Scott Lowe

JUNE 24, 2022

Tetragon is Isovalent’s newly open-sourced security framework. Read more about it on the Isovalent blog. Although it isn’t technically specific to storage, there are significant storage themes in this article on what might happen if you lock yourself out of your digital life. Virtualization.

Vmware 74

Vmware Linux Storage Virtualization 74

Galido

APRIL 27, 2020

Information Technology Blog - - Why Kubernetes Is So Popular in the Tech World - Information Technology Blog. However, even though the project was promising, in 2015, Google released this tool as an open-source project. This is especially true when compared to making a virtual machine with its own OS for each application.

Load Balancer 94

Load Balancer Tools Applications Open Source 94

Scott Lowe

JANUARY 27, 2023

You can get more details on Koyeb’s Pulumi provider in this blog post. It would seem that AWS is going to take on Docker Desktop with its Finch project; see this blog post for more details. Rory McCune shares some information on configuring Caddy , a Go-based open source web server. to version 8.0.

Programming 90

Programming Open Source Cloud Devops 90

Storage IO Blog

APRIL 12, 2015

It’s springtime in Kentucky and recently I had the opportunity to have a conversation with Kendrick Coleman to talk about S3motion, Buckets, Containers, Objects, AWS S3, Cloud and Object Storage, node.js, EMCcode and open source among other related topics which are available in a podcast here, or video here and available at StorageIO.tv.

Cloud 40

Cloud Storage Backup Open Source 40

Scott Lowe

AUGUST 6, 2021

I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. I really enjoy these AWS open source news and updates posts. Virtualization. Michael Kashin explains how he built a DIY (Do It Yourself) SD-WAN using Envoy and Wireguard.

Open Source 60

Open Source Load Balancer WAN Architecture 60

The Accidental Successful CIO

AUGUST 14, 2013

The cost of having to create a backup for your big data that would be virtually unlimited in size much like your big data itself would simply too expensive to do. The reason that tape storage might be something that once again you should consider as you enter into the world of big data is that all data is not created the same.

Big Data 183

Big Data Backup Data Storage 183

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. Acra is open source and available via GitHub.

Open Source 60

Open Source Storage Vmware Network 60

Scott Lowe

JANUARY 28, 2016

And while we are on the topic of Linux and open source in the networking industry…read this entertaining and informative article on the importance of (truly) open source libraries in networking. The project itself is open source and hosted on GitHub. This blog post has more details. Per the README.md

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). VMware open-sourced an identity and access management service called Lightwave ( project web site , GitHub repo ).

Vmware 60

Vmware Devops Storage Linux 60

Scott Lowe

FEBRUARY 28, 2022

Components involved include the open source Kuma service mesh (in turn leveraging Envoy), anycast BGP, and mutual TLS (mTLS). Anders Eknert shows how to do—or at least provides a framework on getting started with—dynamic policy composition with Open Policy Agent (OPA) in this blog post from April 2021.

Storage 79

Storage Hardware Policies Open Source 79

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. storage enhancements.

Storage 92

Storage Vmware Linux Virtualization 92

Scott Lowe

JULY 5, 2019

As would be expected with any maturing open source project that is starting to see increased adoption, Kubernetes has seen its share of security vulnerabilities over the last couple of months. This blog post outlines some of the changes/new features in kubeadm with the Kubernetes 1.15 Virtualization. Kubernetes 1.15

Storage 60

Storage Hardware Open Source Vmware 60

Scott Lowe

AUGUST 6, 2013

Of course, there are blogs that go for months between posts, so a small gap of a couple weeks isn’t really a big deal. After over 8 years (I started blogging in May 2005 ), I think you can rest assured that I have no intention of shutting down anytime soon. A Call for Open vSwitch Topics. A Short Dry Spell.

Open Source 60

Open Source Vmware Storage Course 60

Scott Lowe

APRIL 15, 2022

My personal and professional life has kept me busy over the last couple of months, so things have been quiet here on the blog. of Helm adds the ability to store and work with charts in container (OCI, Open Container Initiative) registries (instead of Helm repositories). More information is available in this Helm blog post.

Linux 74

Linux Load Balancer IPv6 Licensing 74

Scott Lowe

NOVEMBER 7, 2014

VMware, Vagrant, and Docker together is the subject of this blog post by Fabio Rapposelli. I find it enormously helpful to stay connected to various open source-related IRC channels, but staying logged while on the move is, for all intents and purposes, impossible. Virtualization. Operating Systems/Applications.

Vmware 69

Vmware Linux Storage Virtualization 69

Scott Lowe

APRIL 8, 2013

He describes cloud as the synthesis of many different forms of innovation within IT , pulling together things like open source, virtualization, distributed programming, NoSQL, DevOps/NoOps, distributed teams, dynamic languages, and Big Data (among others). Cormac Hogan has more information in this blog post.

Storage 111

Storage Vmware WAN Virtualization 111

Scott Lowe

MAY 17, 2019

The CNCF blog has a great article written by an Alibaba software engineer (Xingyu Chen) on some performance optimizations for etcd that have been contributed back to the open source community. These look interesting, but be aware that they are not licensed with an open source license. Virtualization.

Linux 60

Linux Dell Open Source Licensing 60

Scott Lowe

JANUARY 28, 2016

And while we are on the topic of Linux and open source in the networking industry…read this entertaining and informative article on the importance of (truly) open source libraries in networking. The project itself is open source and hosted on GitHub. This blog post has more details. Per the README.md

Vmware 60

Vmware Open Source Linux 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). VMware open-sourced an identity and access management service called Lightwave ( project web site , GitHub repo ).

Devops 60

Devops Vmware Storage Open Source 60

Scott Lowe

APRIL 19, 2019

This article discusses four open source secrets management tools. Key excerpt (for me) from this article was this statement: “…creating a viable, open source, hyperscale cloud software solution was against the best interest of the companies most heavily investing in OpenStack’s development.”

Open Source 60

Open Source Tools Policies Cloud 60

Linux Academy

MARCH 28, 2019

This means if storage is cheaper within one cloud datacenter, or user proximity warrants placement in foreign shore locations, that new clusters may be strategically placed in these chosen locales. Once federated storage solutions other than the Prometheus time series database may be used to record metrics over longer periods of time.

Open Source 60

Open Source Devops Linux Cloud 60

Scott Lowe

MARCH 2, 2017

I was sure I had mentioned Skydive before, but apparently not (a grep of all my blog posts found nothing), so let me rectify that first. Skydive is (in the project’s own words) an “open source real-time network topology and protocols analyzer.” Alan Renouf shows you how to retrieve NVMe storage device details using PowerCLI.

Linux 60

Linux Devops Open Source Virtualization 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 Numan Siddique describes the native DHCP support available in OVN (Open Virtual Network). Is the era of the storage admin over ?

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

MARCH 17, 2016

Check out Mark Russinovich’s blog post on SONiC , then pop over to Kamala Subramaniam’s more in-depth SONiC post. Matt Oswalt recently unveiled (and open sourced) a framework called ToDD, which stands for “Testing on Demand: Distributed”. Here’s the Docker blog post talking about the performance study. Virtualization.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

OCTOBER 5, 2018

Here’s another collection of articles and blog posts about some of the common technologies that modern IT professionals will typically encounter. Sathyajith Bhat covers five open source tools for container security. Have a look at part 1 and part 2 of their blog posts about the CLI tool. Virtualization.

Hardware 60

Hardware Open Source Vmware Linux 60

Scott Lowe

JANUARY 19, 2018

Via Maish Saidel-Keesing, I saw this post about 10 open source Kubernetes tools for highly effective SRE and Ops teams. Mark Peek talks about Dispatch , the open source serverless framework VMware recently released. Virtualization. release of Kubernetes. or higher). Career/Soft Skills.

Vmware 60

Vmware Open Source Linux Cloud 60

Linux Academy

APRIL 30, 2019

Stay tuned to the Linux Academy blog for further details. You learn the basic knowledge of computer hardware, gain an understanding of open-source applications in the workplace, and learn to navigate systems on a Linux desktop, as well as rudimentary commands to navigate the Linux command line. Linux Study Group in May.

Linux 113

Linux Course Big Data Devops 113

Scott Lowe

APRIL 3, 2013

The collision occurred after I read these two blog posts ( here and here ) by Ivan Pepelnjak on manual VLAN provisioning. After all, if I can use a controller—there are numerous open source and proprietary controllers out there—to gain programmatic access to controlling individual flows within my data center, why do I need VLANs?

Load Balancer 108

Load Balancer Network HP Virtualization 108

Scott Lowe

MARCH 2, 2020

Chip Zoller makes the argument in favor of running Kubernetes in/on virtual machines. Christian Posta talks about how microservices are not the only approach to software design, and then walks through the recent shift in Istio—the open source service mesh—from a microservices-based architecture to a more monolithic approach.

Linux 60

Linux Windows Hardware Network 60

Scott Lowe

FEBRUARY 9, 2018

, but we’ll stick it here anyway: check out this blog post on cilium-health , a tool for troubleshooting cluster connectivity. It’s good to see my friend Brent Salisbury blogging again, this time writing about measuring bandwith using iperf and Docker. Virtualization. and how to use the Python SDK for NSX-T.

Vmware 60

Vmware Linux Network Storage 60

Scott Lowe

APRIL 22, 2014

VMware, along with a number of other companies, has launched an open source effort to address this challenge: finding a way to enable customers to manage their resources according to their business policy, and do so in a cloud-agnostic way. Thinking About Open Source. Kicking the Policy Discussion Into High Gear.

Policies 60

Policies Open Source Vmware Data Center 60

Scott Lowe

MAY 9, 2014

Network Functions Virtualization (NFV) is a networking topic that is starting to get more and more attention (some may equate “attention” with “hype”; I’ll allow you to draw your own conclusion there). Juan Manuel Rey has launched a series of blog posts on deploying OpenStack with KVM and VMware NSX.

Vmware 60

Vmware Storage HP Virtualization 60

Scott Lowe

MAY 3, 2019

Via the Kubernetes blog , Box announced it has open sourced a project called kube-iptables-tailer , which turns packet drops from iptables into Kubernetes events that can be logged for easier troubleshooting. This article on building DevOps pipelines with open source tools was exactly what a beginner (to CI/CD) needed.

Vmware 60

Vmware Open Source Intel Applications 60

Scott Lowe

APRIL 27, 2018

Cilium, the open source project working to bring eBPF-powered networking and security to Kubernetes environments, has hit the 1.0 Tom Whiston has started what appears to be a series of blog posts about using Atomic Workstation, which takes the immutable infrastructure approach to Linux on a workstation (desktop or laptop).

Vmware 60

Vmware Storage Open Source Security 60

Scott Lowe

MAY 25, 2017

Check out this blog on work done to bring firmware updates into the land of Linux. After a little time and seeing how things seem to be progressing, I realize that it creates a clear separation between the open source project formerly known as Docker (now Moby) and Docker CE/EE (the products from Docker Inc.). Virtualization.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

MAY 25, 2017

Check out this blog on work done to bring firmware updates into the land of Linux. After a little time and seeing how things seem to be progressing, I realize that it creates a clear separation between the open source project formerly known as Docker (now Moby) and Docker CE/EE (the products from Docker Inc.). Virtualization.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

APRIL 24, 2020

My colleague Dustin Scott has a post up on his new blog that takes readers through the process of provisioning an air-gapped Kubernetes cluster using Cluster API for vSphere (CAPV). I recently stumbled across this regular list of AWS open source news and updates by Ricardo Sueiras. Virtualization.

Storage 60

Storage Tools Architecture Network 60