Scott Lowe

JANUARY 21, 2022

Networking. Servers/Hardware. Chris Evans revisits the discussion regarding Arm processor architectures in the public cloud. And, speaking of Arm processor architectures in the public cloud, here’s another look at Amazon’s Graviton2 and Graviton3 chips, as discussed in a pair of re:Invent talks. Yes please!

Load Balancer 90

Load Balancer Linux Intel Cloud 90

Scott Lowe

SEPTEMBER 11, 2012

Next, he discusses the evolution of network devices so far. Devices first started as tightly-coupled hardware and software solutions. In recent years, we’ve seen more devices running off-the-shelf software (like Linux). The future, Verplanke believes, is fully virtualized network devices.

Virtualization 113

Virtualization Intel Cloud Data 113

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. Networking. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux.

Linux 90

Linux Load Balancer Malware Virtualization 90

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. Numan Siddique describes the native DHCP support available in OVN (Open Virtual Network). Servers/Hardware.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

MARCH 17, 2016

Networking. At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. Here’s another topic that came up at the recent DevOps Networking Forum: Spotify’s SDN Internet Router (SIR). Here’s some information on Nuage Networks’ experimental Docker Network plugin.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

SEPTEMBER 10, 2014

I was able to hit two technical sessions yesterday and liveblogged both of them: Virtualizing the Network to Enable a Software-Defined Infrastructure. The first one, on virtualizing the network, did highlight an important development regarding hardware offloads for Geneve, the next-generation network overlay encapsulation protocol.

Intel 60

Intel Hardware Linux Virtualization 60

Scott Lowe

MAY 27, 2022

Networking. 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. network virtualization). Is the relationship between network virtualization and service mesh closer than some folks might wish to admit?

Virtualization 79

Virtualization Storage Programming Network 79

Scott Lowe

FEBRUARY 2, 2017

Networking. Michael Kashin has a great article on how Open Virtual Network (OVN, part of the Open vSwitch project) implements virtual networks in OpenStack. In a bit of an older post from late summer 2016, Matt Oswalt outlines why network engineers should care about the network software supply chain. Good advice.

Linux 60

Linux Network Virtualization IPv6 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. Servers/Hardware. I hope you find something useful! So useful.).

Linux 60

Linux Load Balancer Malware Virtualization 60

Scott Lowe

JANUARY 28, 2016

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. See this SDx Central article or this Network World article for more details.). Servers/Hardware. Operating Systems/Applications.

Vmware 60

Vmware Linux Open Source Devops 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. Servers/Hardware. Bruno Hildenbrand shares 20 tips for managing Linux VMs on Azure.

Linux 60

Linux Apple Operating Systems Policies 60

Scott Lowe

JUNE 2, 2016

Networking. Russ White tackles the issue of networking engineers needing to learn to code. Jason Messer has an article describing how networking works with Windows containers. Tom Hollingsworth discusses how the rise of overlay networks killed large layer 2 networks and tools for building large layer 2 networks, like TRILL.

Vmware 60

Vmware Virtualization Linux Windows 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

DECEMBER 6, 2013

Networking. In this post on why networking needs a Chaos Monkey , Mike Bushong applies to the terms to networks—a snowflake network is an intricately crafted network that is carefully tailored to utilize a custom subset of networking features unique to your environment. Servers/Hardware.

Vmware 60

Vmware Storage Linux Network 60

Scott Lowe

FEBRUARY 9, 2018

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). I particularly liked his (mini-)rant about how network automation can’t be only about making the network engineer’s life easier.

Vmware 60

Vmware Linux Network Storage 60

Scott Lowe

DECEMBER 17, 2015

Networking. Mustafa Akin has an article on Docker’s new overlay networking functionality. If you’d like to play around with Cumulus Linux but don’t have a compatible hardware switch, Cumulus VX is the answer. Here’s a post that claims to translate OVS and OpenStack Neutron to the network engineer’s language.

Vmware 60

Vmware Linux Architecture Hardware 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. Servers/Hardware. Gareth Lewis walks through a vCNS 5.5.4 to VMware NSX 6.2.5

Vmware 60

Vmware Storage Network Windows 60

Scott Lowe

JUNE 29, 2016

Networking. First, we have this post on HiCube, which covers MACVLAN vs. Next, we have a pair of articles by Sreenivas Makam; the first covers MACVLAN and IPVLAN basics , while the second tackles the Docker MACVLAN and IPVLAN network plugins. Servers/Hardware. I think this will be something worth watching. (As

Linux 60

Linux Network Hardware Vmware 60

Scott Lowe

MARCH 2, 2017

Networking. Skydive is (in the project’s own words) an “open source real-time network topology and protocols analyzer.” Servers/Hardware. 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.

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

DECEMBER 22, 2018

Networking. Servers/Hardware. On the hardware side of things, we have James Hamilton of AWS discussing two hardware-related items coming out of AWS re:Invent 2018. Dave Taylor provides s ome tips for configuring VMware Fusion for Linux usage. Welcome to Technology Short Take #108! Career/Soft Skills.

Vmware 60

Vmware Linux Hardware Case Study 60

Scott Lowe

JANUARY 28, 2016

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. See this SDx Central article or this Network World article for more details.). Servers/Hardware. Operating Systems/Applications.

Vmware 60

Vmware Open Source Linux Devops 60

Scott Lowe

MARCH 10, 2015

Networking. I love this post from Matt Oswalt on five next-gen skills for networking pros. It tells me that some skills—specifically, Linux, automation/configuration management, software development concepts—are going to be essential for all new IT pros in the near future. Servers/Hardware. Bring on the content!

Vmware 60

Vmware Linux Hardware Software Development 60

Scott Lowe

MARCH 7, 2014

Networking. I mean, if they aren’t willing to embrace the abstraction and automation that a cloud management platform brings, will abstraction and automation at the networking layer provide any significant benefit? Don’t think this “software-defined networking” thing is going to take off? x86 marches on!

Virtualization 60

Virtualization Hardware Intel Vmware 60

Galido

OCTOBER 6, 2016

Automakers want to standardize on a Linux-based OS that would make vehicle infotainment systems act more like smartphones. Automakers are working to standardize on a Linux-based operating system for in-vehicle infotainment (IVI) systems that would make it easier for cars to act more like smartphones. In Vehicle Infotainment.

Open Source 60

Open Source Linux Automotive Operating Systems 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. Servers/Hardware. Virtualization.

Linux 60

Linux Vmware Comparison Network 60

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

OCTOBER 5, 2012

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. 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.

Storage 92

Storage Vmware Linux Virtualization 92

Cloud Musings

OCTOBER 28, 2016

You will learn how to painlessly deploy fairly complex applications that scale across multiple instances in cloud technologies including Windows Azure Chef, Chef Solo, Linux and Windows Tools. So which future do you want for you and your family? This content is being syndicated through multiple channels.

Cloud 70

Cloud Web Services Hardware Software 70

Scott Lowe

MARCH 23, 2017

Networking. Biruk Mekonnen has an introductory article on using Netmiko for network automation. Gabriele Gerbino has a nice write-up about Cisco’s efforts with APIs ; his article includes a brief description of YANG data models and a comparison of working with network devices via SSH or via API. Servers/Hardware.

Open Source 60

Open Source Storage Vmware Network 60

Scott Lowe

MAY 12, 2016

Networking. I recently spoke at Interop 2016 in Las Vegas, and while I was there I scribbled down some notes pertaining to how decomposing applications into microservices-based architectures was similar in some respects to decomposing networks into an overlay network and an underlay (physical) network.

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

OCTOBER 27, 2017

Networking. This is a slightly older post providing an overview of container networking , but still quite relevant. Russell Bryant has a post on Open Virtual Network (OVN) , a project within the Open vSwitch (OVS) community. Servers/Hardware. specifically, the new container network firewall functionality.

Firewall 60

Firewall Virtualization Network Storage 60

Scott Lowe

OCTOBER 14, 2017

Networking. Servers/Hardware. Brendan Gregg has a pretty detailed write-up on migrating from Solaris to Linux (pertinent given the recent layoff of the majority of the Solaris developers). Sorry about that! Hopefully the irregular schedule is outweighed by the value found in the content I’ve collected for you.

Load Balancer 60

Load Balancer Vmware Hardware Open Source 60

Scott Lowe

SEPTEMBER 10, 2013

Bhandaru takes over to provide an overview of the OpenStack architecture. Next, Intel talks about how they have worked to expose hardware features into OpenStack. At this point, Gopal transitions to networking in OpenStack. This discussion focuses primarily around Intel Open Network Platform (ONP).

Intel 60

Intel Storage Open Source Hardware 60

Scott Lowe

SEPTEMBER 5, 2013

Jeda Networks. I’ve mentioned Jeda Networks before (see here ), and I was pretty excited to have the opportunity to sit down with a couple of guys from Jeda to get more details on what they’re doing. Jeda Networks describes themselves as a “software-defined storage networking” company. Vormetric.

Meeting 63

Meeting Storage Hardware Network 63

Scott Lowe

MAY 25, 2018

Also, a quick note that I removed the “Servers/Hardware” and “Storage” sections this time around, as I didn’t have any useful content to share. Networking. Ben Piper shares an example of automating Cumulus Linux with Ansible. Will Robinson walks readers through installing NTC Ansible.

Devops 60

Devops Hardware Resources Cloud 60

Scott Lowe

SEPTEMBER 3, 2013

Networking. Cisco shared some thoughts on what they termed a “software-only” approach; naturally, they have a different vision for data center networking (and that’s OK). Servers/Hardware. I hope that something in here is useful to you. VMware introduced VMware NSX recently at VMworld 2013.

Vmware 60

Vmware Data Center Storage Disaster Recovery 60

Scott Lowe

SEPTEMBER 11, 2013

Fisher sets the stage for people interacting with multiple devices, and devices that are highly mobile, supported by software and services delivered over a ubiquitous network connection. ” Eul walks through the basic components of the mobile platform, which includes not only hardware but also mobile software.

Intel 60

Intel Hardware Mobile Dell 60