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.” For example, AWS offers Outposts, a managed service that enables customers to run AWS services on-premises or at the edge.

Trends 144

Trends Cloud Oracle Enterprise 144

Scott Lowe

NOVEMBER 25, 2020

Uh oh… more hardware exploits. It’s a bit of a whirlwind introduction, but Eric also supplies some practical use cases/examples towards the end of the article. I particularly appreciated how Adrian provides an example of how it’s done, and walks readers through in detail how the example works.

Linux 60

Linux Vmware Open Source Examples 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. Servers/Hardware. The introduction of S3 Object Lambda is just the latest example, it seems. maximizing revenue per hardware instance). Networking.

Linux 60

Linux Hardware Network Cloud 60

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

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

MAY 27, 2022

Servers/Hardware. Bashayr Alabdullah provides an example of building your own admission controllers in Kubernetes using Go. For relevant storage news, I’d recommend having a look at J Metz’ Storage Short Take 42. This will become even more useful, in my opinion, when Linux support is added. Programming.

Virtualization 79

Virtualization Storage Programming Network 79

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. Welcome to Technology Short Take #70!

Vmware 60

Vmware Hardware Storage Linux 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

FEBRUARY 28, 2022

Servers/Hardware. William Lam takes a look at some potentially interesting homelab hardware. Rory McCune writes about a CVE in the Linux kernel that could allow for container escape in Kubernetes. Jim Jones has an article on getting started with S3-compatible object storage. (Seriously.). Yes, please. Career/Soft Skills.

Storage 79

Storage Hardware Policies Open Source 79

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. Some of the items listed are items I can genuinely agree with—restricting ports by default, for example.

Vmware 60

Vmware Linux Storage Hardware 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. Nir Yechiel posted an article on using the Cumulus VX QCOW2 image with Fedora and KVM.

Vmware 60

Vmware Devops Storage Linux 60

Scott Lowe

JUNE 18, 2017

Servers/Hardware. Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful. The article supplies lots of useful information, but I really would’ve liked some concrete examples of how to glue these pieces together.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

Servers/Hardware. Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful. The article supplies lots of useful information, but I really would’ve liked some concrete examples of how to glue these pieces together.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

DECEMBER 6, 2013

Ivan does a great job of describing the difference between the management, control, and data planes, as well as providing examples. Servers/Hardware. While written for OS X, most of these tips apply to Linux or other Unix-like operating systems as well. Here’s hoping you find something useful! Networking. Any thoughts?

Vmware 60

Vmware Storage Linux Network 60

Scott Lowe

MAY 4, 2017

Practical examples like this have really helped me better understand YANG and its relationship to structured data you might exchange with a device or service. Mircea’s right—bugs will happen in all software (VMware NSX has had its share, for example), but the key is in how it’s handled. Servers/Hardware. Highly recommended!

Vmware 60

Vmware Storage Network Examples 60

Scott Lowe

DECEMBER 27, 2019

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. I recently spotted Multipass , a virtualization solution for working with Linux instances. Networking. Virtualization.

Open Source 60

Open Source Vmware Authentication 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. Servers/Hardware. Networking. Operating Systems/Applications.

Vmware 60

Vmware Storage Network Windows 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). Matt Oswalt shares some details on how NRE Labs implements “curriculum-as-code.” Virtualization.

Vmware 60

Vmware Authentication Virtualization Storage 60

Scott Lowe

MARCH 2, 2017

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. Terraform is used to turn up OpenStack infrastructure, and Skydive (via connections into Neutron and OpenContrail, in this example) is used to validate SDN functionality. Servers/Hardware.

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

MAY 29, 2020

Servers/Hardware. Jason Price shares a fully fleshed-out example of Kubernetes Pod Security Policies. For those new to Linux virtualization—or even if you’ve been around Linux virtualization for a while—this article explaining how Intel VT-x, QEMU, and KVM work together is full of good information.

Linux 60

Linux Virtualization Security Network 60

Scott Lowe

SEPTEMBER 3, 2014

As described in this Metacloud blog post , vxfld is designed to “handle VXLAN traffic from any operationg system or hardware platform that adheres to the IETF Internet-Draft for VXLAN” Nir Yechiel recently posted part 1 of a discussion on the need for network overlays. Servers/Hardware. Running Hyper-V with Linux VMs?

Linux 60

Linux Network Vmware Disaster Recovery 60

Galido

JUNE 28, 2018

Monitoring QoS (Quality of service, for example, to monitor VoIP). SSH: For Linux / Unix and MacOS systems. As devices are discovered, probes will also detect the services and hardware it can monitor. Reducing the costs by buying only the hardware you need. Application monitoring. Web monitoring. Environmental monitoring.

Network 60

Network LAN VOIP Licensing 60

Scott Lowe

DECEMBER 8, 2017

For example, I was recently browsing the sFlow blog and came across two really neat articles. The first was on RESTful control of Cumulus Linux ACLs (this one isn’t actually sFlow-related); the second was on combining sFlow telemetry and RESTful APIs for visibility and control in campus networks. Servers/Hardware.

Vmware 60

Vmware Linux Network Cloud 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 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. Nir Yechiel posted an article on using the Cumulus VX QCOW2 image with Fedora and KVM.

Devops 60

Devops Vmware Storage Open Source 60

Scott Lowe

MARCH 17, 2016

At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. Servers/Hardware. Some of Anthony Burke’s work here may also be useful; for example, check out his recent article on using Log Insight to assist with achieving microsegmentation. Have fun reading! Networking.

Vmware 60

Vmware Linux Network Open Source 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

JULY 22, 2013

Servers/Hardware. Need to do some port forwarding on a Linux box and want to automate the configuration with Puppet? Here’s a configuration example. Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Could we use OpenFlow to build better internet exchanges?

Vmware 106

Vmware Virtualization Network Linux 106

Scott Lowe

OCTOBER 27, 2017

Servers/Hardware. 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. Here’s an example of using Ansible to setup an environment in OpenBSD. If you’re not familiar with OVN, this is a good post with which to start.

Firewall 60

Firewall Virtualization Network Storage 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. At that point, the system DRAM almost looks like another level of cache.

Meeting 63

Meeting Storage Hardware Network 63

Scott Lowe

OCTOBER 14, 2017

Speaking of VPCs and subnets, here’s an example of a Terraform module for a VPC with public, private, and internal subnets (similar to the article in the previous bullet). No worries, Calvin Hendryx-Parker has an example of building AWS VPCs with SaltStack formulas. Servers/Hardware. Prefer SaltStack to Terraform?

Load Balancer 60

Load Balancer Vmware Hardware Open Source 60

Scott Lowe

AUGUST 16, 2017

Servers/Hardware. Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful. I wouldn’t take this information as gospel, but here’s a breakdown of some of the IPv6 support available in VMware NSX.

Windows 60

Windows Virtualization Devops Vmware 60

Scott Lowe

MARCH 23, 2017

It’s short and light on details, but it does provide an example snippet of Python code to illustrate what can be done with Netmiko. Servers/Hardware. This article on using Vagrant to turn up an OpenShift Origin cluster is a classic example of doing just that. Networking. Sorry, I don’t have anything this time around.

Open Source 60

Open Source Storage Vmware Network 60

Scott Lowe

DECEMBER 17, 2015

If you’d like to play around with Cumulus Linux but don’t have a compatible hardware switch, Cumulus VX is the answer. Servers/Hardware. This article listing 20 Linux server hardening tips contains some basic tips but is nevertheless a very good resource for someone looking for Linux security recommendations.

Vmware 60

Vmware Linux Architecture Hardware 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. Jason Horn provides an example of how to script NSX security groups. Servers/Hardware.

Vmware 60

Vmware Linux Virtualization Network 60

Scott Lowe

APRIL 27, 2018

Servers/Hardware. There’s not much here yet, but it will be interesting to see how this “K8s by example” GitBook —which is, as the author admits, just a collection of various command-line snippets—evolves. Not to worry, the nice folks over at Netronome have a post that explains it all. Virtualization.

Vmware 60

Vmware Storage Open Source Security 60

Scott Lowe

MARCH 8, 2016

Servers/Hardware. There’s been a fair amount of noise regarding moving the Docker official image library from Ubuntu to Alpine Linux (see Solomon’s post here ; this is the only “official” mention I’ve been able to find). He provides a good example in the article by using Java. ZFS will be in the next Ubuntu Linux LTS release.

Vmware 60

Vmware Linux Intel Network 60