Scott Lowe

AUGUST 16, 2017

I’m now roughly six months into using Linux as my primary laptop OS, and it’s been a few months since my last progress report. I’m still using the Dell Latitude E7370, which continues—from a hardware perspective—to perform admirably. My line-up of applications also remains largely unchanged as well.

Linux 60

Linux Report Dell Mobile 60

CIO Business Intelligence

MARCH 10, 2022

Search for a definition of lifecycle management and you’ll find something along the lines of: A strategic approach to managing the life cycle of an application or platform from conception to end of life — from provisioning, through operations, to retirement. Under this definition lifecycle management doesn’t seem to do anything.

Applications 97

Applications Budget Quality Assurance Linux 97

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. Servers/Hardware. a shares a trick for bypassing the macOS TCC protection using older applications. Operating Systems/Applications.

Linux 74

Linux Storage Programming Applications 74

Scott Lowe

JANUARY 16, 2020

Sometimes there’s no getting around the complexity, but when that complexity doesn’t create any value, it’s unnecessary in my definition. Since switching to Fedora on a Lenovo X1 Carbon when I joined Heptio, I was using Linux on the desktop full-time. My home office setup. My lab resources. My Computing Environment.

Linux 60

Linux Resources System Hardware 60

Scott Lowe

FEBRUARY 2, 2017

Servers/Hardware. Jeff Geerling has a great article on why he returned his 2016 MacBook Pro with Touch Bar ; it’s definitely worth a read, in my opinion. Operating Systems/Applications. Flatpak is a (relatively) new application packaging/sandboxing mechanism for Linux applications.

Linux 60

Linux Network Virtualization IPv6 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

JANUARY 6, 2015

Michael Webster isn’t a name that normally pops up here in the Networking section of my Technology Short Takes, but he recently wrote an article on installing Cumulus Linux from a MacBook Pro that I thought might be handy. Open Network Linux (main website here ; GitHub repo here ) was recently brought to my attention. Servers/Hardware.

Linux 60

Linux Dell Vmware Network 60

Data Center Knowledge

JULY 12, 2013

As a strategic investment to further its System z portfolio, IBM has announced a definitive agreement to acquire CSL International. CSL’s CSL-WAVE software enables companies to monitor and manage thei z/VM and Linux on System z environments using a powerful and easy-to-use interface. . Featured Cloud Articles.

Data Center 190

Data Center IBM System Cloud 190

Scott Lowe

MAY 25, 2017

Anthony Shaw has a good comparison of Ansible, StackStorm, and Salt (with a particular view at applicability in a networking context). This one is definitely worth a read, in my opinion. Servers/Hardware. Here’s a quick post on nftables , the (eventual) Linux replacement for iptables. Operating Systems/Applications.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

MAY 25, 2017

Anthony Shaw has a good comparison of Ansible, StackStorm, and Salt (with a particular view at applicability in a networking context). This one is definitely worth a read, in my opinion. Servers/Hardware. Here’s a quick post on nftables , the (eventual) Linux replacement for iptables. Operating Systems/Applications.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

JULY 5, 2019

Servers/Hardware. Although I’ve by and large moved away from Apple hardware (I still have a MacBook Pro running macOS that sees very little use, and a Mac Pro running Fedora), I did see this article regarding a new keyboard for the MacBook Air and MacBook Pro. Operating Systems/Applications.

Storage 60

Storage Hardware Open Source Vmware 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. Operating Systems/Applications. Next, Peter posted an article on using sFlow for BGP route analytics.

Vmware 60

Vmware Linux Storage Hardware 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 3, 2016

Alban Crequy has a post on using Linux queueing disciplines (qdiscs, for short) to help with testing application behavior under degraded network conditions. Cumulus Networks has added another hardware partner to its list of supported hardware partners; this time it’s Mellanox, as outlined in this SDx Central article.

Vmware 60

Vmware Network Linux Hardware 60

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). For those of us in the IT field, we are definitely living in interesting times.

Vmware 60

Vmware Authentication Virtualization Storage 60

Scott Lowe

MARCH 30, 2018

This is an older post (more than 2 years old), but as far as I can tell the concepts are still quite applicable. Servers/Hardware. I definitely recommend reviewing this post and taking action to ensure your Kubernetes deployments are not at risk. Operating Systems/Applications. Still, the idea is pretty cool.

Linux 60

Linux Vmware Windows Applications 60

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. Operating Systems/Applications.

Vmware 60

Vmware Devops Storage Linux 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

FEBRUARY 11, 2021

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). Operating Systems/Applications. Justin Pietsch Has a lengthy article on why network engineers need to focus on getting the network out of the way.

Vmware 60

Vmware Storage Study Network 60

Scott Lowe

OCTOBER 14, 2017

This is, of course, just one way of handling subnets within a VPC, but some of the principles outlined in Christopher’s article are definitely sound. Servers/Hardware. This graphical summary of the AWS Application Load Balancer (ALB) is pretty handy. Operating Systems/Applications. Nothing this time (sorry!).

Load Balancer 60

Load Balancer Vmware Hardware Open Source 60

ForAllSecure

APRIL 19, 2023

It manages all the hardware and all the software on a system. So what do we mean by managing all the hardware? That’s your applications, your web browser, you streaming media. That program, then, handled all the issues of hardware and software. [Music] VAMOSI: What is an operating system? And software?

Operating Systems 40

Operating Systems System Open Source Applications 40

Scott Lowe

AUGUST 17, 2018

Servers/Hardware. Scott McCarty explains sVirt and how it’s used to isolate Linux containers. Operating Systems/Applications. As an “information worker,” our focus is most definitely one of our most valuable resources. Nothing this time around, sorry! These users did not have a good experience with AKS.

Load Balancer 60

Load Balancer Storage Network Linux 60

Scott Lowe

AUGUST 16, 2017

Anthony Shaw has a good comparison of Ansible, StackStorm, and Salt (with a particular view at applicability in a networking context). This one is definitely worth a read, in my opinion. Servers/Hardware. Here’s a quick post on nftables , the (eventual) Linux replacement for iptables.

Open Source 60

Open Source Network Linux Engineering 60

Scott Lowe

DECEMBER 6, 2013

Servers/Hardware. If you’re looking for more information on how all the various pieces fit together, I definitely recommend reading this—it’s worth your time. Operating Systems/Applications. While written for OS X, most of these tips apply to Linux or other Unix-like operating systems as well.

Vmware 60

Vmware Storage Linux Network 60

Scott Lowe

DECEMBER 10, 2015

In part 2 Larry walks through the node definitions in Vagrant , and in part 3 he reviews the Vagrantfile and turns up the environment. Servers/Hardware. This article provides a good introductory overview of Linux iptables commands for configuring host-based firewall rules on your Linux systems. Look no further.

Firewall 60

Firewall Windows Linux Architecture 60

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. Operating Systems/Applications.

Devops 60

Devops Vmware Storage Open Source 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 Open Source Linux Devops 60

Scott Lowe

AUGUST 8, 2014

It would be great to see Docker get support for connecting containers directly to Open vSwitch (OVS), which is generally considered the de facto standard for networking on Linux hosts. Servers/Hardware. Operating Systems/Applications. Definitely be sure to give this a look. Hang on tight, this will be an interesting ride!

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

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. Servers/Hardware. Operating Systems/Applications. Welcome to Technology Short Take #85!

Vmware 60

Vmware Storage Network Windows 60

Scott Lowe

OCTOBER 5, 2012

Servers/Hardware. Definitely worth reading, in my view. Operating Systems/Applications. Only a true geek would be interested in this, but here’s some information on running OpenBSD in KVM on Linux. Networking Security Storage Virtualization Automation KVM Linux OpenStack OSS OVS vCloud VMware'

Storage 92

Storage Vmware Linux Virtualization 92

Scott Lowe

MAY 3, 2013

Servers/Hardware. Linux distributions that offer ARM support, though—like Ubuntu, RHEL, and SuSE—are supported, however. It will be interesting to see how the support of a “Tier 1″ hardware vendor like HP affects the adoption of ARM in the enterprise. Operating Systems/Applications. In vSphere 5.1,

Vmware 106

Vmware Storage Virtualization HP 106

Scott Lowe

MARCH 7, 2014

Servers/Hardware. Another interesting tidbit regarding hardware: it seems as if we are now seeing the emergence of another round of “hardware offloads.” This next round of hardware offloads seems targeted at network virtualization and related technologies. Operating Systems/Applications. x86 marches on!

Virtualization 60

Virtualization Hardware Intel Vmware 60

Scott Lowe

MAY 11, 2018

Servers/Hardware. This is a pretty in-depth article (to me, at least), but it did help me better understand Custom Resource Definitions (CRDs) and the role of controllers in Kubernetes. Operating Systems/Applications. Thomas Graf explains why the Linux kernel community is replacing iptables with BPF.

Network 60

Network Virtualization Open Source Vmware 60

Scott Lowe

SEPTEMBER 13, 2013

Extend Intel’s reach with non-IA hardware (FM6000 series, QuickAssist Server Acceleration Card [QASAC]. As others have said, an definitely an interesting time to be in technology. General Hardware IDF2013 Networking' Use software, especially open source software, to drive more development toward Intel-based solutions.

Intel 60

Intel Network Architecture Virtualization 60

ForAllSecure

APRIL 22, 2021

Calderon: Paulino Calderon, I'm a senior application security consultant with Websec. Vamosi: Beau and Paulino are two of the five authors of Practical IoT Hacking: The Definitive Guide to Attacking the Internet of Things , a new book from no starch press available from Amazon and other fine booksellers.

Internet 52

Internet Research Security Tools 52

ForAllSecure

APRIL 22, 2021

Calderon: Paulino Calderon, I'm a senior application security consultant with Websec. Vamosi: Beau and Paulino are two of the five authors of Practical IoT Hacking: The Definitive Guide to Attacking the Internet of Things , a new book from no starch press available from Amazon and other fine booksellers.

Internet 52

Internet Research Security Tools 52