Scott Lowe

AUGUST 11, 2023

Networking Navendu Pottekkat offers readers a comprehensive guide to API gateways, Kubernetes gateways, and service meshes. As a side note, I am curious to know what other CPU architectures, if any, are affected. Will something like this spark a (larger) migration to ARM-based architectures? Here we go again.

Programming 60

Programming Architecture Linux Construction 60

Linux Academy

MAY 2, 2019

In a typical application, either run in a traditional datacenter or colocation facility, you’re paying for the application itself, the underlying OS, hypervisor, storage, servers or VMs, SAN, networking, power, and so on. We can track changes after moving into an AWS-based architecture. This adds up to a lot of overhead. With a $14.2M

Linux 84

Linux Storage Web Services Applications 84

Scott Lowe

DECEMBER 11, 2020

Networking. Arthur Chiao cracks open kube-proxy , a key part of Kubernetes networking, to expose the internals, and along the way exposes readers to a few different technologies. This is a good read if you’re trying to better understand some aspects of Kubernetes networking. Now, on to the content! Servers/Hardware.

Linux 60

Linux Network Tools Hardware 60

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. Networking. I hope you find something useful! Servers/Hardware. Plastic microchips

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. Networking. Said van de Klundert has a post on screen scraping basics for network engineers. Said van de Klundert has a post on screen scraping basics for network engineers.

Linux 60

Linux Windows Hardware Network 60

Scott Lowe

MARCH 17, 2016

In any case, here’s another collection of links and articles from around the Net on the major data center technology areas. Networking. At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. I’ll try to correct that for the next one. Have fun reading!

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

MAY 7, 2021

In this Technology Short Take, I’ve gathered some links for you covering topics like Azure and AWS networking, moving from macOS to Linux (and back again), and more. Networking. ” Specifically, this post talks about Kubernetes networking. Let’s jump right into the content! Servers/Hardware. Programming.

Linux 60

Linux Hardware Network Cloud 60

Scott Lowe

MAY 27, 2022

I mean, don’t you want to spend this weekend catching up on some technology-related articles instead of cooking on the grill and gathering with friends and family? Still, for those who need a little technology fix over the weekend, hopefully I’ve included something useful in the list of articles below. Networking.

Virtualization 79

Virtualization Storage Network Programming 79

Scott Lowe

FEBRUARY 2, 2017

I’ve got a new collection of links and articles from around the Web on various data center-focused technologies. Networking. Michael Kashin has a great article on how Open Virtual Network (OVN, part of the Open vSwitch project) implements virtual networks in OpenStack. Have a look at the article for more details.

Linux 60

Linux Network Virtualization IPv6 60

Scott Lowe

JULY 17, 2020

Networking. Chip Zoller takes a look at Antrea , a new Kubernetes CNI (Container Networking Interface) plugin that leverages Open vSwitch (OVS). Ivan Pepelnjak has a fantastic article on adapting network design to acommodate automation. Bruno Hildenbrand shares 20 tips for managing Linux VMs on Azure.

Linux 60

Linux Apple Operating Systems Policies 60

Network World

JANUARY 4, 2018

First, to be clear, these exploits affect all the major computer chip architectures. 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 86

Intel Vmware Linux Architecture 86

Network World

FEBRUARY 22, 2017

Just what the world needs, another Linux distro. It takes concepts from the Flux Advanced Security Kernel (FLASK) architecture, which was used in SELinux and SEBSD, but builds a new OS from scratch with security in mind, enabling what he calls "global Default Deny at the process level." Talk about slow development time.

Malware 82

Malware Linux Architecture Security 82

Linux Academy

MAY 1, 2019

In a typical application, either run in a traditional datacenter or colocation facility, you’re paying for the application itself, the underlying OS, hypervisor, storage, servers or VMs, SAN, networking, power, and so on. We can track changes after moving into an AWS-based architecture. This adds up to a lot of overhead. With a $14.2M

Linux 60

Linux Storage Web Services Applications 60

Linux Academy

MAY 1, 2019

In a typical application, either run in a traditional datacenter or colocation facility, you’re paying for the application itself, the underlying OS, hypervisor, storage, servers or VMs, SAN, networking, power, and so on. We can track changes after moving into an AWS-based architecture. This adds up to a lot of overhead. With a $14.2M

Linux 60

Linux Storage Web Services Applications 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. Networking. 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.

Vmware 60

Vmware Linux Open Source Devops 60

Scott Lowe

MARCH 12, 2021

Networking. Isovalent, the folks behind Cilium, recently unveiled the Network Policy Editor, a graphical way of editing Kubernetes Network Policies. Ivan Pepelnjak, the font of all networking knowledge, has been discussing cloud networking in some detail for a good while now. I want to be like Ivan when I grow up.

IPv6 60

IPv6 Network Storage Policies 60

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. Skylake, though, was a whole new architecture, and as it turns out, that made the difference.

Linux 70

Linux Architecture Windows Virtualization 70

Scott Lowe

FEBRUARY 9, 2018

Ready for another round of links, articles, and thoughts on data center technologies? Networking. 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). Welcome to Technology Short Take 94! Servers/Hardware.

Vmware 60

Vmware Linux Network Storage 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 Networking. MTU in OpenStack Neutron has been, as this article by Sam Yaple points out, a bit of a touchy subject.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

SEPTEMBER 11, 2012

Next, he discusses the evolution of network devices so far. In recent years, we’ve seen more devices running off-the-shelf software (like Linux). The future, Verplanke believes, is fully virtualized network devices. Is the Linux bridge efficient enough? This article was originally posted on blog.scottlowe.org.

Virtualization 109

Virtualization Intel Cloud Data 109

Scott Lowe

MARCH 2, 2017

Networking. Skydive is (in the project’s own words) an “open source real-time network topology and protocols analyzer.” 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. Welcome to Technology Short Take #79! That’s handy.

Linux 60

Linux Devops Open Source Virtualization 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. Networking. 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.

Vmware 60

Vmware Open Source Linux Devops 60

Scott Lowe

JUNE 2, 2016

Networking. Russ White tackles the issue of networking engineers needing to learn to code. 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. Welcome to Technology Short Take #67. Is it necessary?

Vmware 60

Vmware Virtualization Linux Windows 60

Scott Lowe

SEPTEMBER 9, 2014

This includes cgroups (the ability to control resource allocation/utilization), which is built into the Linux kernel. Namespace isolation isn’t just for processes; there’s also isolation for network entities, mounts, and users. The discussion now transitions into a quick review of the underlying Docker architecture.

Virtualization 89

Virtualization Linux Intel Construction 89

Scott Lowe

DECEMBER 6, 2013

Welcome to Technology Short Take #37, the latest in my irregularly-published series in which I share interesting articles from around the Internet, miscellaneous thoughts, and whatever else I feel like throwing in. Networking. What is the fix—if one exists—to snowflake networks? Here’s a good source.

Vmware 60

Vmware Storage Linux Network 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. Networking. Plus, just for fun, I usually try to include a couple career-related links as well.

Vmware 60

Vmware Storage Network Windows 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. Networking. 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

DECEMBER 17, 2015

Before I present this episode’s collection of links, articles, and thoughts on various data center technologies, allow me to first wish all of my readers a very merry and very festive holiday season. Networking. Mustafa Akin has an article on Docker’s new overlay networking functionality. Now, on to the content!

Vmware 60

Vmware Linux Architecture Hardware 60

Scott Lowe

NOVEMBER 10, 2017

Networking. I really enjoyed David Gee’s series on the network automation engineer persona ( part 1 , part 2 , part 3 , and part 4 ). David really unpacks the changes that are happening in the networking space and describes the key skills the “next-generation network engineer” will have. Good stuff!

Vmware 60

Vmware Storage Engineering Network 60

Cloud Musings

JANUARY 30, 2017

This NCTA program was designed to provide IT professionals with a strong foundation in cloud technologies, and overall cloud architecture and management of cloud infrastructure, as well as a solid technical background in modern web services deployment and administration. This content is being syndicated through multiple channels.

Web Services 70

Web Services Architecture Cloud Programming 70

SecureWorld News

JUNE 12, 2023

This reliance increases the attack surface of organizations, with large networks requiring constant protection and monitoring. This article will provide an overview of the best cybersecurity certifications in 2023 and where you can sign up for them. Below are five of the key benefits of working toward a cybersecurity certification.

Course 62

Course IBM Security Industry 62

Scott Lowe

MARCH 8, 2016

Networking. Cue the round of folks claiming that this is why proprietary network operating systems [NOSes] are the route the networking industry should be taking.). (Cue Cue the round of folks claiming that this is why proprietary network operating systems [NOSes] are the route the networking industry should be taking.).

Vmware 60

Vmware Linux Intel Network 60

Scott Lowe

MARCH 23, 2017

However, hopefully I’ve managed to gather together some articles with useful information for you. Networking. Biruk Mekonnen has an introductory article on using Netmiko for network automation. Andrius Benokraitis provides a preview of some of the networking features coming soon in Ansible 2.3.

Open Source 60

Open Source Storage Vmware Network 60

Scott Lowe

JANUARY 6, 2018

Networking. Lindsay Hill walks through using Telegraf, InfluxDB, and Grafana to monitor network statistics. Via Ivan Pepelnjak, I found this article by Diane Patton at Cumulus Networks talking about container network designs. Christian Kellner talks about work done on Thunderbolt 3 security levels for GNU/Linux.

Linux 60

Linux Vmware Comparison Network 60

Scott Lowe

SEPTEMBER 12, 2013

This is session COMS003, titled “Enabling Network Function Virtualization and Software Defined Networking with the Intel Open Network Platform Server Reference Architecture Design.” He first shows a high-level architecture (I tweeted a picture of this separately).

Intel 60

Intel Architecture Virtualization Network 60

Scott Lowe

MAY 12, 2016

In this post you’ll find a collection of links to articles about the major data center technologies. Networking. 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. Cloud Computing/Cloud Management.

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

OCTOBER 5, 2012

Welcome to Technology Short Take #25, my irregularly-published collection of links, articles, thoughts, and rants. Networking. I think this three-part series on new network models for cloud computing ( part 1 , part 2 , and part 3 ), while almost a year old, is quite good. my apologies for that. Cloud Computing/Cloud Management.

Storage 92

Storage Vmware Linux Virtualization 92