Scott Lowe

APRIL 15, 2022

Although Linux is often considered to be superior to Windows and macOS with regard to security, it is not without its own security flaws. I, personally, would posit that Linux can be more secure than other platforms, but it requires proper configuration and can still be undone by a loose nut behind the keyboard. Virtualization.

Linux 74

Linux Load Balancer IPv6 Licensing 74

Scott Lowe

MAY 27, 2022

Operating Systems/Applications. For relevant storage news, I’d recommend having a look at J Metz’ Storage Short Take 42. One project that caught my attention was Tart , a CLI-driven tool that leverages the virtualization support present in macOS to run virtual macOS instances. Programming.

Virtualization 79

Virtualization Storage Programming Network 79

Scott Lowe

NOVEMBER 30, 2012

I adopted OS X as my operating system of choice in 2003 because I wanted a stable, powerful, UNIX-based operating system. Further, I need to ensure that the applications I need to get my job done will be present on my next platform. Macintosh iPhone Linux' It’s a shame…but such is life.

Operating Systems 131

Operating Systems Apple Applications Linux 131

Scott Lowe

OCTOBER 5, 2012

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. Operating Systems/Applications. Is Cisco’s Insieme effort producing a storage product? storage enhancements. It starts here.

Storage 92

Storage Vmware Linux Virtualization 92

Dataconomy

APRIL 13, 2023

The ability to remotely access and control computers has been a game-changer for businesses, allowing them to provide technical support and troubleshoot issues without having to be physically present at the location. RDP is built into Windows and is available on most versions of the operating system.

Virtualization 36

Virtualization Network Linux Windows 36

Scott Lowe

MAY 29, 2020

tackles the question of whether an API gateway is needed if a service mesh is present. Operating Systems/Applications. Nicola Apicella has a nice, in-depth write-up discussing Docker images, overlay file systems, and the OCI specification. Christian Posta of Solo.io Here are some resources for learning Kubernetes.

Linux 60

Linux Virtualization Security Network 60

Scott Lowe

DECEMBER 27, 2019

Operating Systems/Applications. 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. I recently spotted Multipass , a virtualization solution for working with Linux instances.

Open Source 60

Open Source Vmware Authentication Storage 60

Scott Lowe

MARCH 17, 2016

At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. If you’d like to see the presentation, it’s available on Slideshare and Speakerdeck. If you’d like to re-create the demo environment, check out the presentation’s GitHub repository.

Vmware 60

Vmware Linux Network Open Source 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. Operating Systems/Applications. could make RDP connections to modern Windows systems. Alpine Linux 3.5 Give it a read, if you get the chance.

Vmware 60

Vmware Linux Open Source Data Center 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. Operating Systems/Applications. The article also has a link to a paper that Burns will present at HotCloud ‘16.

Vmware 60

Vmware Linux Storage Hardware 60

Scott Lowe

MARCH 1, 2019

VyOS is an open source Linux-based network operating system.). Operating Systems/Applications. I like some of the ideas Tauleria presents and hope to be able to implement some of them soon in my own project(s). Go check out part 2. Paul Fitzgerald shows how to use Hyper-V and Docker to build a VyOS 1.2.0

Operating Systems 60

Operating Systems Authentication Network Open Source 60

Linux Academy

MARCH 26, 2019

By adding free cloud training to our Community Membership, students have the opportunity to develop their Linux and Cloud skills further. Each month, we will kick off our community content with a live study group allowing members of the Linux Academy community to come together and share their insights in order to learn from one another.

Linux 12

Linux Course Devops Big Data 12

Scott Lowe

OCTOBER 27, 2017

For what it’s worth, I’ve never tried NetBSD, but I have yet to run into any similar issues with any distribution of Linux I’ve tried. Operating Systems/Applications. Tom Scanlan shares how to use VIC volumes as a way of helping address persistent storage challenges with containers. That’s cool.

Firewall 60

Firewall Virtualization Network Storage 60

Scott Lowe

JANUARY 6, 2018

When you’re operating at the scale at which Netflix operates, this is no trivial feat. Christian Kellner talks about work done on Thunderbolt 3 security levels for GNU/Linux. Operating Systems/Applications. Tony Bourke has a two-part series on ZFS and Linux and encryption ( part 1 , part 2 ).

Linux 60

Linux Vmware Comparison Network 60

Scott Lowe

MARCH 23, 2017

As opposed to just encrypting data at the transport level (although Acra does that between components of its architecture) or just encrypting data at the storage level (using an encrypted file system or similar), Acra targets encrypting data at the table/row/column level within a database. Operating Systems/Applications.

Open Source 60

Open Source Storage Vmware Network 60

Scott Lowe

MAY 12, 2016

Per RFC 1925 , every old idea will be proposed again with a different name and a different presentation. Operating Systems/Applications. Nick Janetakis discusses some of the differences it’s made for some of his Docker images to switch to using Alpine Linux as the base (instead of the more common Ubuntu or Debian base images).

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

MAY 22, 2015

Welcome to Technology Short Take #51, another collection of posts and links about key data center technologies like networking, virtualization, cloud management, and applications/operating systems. Here’s one way , using Ravello Systems. Flavio Leitner has a nice article comparing OVS internal ports with Linux veth devices.

Vmware 60

Vmware Network Virtualization IPv6 60

Scott Lowe

APRIL 24, 2015

Tyler Christiansen recently published a post on a network automation workflow that was based on a presentation he gave at the SF Network Automation meetup. This post contains a link to a useful presentation on the essential parts of EVPN. Operating Systems/Applications. Kenneth Hui has a nice series running on Mesos.

Vmware 60

Vmware Storage Firewall Network 60

Scott Lowe

MAY 11, 2018

Operating Systems/Applications. Thomas Graf explains why the Linux kernel community is replacing iptables with BPF. William Lam discusses the new MAC learning functionality present in vSphere 6.7 He gives a great overview of BPF along the way, so if you’re unfamiliar with BPF this may be a good read. Virtualization.

Network 60

Network Virtualization Open Source 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. If you’d like to play around with Cumulus Linux but don’t have a compatible hardware switch, Cumulus VX is the answer. Why, yes, thanks.

Vmware 60

Vmware Linux Architecture 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. Operating Systems/Applications. What does this mean?

Vmware 60

Vmware Linux Hardware Software Development 60

Scott Lowe

SEPTEMBER 3, 2013

Operating Systems/Applications. In past presentations I’ve referenced the terms “snowflake servers” and “phoenix servers,” which I borrowed from Martin Fowler. (I x that involves booting on a Linux CD. Networking Security Storage Virtualization CLI OpenFlow OpenStack Puppet VMware vSphere'

Vmware 60

Vmware Data Center Storage Disaster Recovery 60

Scott Lowe

JULY 14, 2015

You might also find it useful to review this OVN presentation from the recent OpenStack Summit in Vancouver. A video recording of the presentation is also available on YouTube. Operating Systems/Applications. Want to know a bit more about how OVN (Open Virtual Network) plans to integrate support for containers?

Vmware 60

Vmware Devops Virtualization Network 60

Scott Lowe

SEPTEMBER 5, 2013

Jeda Networks describes themselves as a “software-defined storage networking” company. Given my previous role at EMC (involved in storage) and my current role at VMware focused on network virtualization (which encompasses SDN), I was quite curious. This gives them very fine-grained control over data access.

Meeting 63

Meeting Storage Hardware Network 63

Scott Lowe

OCTOBER 23, 2013

Kenneth Hui—with whom I have the privilege of co-presenting at the OpenStack Summit in Hong Kong in less than a month—has a comprehensive write-up on using Vagrant and Chef to build an HA OpenStack installation on your laptop. Operating Systems/Applications. Puppet code examples are available here.

Vmware 60

Vmware Network Virtualization Storage 60

Scott Lowe

NOVEMBER 28, 2017

This is a liveblog of the AWS re:Invent 2017 session titled “Deep Dive on Amazon Elastic File System (EFS).” ” The presenters are Edward Naim and Darryl Osborne, both with AWS. Running it (operating it in production). The first item is storage type. Encryption is also supported, with key storage in KMS.

System 60

System Storage Linux Architecture 60

Scott Lowe

MARCH 10, 2023

This article by Kirill Shirinkin provides, in the author’s words, “some guidelines that will help you to assess if Argo CD makes sense for your setup” Operating Systems/Applications Stewart X Addison shares some macOS “first experiences” from a Linux user. Thank you for reading!

IPv6 74

IPv6 Linux Tools Network 74

ForAllSecure

APRIL 22, 2021

The Internet of Things presents us with both convenience and inconvenience at the same time, suddenly everything is smart is hackable again with startups sometimes repeating security mistakes made decades ago in the rush to market toys. Woods: If you think about the overall system, within which some of these devices live.

Internet 52

Internet Research Security Tools 52

ForAllSecure

APRIL 22, 2021

The Internet of Things presents us with both convenience and inconvenience at the same time, suddenly everything is smart is hackable again with startups sometimes repeating security mistakes made decades ago in the rush to market toys. Woods: If you think about the overall system, within which some of these devices live.

Internet 52

Internet Research Security Tools 52

The Accidental Successful CIO

MARCH 9, 2016

In order for the software to operate correctly, the supporting software in the environment has to be identical to the software that was present when the software was developed. The network topology might be different, or the security policies and storage might be different. a way to access the container) for writing.

Operating Systems 100

Operating Systems Software Software Virtualization 100

Scott Lowe

OCTOBER 8, 2014

Let’s be real—the ability for an application to protect itself (and its data) from rogue software (including a compromised or untrusted operating system) is huge. Operating Systems/Applications. This site presents a convincing argument for multi-process containers; have a look. announcement post.

Storage 60

Storage Intel Disaster Recovery Virtualization 60

Scott Lowe

NOVEMBER 5, 2017

Michels starts with a brief overview of his background, then proceeds to position today’s talk as a follow-up (of sorts) to a presentation he did in Boston. With older hardware, it’s possible you’ll run into older firmware that may not be supported by Linux, or hardware that no longer works as expected.

Hardware 60

Hardware Operating Systems Linux Network 60

Scott Lowe

JUNE 4, 2013

Via Forbes Guthrie on Twitter, I saw this post on how to setup a CA on Linux and use it in a Windows environment. I’ve mentioned in some of my OpenStack presentations (see SpeakerDeck or Slideshare ) that a great place to start if you’re just getting started is DevStack. Operating Systems/Applications.

HP 106

HP Virtualization Hardware Network 106

Scott Lowe

FEBRUARY 4, 2013

In particular, the use of OpenFlow to perform granular per-flow control when there are thousands (or maybe only hundreds) of flows presents a scalability challenge (for now, at least). Operating Systems/Applications. Greg Schulz (aka StorageIO) has a couple of VMware storage tips posts you might find useful reading.

Vmware 115

Vmware Storage Virtualization Network 115

Scott Lowe

MAY 3, 2013

I try to keep the information linked to data center technologies like networking, storage, virtualization, and the like, but occasionally other items slip through. Linux distributions that offer ARM support, though—like Ubuntu, RHEL, and SuSE—are supported, however. Operating Systems/Applications. Networking.

Vmware 109

Vmware Storage Virtualization HP 109

Scott Lowe

JUNE 11, 2014

Operating Systems/Applications. Linux Journal has a nice multi-page write-up on Docker containers that might be useful if you are still looking to understand Docker’s basic building blocks. Open vStorage compares itself to VMware VSAN, but supporting multiple storage backends and supporting multiple hypervisors.

Vmware 60

Vmware Storage Network Virtualization 60

Scott Lowe

APRIL 8, 2014

Matthew Brender touches on a networking issue present in VMware ESXi with regard to VMkernel multi-homing. Here’s a quick article on how to assess if your Linux-based server is affected. Operating Systems/Applications. It’s being called the “data plane” for software-defined storage.

Vmware 60

Vmware Windows Virtualization Storage 60