to Technology Short Take #138. Networking.

IPv6 60

IPv6 Network Storage Policies 60

Linux Academy

APRIL 30, 2019

LPI Linux Essentials — This course teaches the basic concepts of processes, programs, and the components of the Linux operating system. This course covers the basics of Prometheus, which includes its architecture and components, such as exporters, client libraries, and alerting. If so, this is the course for you.

Linux 113

Linux Course Big Data Devops 113

Scott Lowe

MAY 3, 2019

Keybase discusses some challenges with encrypted chat applications and how their architecture avoids some of those challenges. Operating Systems/Applications. This post is from 2012, but is—to me—still as applicable today as ever. Cloud Computing/Cloud Management. This looks like a handy tool.

Vmware 60

Vmware Open Source Intel Applications 60

Scott Lowe

NOVEMBER 10, 2017

Lior Kamrat has a multi-part series on an architecture that blends Mesosphere DC/OS, Azure, Docker, and VMware vSphere. Operating Systems/Applications. Google is rolling out Kubernetes 1.8 to Google Container Engine; this blog post talks about some of the new features and functionality. Larry Smith Jr. Virtualization.

Vmware 60

Vmware Storage Engineering Network 60

Linux Academy

APRIL 9, 2019

As the name implies, it focuses on testing one’s ability to architect applications and infrastructures on Amazon Web Services, which is something many organizations are looking for. Understand AWS architectural best practices. Knowledge of migrating existing on-premises applications to AWS. Implement cost-control strategies.

Devops 60

Devops Architecture Web Services Applications 60

Galido

JANUARY 28, 2020

Various motherboard architectures support various generations of processors, and for the AMD Ryzen 3900X, ASUS ROG Crosshair VII Hero is the best suite. With softwares, operating systems, and various other applications requiring more memory, the general memory requirement of a system is only increasing.

Storage 105

Storage Hardware System Operating Systems 105

Scott Lowe

DECEMBER 6, 2013

A fan of network virtualization might also say that decomposing today’s complex physical networks into multiple simple logical networks on top of a simpler physical transport network—similar to Mike’s suggestion of converging on a smaller set of reference architectures—might also help. (Of All good stuff, thanks Mike!

Vmware 60

Vmware Storage Linux Network 60

Scott Lowe

AUGUST 27, 2021

This is an interesting deep dive into Intel’s “Ice Lake” Xeon SP architecture. Operating Systems/Applications. (And since Kevin didn’t define TDP—shame, shame!—see —see this post for an explanation.). A severity score of 9.9 out of 10 for a Hyper-V vulnerability ? So useful.).

Linux 90

Linux Load Balancer Malware Virtualization 90

Scott Lowe

MAY 7, 2021

VentureBeat discusses Armv9 , a new architectural update for Arm-based CPUs. Operating Systems/Applications. This post on isolated networks on AWS takes a pretty comprehensive look at what’s required to build isolated AWS networks, including a look at potential data exfiltration paths. Servers/Hardware. Programming.

Linux 60

Linux Hardware Network Cloud 60

Scott Lowe

JUNE 21, 2019

All in all, this article should remind readers that any large software project—whether it be implementing Kubernetes or migrating applications to the public cloud—needs good planning and good oversight, and won’t be as easy as the blogs make it seem to be. Operating Systems/Applications.

Network 60

Network Load Balancer Storage Applications 60

Scott Lowe

JUNE 2, 2016

Dmitri Kalintsev examines some options for addressing storage-related connectivity in NSX environments. The first article provides a blueprint for migrating applications to VMware NSX ; the second article supplies some tips for creating filtering policies in VMware NSX. Operating Systems/Applications.

Vmware 60

Vmware Virtualization Linux Windows 60

Scott Lowe

AUGUST 16, 2017

This is my irregularly-published collection of links and articles from around the Internet related to the major data center technologies: networking, hardware, security, cloud computing, applications/OSes, storage, and virtualization. Operating Systems/Applications. Networking. Cloud Computing/Cloud Management.

Vmware 60

Vmware Storage Network Windows 60

Scott Lowe

MARCH 2, 2017

Operating Systems/Applications. For me, the key takeaway was that you need to carefully examine the architecture of your application(s) in order to understand where serverless (function-as-a-service) is the best fit. “The Alan Renouf shows you how to retrieve NVMe storage device details using PowerCLI.

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

DECEMBER 22, 2018

Operating Systems/Applications. Mikhail Shilkov provides a great overview of Azure Durable Functions and how they fit into the bigger picture of microservices architectures, serverless platforms, and event-driven models. Time and experience can make quite a difference sometimes!

Vmware 60

Vmware Linux Hardware Case Study 60

Linux Academy

APRIL 29, 2019

LPI Linux Essentials — This course teaches the basic concepts of processes, programs, and the components of the Linux operating system. This course covers the basics of Prometheus, which includes its architecture and components, such as exporters, client libraries, and alerting. If so, this is the course for you.

Linux 60

Linux Course Big Data Devops 60

Dataconomy

MARCH 28, 2023

An IoT ( Internet of Things ) ecosystem refers to a network of interconnected devices, sensors, and software applications that work together to collect, analyze, and share data. It typically includes devices, communication networks, data storage, and analytics tools that work together to create an intelligent system.

Data 28

Data Storage Security Network 28

Dataconomy

MARCH 28, 2023

An IoT ( Internet of Things ) ecosystem refers to a network of interconnected devices, sensors, and software applications that work together to collect, analyze, and share data. It typically includes devices, communication networks, data storage, and analytics tools that work together to create an intelligent system.

Data 28

Data Storage Security Network 28

Scott Lowe

MAY 9, 2014

It sounds like Ivan favors scale-out architectures, not scale-up architectures (which are typically what is seen in centralized control plane deployments). Operating Systems/Applications. Ivan knocks centralized SDN control planes in this post. Looking for more VMware NSX content? Virtualization.

Vmware 60

Vmware Storage HP Virtualization 60

Linux Academy

MAY 28, 2019

Implement And Manage Application Services (Azure)- This course provides instructions on how to manage and maintain the infrastructure for the core web apps and services developers build and deploy. We will talk about how ECS is architected in order to provide a better understanding of how to manage container-based applications at scale.

Linux 104

Linux Course Big Data Devops 104

Scott Lowe

MARCH 2, 2020

Christian Posta talks about how microservices are not the only approach to software design, and then walks through the recent shift in Istio—the open source service mesh—from a microservices-based architecture to a more monolithic approach. Operating Systems/Applications. Both are good articles.

Linux 60

Linux Windows Hardware Network 60

Scott Lowe

FEBRUARY 9, 2018

Amit Aneja has a two-part series (so far) explaining the routing architecture in NSX-T (which brings multi-hypervisor and multi-cloud support to the NSX platform). Operating Systems/Applications. Nick Korte shares some “lessons learned” as his team explored VMware vSAN as a storage solution. Networking.

Vmware 60

Vmware Linux Network Storage 60

Scott Lowe

OCTOBER 5, 2012

Erik Smith, notably known for his outstanding posts on storage and FCoE, takes a stab at describing some of the differences between SDN and network virtualization in this post. This is an awesome overview of the OpenStack Folsom architecture , courtesy of Ken Pepple. Operating Systems/Applications. It starts here.

Storage 92

Storage Vmware Linux Virtualization 92