Scott Lowe

AUGUST 27, 2021

I have a fairly diverse set of links for readers this time around, covering topics from microchips to improving your writing, with stops along the way in topics like Kubernetes, virtualization, Linux, and the popular JSON-parsing tool jq. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux. Networking.

Linux 90

Linux Load Balancer Malware Virtualization 90

Scott Lowe

SEPTEMBER 9, 2014

This is a live blog of session DATS004, titled “Bare-Metal, Docker Containers, and Virtualization: The Growing Choices for Cloud Applications.” Weaver includes a discussion of the drivers behind virtualization as well as the pros and cons of virtualization. That, naturally, leads to a discussion of containers.

Virtualization 89

Virtualization Linux Intel Construction 89

Scott Lowe

APRIL 11, 2017

In December 2016, I kicked off a migration to Linux (from OS X) as my primary laptop OS. Let me start by saying that I am actively using a Linux-powered laptop as my primary laptop right now, and I have been doing so since early February. Linux Distribution. I’m using Enpass on my OS X, Linux, and iOS devices.

Linux 60

Linux Report Vmware Travel 60

Virtualized Greek

DECEMBER 11, 2013

Forbes is asking the question if solutions like Docker mark the end of virtualization. Without getting into the debate of how containers can be a compliment to virtualization, it got me to thinking about how out of touch the tech news media is with the enterprise. Then comes the Windows vs. Linux conversation you’ve already had.

Windows 65

Windows Linux Virtualization Vmware 65

Scott Lowe

AUGUST 27, 2021

I have a fairly diverse set of links for readers this time around, covering topics from microchips to improving your writing, with stops along the way in topics like Kubernetes, virtualization, Linux, and the popular JSON-parsing tool jq along the way. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux.

Linux 60

Linux Load Balancer Malware Virtualization 60

Scott Lowe

MARCH 2, 2020

It seems like the natural progression of the Tech Short Takes is moving toward monthly articles, since it’s been about a month since my last one. Redpill Linpro talks to readers about their new routers running Cumulus Linux. This article from Bruce Schneier is worth reading. Both are good articles. Servers/Hardware.

Linux 60

Linux Windows Hardware Network 60

Scott Lowe

JUNE 18, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful.

Windows 60

Windows Vmware Virtualization Linux 60

Network World

JANUARY 4, 2018

And all the major software vendors of Linux, Microsoft for Windows, Apple for macOS, and virtualization software suppliers such as VMware and Citrix have all collaborated to mitigate this threat. To read this article in full, please click here

Intel 81

Intel Vmware Linux Architecture 81

Network World

MARCH 27, 2018

Internal tests from a leading industry vendor have shown that fixes applied to servers running Linux or Windows Server aren’t as detrimental as initially thought, with many use cases seeing no impact at all. To read this article in full, please click here Haswell and Broadwell were the same microarchitecture, with minor tweaks.

Linux 68

Linux Architecture Windows Virtualization 68

Scott Lowe

APRIL 29, 2022

My link of links and articles from around the Internet is a bit light on networking and virtualization this time around, but heftier in the security, cloud, and OS/application sections. The idea of a software bill of materials (SBOM) is gaining traction; here’s an article on a tool by Anchore that claims to be able to help.

Linux 74

Linux Storage Programming Applications 74

Scott Lowe

APRIL 15, 2022

This article contains some good information on IPv6 for those who are just starting to get more familiar with it, although toward the end it turns into a bit of an advertisement. Although Linux is often considered to be superior to Windows and macOS with regard to security, it is not without its own security flaws. Networking.

Linux 74

Linux Load Balancer IPv6 Licensing 74

Scott Lowe

APRIL 6, 2017

I have another collection of links, articles, and thoughts about key data center technologies, and hopefully I’ve managed to include something here that will prove useful or thought-provoking. Here’s a handy list of deprecated Linux network commands and their replacements. Welcome to Technology Short Take #81! Networking.

Vmware 60

Vmware Linux Storage Network 60

Scott Lowe

DECEMBER 11, 2020

This is an older article, but hopefully still useful nevertheless: Brian Mathews explains how to use the linkerd sidecar to find and fix application issues on Kubernetes. Here’s a post on using Windows Subsystem for Linux (WSL) to run Linux containers on Windows. Virtualization. Programming.

Linux 60

Linux Network Tools Hardware 60

Linux Academy

APRIL 24, 2019

In the past, the migration of virtual machines could be a very complicated process and required significant expertise for on-premise personnel to migrate existing virtual machines to the cloud. Let’s look at some of the details and advantages of using a service like Cloud Endure to migrate virtual machines to the cloud.

Cloud 60

Cloud Google Virtualization Linux 60

Scott Lowe

JUNE 2, 2016

This article from Marcos Hernandez shows one way to do dynamic routing in OpenStack. Jason Messer has an article describing how networking works with Windows containers. Jason Messer has an article describing how networking works with Windows containers. I tend to agree with Russ’ line of thinking.

Vmware 60

Vmware Virtualization Linux Windows 60

Scott Lowe

AUGUST 21, 2020

Everyone’s favorite three-letter agency recently released some VPN security guidance, as reported by this InfoSecurity Magazine article. The article also provides some links to said guidance, for those that are interested. ” Want to use a Yubikey to automatically lock and unlock your Linux system? Virtualization.

Handbook 60

Handbook Linux Storage Windows 60

Scott Lowe

AUGUST 16, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful.

Windows 60

Windows Virtualization Devops Vmware 60

Scott Lowe

NOVEMBER 25, 2020

This article is chock-full of useful information that, typically, can only be gathered from direct experience (like the note on using istioctl instead of the Istio Operator to avoid an issue when upgrading from 1.6 I wasn’t aware of Cloudflare Argo Tunnel, so this article was informative for that reason alone. Good stuff here!

Linux 60

Linux Vmware Open Source Examples 60

Network World

MARCH 20, 2017

The security researchers assembled at the Pwn2Own 2017 hacking competition , sponsored by Trend Micro, and occasionally grouped together, then performed essentially zero-day exploits (at least by the rules, heretofore unknown) on your favorite stuff, such as Windows, MacOS and Linux.

Vmware 60

Vmware Linux Trends Windows 60

Network World

FEBRUARY 29, 2016

Skyport offers SkySecure Server, a remotely deployable platform for Windows and/or Linux virtual machines in a fortress-like environment. To read this article in full or to leave a comment, please click here (Insider Story) Skyport does one thing, and it does it well. You can rent one for $2,500 per month, or less.

Security 67

Security Linux Operating Systems Windows 67

Scott Lowe

JULY 17, 2020

Ivan Pepelnjak has a fantastic article on adapting network design to acommodate automation. Jon Langemak is blogging again, and he jumps back into the “blogging saddle” with a post on working with tc on Linux systems. Bruno Hildenbrand shares 20 tips for managing Linux VMs on Azure. Virtualization. Networking.

Linux 60

Linux Apple Operating Systems Policies 60

Scott Lowe

OCTOBER 31, 2012

Open vSwitch (OVS) is a core component in a number of prominent virtualization- and cloud-related products and projects (consider that OpenStack Quantum, CloudStack, XenServer, and Nicira NVP all leverage OVS). Enable IP routing in the Linux kernel. Wrapping libvirt Virtual Networks Around Open vSwitch Fake Bridges.

Linux 117

Linux Virtualization Network Examples 117

Scott Lowe

NOVEMBER 7, 2014

That’s right, it’s time for yet another collection of links and articles from around the Internet on various data center-related technologies, products, projects, and efforts. It was good to read this post on Cumulus Linux first impressions by Jeremy Stretch. ” I highly encourage reading this article.

Vmware 65

Vmware Linux Storage Virtualization 65

Scott Lowe

JANUARY 28, 2016

As usual, I’ve gathered what I hope to be a useful but varied collection of articles and links on key data center technologies. The rise of Linux in importance in the networking industry continues, with Arista announcing enhancements to Arista EOS to support—among other things—Docker containers. Run Windows containers on the Mac.

Vmware 60

Vmware Linux Open Source Devops 60

Scott Lowe

NOVEMBER 17, 2016

I recommend reading this article, as well as reading the comments. Cumulus Networks recently introduced the Cumulus Linux Network Command Line Utility (NCLU) , which provides a more unified front-end to configuring switches running Cumulus Linux. Matt Oswalt has a great article on the principles of automation.

Linux 60

Linux Vmware Storage Network 60

Scott Lowe

MARCH 2, 2017

OK, now that I’ve mentioned Skydive, I can talk about this article that provides an example of functional SDN testing with Terraform and Skydive. I found this article on SELinux concepts for humans to be quite helpful. Check out this article that discusses using AWS Spot Instances and spotinst to run low-cost Kubernetes clusters.

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

JANUARY 18, 2017

Craig Matsumoto has an informative article on why machine learning is hard to apply to networking. I’ve heard David Meyer—who is quoted extensively in the article—speak several times, and most of the time his stuff is way beyond my understanding. This article by Alin Serdean from Cloudbase Solutions describes how it’s done.

Linux 60

Linux Network Hardware Dell 60

Scott Lowe

MARCH 30, 2018

Vadim Eisenberg has two articles that describe how to integrate external services into an Istio service mesh. The first article covers integrating external web services ; the second article discusses consuming external TCP services. Flatcar Linux is a “friendly fork” of Container Linux (of CoreOS).

Linux 60

Linux Vmware Windows Applications 60

Scott Lowe

FEBRUARY 9, 2018

Ready for another round of links, articles, and thoughts on data center technologies? If you’re using CloudFormation to manage your AWS security groups in an infrastructure-as-code approach, you owe it to yourself to check out this article by Jose Luis Ordiales. Michael Wittig shares some details on migrating to Amazon Linux 2.

Vmware 60

Vmware Linux Network Storage 60

Scott Lowe

JULY 22, 2013

Welcome to Technology Short Take #34, my latest collection of links, articles, thoughts, and ideas from around the web, centered on key data center technologies. Greg Ferro, aka EtherealMind, has a great series of articles on overlay networking (a component technology used in a number of network virtualization solutions).

Vmware 106

Vmware Virtualization Network Linux 106

Scott Lowe

MAY 12, 2016

In this post you’ll find a collection of links to articles about the major data center technologies. While I’m talking about the overlay/underlay model, I found this article by Tom Nolle discussing how using the overlay/underlay model could enable agile infrastructure. Welcome to Technology Short Take #66! Networking. Servers/Hardware.

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

JANUARY 28, 2016

As usual, I’ve gathered what I hope to be a useful but varied collection of articles and links on key data center technologies. The rise of Linux in importance in the networking industry continues, with Arista announcing enhancements to Arista EOS to support—among other things—Docker containers. Run Windows containers on the Mac.

Vmware 60

Vmware Open Source Linux Devops 60

Scott Lowe

JANUARY 19, 2018

Today I have another collection of data center technology links, articles, thoughts, and rants. ” Those familiar with networking concepts will identify well with the ideas in this article, I think. Barry Peddycord shares an update on Ansible support for the Cumulus Linux NCLU. Virtualization. Networking. or higher).

Vmware 60

Vmware Open Source Linux Cloud 60

Scott Lowe

JUNE 29, 2016

Welcome to Technology Short Take #68, my erratically-published collection of links, articles, and posts from around the web—all focused on today’s major data center technologies. Both articles are useful, IMHO, especially considering that MACVLAN is no longer experimental as of the Docker 1.12 Servers/Hardware.

Linux 60

Linux Network Hardware Vmware 60

Scott Lowe

MAY 2, 2013

Apparently, by copying the keytab file from a Windows KDC (an Active Directory domain controller), the keytab is considered “foreign” because it doesn’t have the right security context. This article was originally posted on blog.scottlowe.org. Interoperability Linux ActiveDirectory Kerberos LDAP SSH'

Authentication 112

Authentication Linux Storage Security 112

Scott Lowe

AUGUST 8, 2014

Welcome to Technology Short Take #43, another episode in my irregularly-published series of articles, links, and thoughts from around the web, focusing on data center technologies like networking, virtualization, storage, and cloud computing. Virtualization. Here’s hoping you find something useful. Networking.

Vmware 60

Vmware Linux Virtualization Network 60