Scott Lowe

NOVEMBER 7, 2014

It was good to read this post on Cumulus Linux first impressions by Jeremy Stretch. I’m a fan of Cumulus, but I’m admittedly a Linux guy (see here ) so you might say I’m a bit biased. Jeremy is a “hard-core” networking professional, and so hearing his feedback on Cumulus Linux was, in my opinion, useful.

Vmware 69

Vmware Linux Storage Virtualization 69

Scott Lowe

NOVEMBER 25, 2020

Uh oh… more hardware exploits. You may have heard of eBPF, the Linux technology that is reshaping Linux applications (and in some ways reshaping Linux itself). Something about Linux, and Fedora in particular, just keeps drawing me back. What a time to be alive: Microsoft has its own Linux distribution.

Linux 60

Linux Vmware Open Source Examples 60

Scott Lowe

FEBRUARY 16, 2017

The rise of the disaggregated network operating system (NOS) marches on: this time, it’s Big Switch Networks announcing expanded hardware support in Open Network Linux (ONL) , upon which its own NOS is based. Servers/Hardware. I use OTR with Adium on OS X, and OTR with Pidgin on my Fedora Linux laptop.). Networking.

Vmware 60

Vmware Linux Storage Load Balancer 60

Scott Lowe

NOVEMBER 17, 2016

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. Servers/Hardware. Kevin Houston discusses workload acceleration options—specifically, storage acceleration via NVMe or PCIe SSDs—for blade servers.

Linux 60

Linux Vmware Storage 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 Thinking of using a hardware VTEP (VXLAN Tunnel Endpoint) with VMware NSX? Servers/Hardware. Networking. Virtualization.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

JULY 21, 2016

First up, there’s a great article on using IPVLAN with Docker and Cumulus Linux (with a tie back to sFlow, naturally!). Here’s a walkthrough by Cody Bunch on setting up BGP on Linux with Cumulus Quagga. Servers/Hardware. VMware is offering licenses for Log Insight to customers who already own NSX. Thanks Jason!

Vmware 60

Vmware Linux Storage Hardware 60

Scott Lowe

DECEMBER 6, 2013

Of course, I am a fan of network virtualization, since I work with/on VMware NSX.). Martijn Smit has launched a series of articles on VMware NSX. Want some additional information on layer 2 and layer 3 services in VMware NSX? Servers/Hardware. Here’s a good source. Any thoughts? All good stuff, thanks Mike!

Vmware 60

Vmware Storage Linux Network 60

Scott Lowe

SEPTEMBER 2, 2019

Last week at VMworld , I had the opportunity to meet with Lightbits Labs , a relatively new startup working on what they called “disaggregated storage.” So what is “disaggregated storage”? It’s one of the first questions I asked the Lightbits team. NVMe/TCP acceleration.

Meeting 60

Meeting Storage HP Dell 60

Scott Lowe

JUNE 2, 2016

Anthony Burke has written a script that uses VMware NSX to protect VMware Log Insight instances. Dmitri Kalintsev examines some options for addressing storage-related connectivity in NSX environments. Servers/Hardware. Ajeet Singh Raina has a write-up on running Docker Datacenter on VMware vSphere. Networking.

Vmware 60

Vmware Virtualization Linux Windows 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. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux. Servers/Hardware.

Linux 90

Linux Load Balancer Malware Virtualization 90

Scott Lowe

APRIL 15, 2022

Servers/Hardware. Cabling is hardware, right? Although Linux is often considered to be superior to Windows and macOS with regard to security, it is not without its own security flaws. Although Linux is often considered to be superior to Windows and macOS with regard to security, it is not without its own security flaws.

Linux 74

Linux Load Balancer IPv6 Licensing 74

Scott Lowe

JANUARY 14, 2016

Cumulus VX, if you aren’t aware, is a community-supported virtual appliance version of Cumulus Linux aimed at helping folks preview and test “full-blown” Cumulus Linux (which, of course, requires compatible hardware). Servers/Hardware. Dwayne Sinclair (an NSX SE at VMware) has a write-up on what micro-segmentation is not.

Vmware 60

Vmware Devops Storage Linux 60

Scott Lowe

MARCH 17, 2016

At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. I recently came across a couple useful troubleshooting guides, one for Open vSwitch (OVS) and OpenStack Neutron and one for VMware NSX. Servers/Hardware. Have fun reading! Networking. Read more about it here.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

FEBRUARY 9, 2018

Sam McGeown has a nice diagram of the communications channels between the various VMware NSX components. Servers/Hardware. Michael Wittig shares some details on migrating to Amazon Linux 2. Nick Korte shares some “lessons learned” as his team explored VMware vSAN as a storage solution. Virtualization.

Vmware 60

Vmware Linux Network Storage 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. Want to install VMware NSX in your home lab, but concerned about resource utilization?

Vmware 60

Vmware Storage Network Windows 60

Scott Lowe

MAY 27, 2022

Servers/Hardware. For relevant storage news, I’d recommend having a look at J Metz’ Storage Short Take 42. The state of virtualization on Apple Silicon hardware has seen a few developments in recent days and weeks. This will become even more useful, in my opinion, when Linux support is added.

Virtualization 79

Virtualization Storage Programming Network 79

Scott Lowe

DECEMBER 22, 2018

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. Kyle Ruddy helps folks get started with the Desired State Configuration Resources (DSCR) for VMware , a new way of using PowerShell DSC with VMware vSphere environments.

Vmware 60

Vmware Linux Hardware Case Study 60

Scott Lowe

JANUARY 28, 2016

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. As a partial counterpoint to the increased use/visibility of Linux in the networking industry, check out Ivan’s take on Dell’s OS10 announcement. Servers/Hardware.

Vmware 60

Vmware Linux Open Source Devops 60

Scott Lowe

JANUARY 19, 2018

This is pretty cool: a WYSIWYG topology designer for VMware NSX. Barry Peddycord shares an update on Ansible support for the Cumulus Linux NCLU. Servers/Hardware. The VMware Cloud-Native Apps group has a breakdown of some of the new features/functionality found in the 1.9 Nothing this time around. release of Kubernetes.

Vmware 60

Vmware Open Source Linux Cloud 60

Scott Lowe

DECEMBER 8, 2016

Servers/Hardware. In case you’re interested, here’s more details on CVE-2016-5195 , aka “Dirty Cow,” and how it might be used to allow a user to escape from a Linux container (like a Docker container). Blueprints that demonstrate VMware-Chef integration. on Ubuntu 16.04. Have a look here. Cloud Computing/Cloud Management.

Vmware 60

Vmware Storage Intel Virtualization 60

Scott Lowe

JULY 22, 2013

Here’s a decent two-part series about running Vyatta on VMware Workstation ( part 1 and part 2 ). Servers/Hardware. Need to do some port forwarding on a Linux box and want to automate the configuration with Puppet? Gabrie van Zanten shows how to add the Fusion IO driver to VMware AutoDeploy in this write-up.

Vmware 106

Vmware Virtualization Network Linux 106

CIO Business Intelligence

OCTOBER 17, 2023

Thus, these services will begin to commoditize, and with the popularity of multicloud, core services such as storage and computing will be pretty much the same from cloud to cloud.” Traditional hardware vendors also have as-a-service offerings that can run in data centers or at the edge: Dell Apex and HPE GreenLake.

Trends 144

Trends Cloud Oracle Enterprise 144

Scott Lowe

OCTOBER 9, 2016

That prompted Cody Bunch to write this article on setting up a topology with BGP on Linux using the topology converter , which I’m now mentioning in this Technology Short Take. PowerShell on Cumulus Linux on a network switch? Clifford Haas has a review of VMware NSX (this is from back in January). Servers/Hardware.

Vmware 60

Vmware Case Study Linux Network 60

Scott Lowe

OCTOBER 5, 2018

Servers/Hardware. The big news in the hardware space recently was the article regarding the purported Chinese hardware supply chain attack. Of the (innumerable) articles commenting on the hardware hack, this article by Joe FitzPatrick and this ErrataSec article caught my eye. This has generated a lot of discussion.

Hardware 60

Hardware Open Source Vmware Linux 60

Scott Lowe

DECEMBER 29, 2016

Andrey Khomyakov shares some information on automating the setup of whitebox switches running Cumulus Linux in part 2 of this series on learning network automation. Servers/Hardware. Michael Preston shares his thoughts on containers in a post titled “A VMware guy’s perspective on containers.” Alpine Linux 3.5

Vmware 60

Vmware Linux Open Source Data Center 60

Scott Lowe

JANUARY 27, 2023

Back in October of last year, Tom Hollingsworth weighed in on Hedgehog , the networking company that has set out to commercialize SONiC, a Linux-based NOS used extensively in Azure. Servers/Hardware What do you think of the ThinkPhone ? Ah, the bygone sounds of yesteryear …what a blast from the past! to version 8.0.

Programming 90

Programming Open Source Cloud Devops 90

Scott Lowe

OCTOBER 5, 2012

Some folks from Nicira (now part of VMware) recently published a blog post discussing the OVSDB IETF draft (see here ). 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. Servers/Hardware. Networking.

Storage 92

Storage Vmware Linux Virtualization 92

Scott Lowe

NOVEMBER 30, 2018

” Servers/Hardware. Christian Kellner provides a brief reminder that not all USB-C ports are Thunderbolt ports, and updates everyone on the status of bolt (Linux utility for working with Thunderbolt ports and peripherals). Matt Oswalt shares some details on how NRE Labs implements “curriculum-as-code.” Virtualization.

Vmware 60

Vmware Authentication Virtualization Storage 60

Scott Lowe

JUNE 18, 2017

Colin Lynch shares some details on his journey with VMware NSX (so far). I wouldn’t take this information as gospel, but here’s a breakdown of some of the IPv6 support available in VMware NSX. Servers/Hardware. This post has a list of 5 Docker utilities you may find helpful. RegEx tester. Enough said. Virtualization.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

Colin Lynch shares some details on his journey with VMware NSX (so far). I wouldn’t take this information as gospel, but here’s a breakdown of some of the IPv6 support available in VMware NSX. Servers/Hardware. This post has a list of 5 Docker utilities you may find helpful. RegEx tester. Enough said. Virtualization.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

FEBRUARY 11, 2021

I’ve got a wide range of topics for you this time around—eBPF, Falco, Snort, Kyverno, etcd, VMware Code Stream, and more. Servers/Hardware. I recently mentioned on Twitter that I was considering building out a new Linux PC to replace my aging Mac Pro (it’s a 2012 model, so going on 9 years old). Networking.

Vmware 60

Vmware Storage Study Network 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. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux.

Linux 60

Linux Load Balancer Malware Virtualization 60

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. Another series on VMware NSX has popped up, this time from Jon Langemak. Servers/Hardware.

Vmware 60

Vmware Linux Virtualization Network 60

Scott Lowe

FEBRUARY 6, 2014

In the process, he muses about the value of configuration management tool chains such as Chef and Puppet in a world of “open switch” platforms such as Cumulus Linux. Speaking of Cumulus Linux…did you see the announcement that Dell has signed a reseller agreement with Cumulus Networks? Servers/Hardware.

Linux 60

Linux Vmware Storage Virtualization 60

Scott Lowe

DECEMBER 27, 2019

Teammate Alex Brand has a look at VMware’s new OVS-based CNI plugin, Antrea. Servers/Hardware. I recently saw an article stating that VMware is going to use Minio as the object storage platform for Kubernetes, but the evidence presented in the article is anything but convincing. Spend time with your family instead.

Open Source 60

Open Source Vmware Authentication Storage 60

Scott Lowe

MARCH 10, 2015

I highly recommend you read the entire post, but in short the five skills Matt recommends are software skills (which includes configuration management and software development tools like Git ), Linux, deep protocol knowledge, hypervisor and container networking, and IPv6. Servers/Hardware. What does this mean?

Vmware 60

Vmware Linux Hardware Software Development 60

Scott Lowe

APRIL 27, 2018

VMware has released a PowerCLI preview/fling for NSX-T; Kyle Ruddy has a write-up here. Servers/Hardware. VMware has launched a SIG for Kubernetes on VMware. The Kubernetes blog has some more details on the Container Storage Interface (CSI) in Kubernetes 1.10, which has moved from alpha to beta as part of the 1.10

Vmware 60

Vmware Storage Open Source Security 60