Scott Lowe

JUNE 12, 2013

Good friend (and now colleague ) John Troyer asked me via e-mail if I had a “reading list” for networking and network virtualization. ” So, here it is—a list of resources for networking and network virtualization. Network Heresy is a great site. Virtualization Short Take #28.

Resources 65

Resources Virtualization Network Vmware 65

Cloud Musings

NOVEMBER 24, 2017

Cloud growth is also driving a rapid rise in the storage market, exacerbating the enterprise challenge around storage cost and complexity. In the past, this type of unexpected enterprise business investment would have led to very costly and time-consuming storage technology refresh projects.

Storage 93

Storage Data Big Data Cloud 93

Scott Lowe

MARCH 15, 2024

Networking Lee Briggs (formerly of Pulumi, now with Tailscale) shows how to use the Tailscale Operator to create “free” Kubernetes load balancers (“free” as in no additional charge above and beyond what it would normally cost to operate a Kubernetes cluster). Storage Gergely Imreh discusses ZFS on a Raspberry Pi.

Linux 112

Linux Vmware Load Balancer Malware 112

Data Center Knowledge

JULY 26, 2013

7 Software Defined Networking Considerations. 7 Software Defined Networking Considerations. The move toward software defined networks (SDN) in the data center is no longer a question of “if” or “when,” but “how.” 2) The size of an organization’s network. Industry Perspectives. By: Industry Perspectives July 26th, 2013.

Data Center 207

Data Center Network Software Software 207

Data Center Knowledge

JULY 16, 2013

‘Catastrophic’ Storage Failure Slows Oregon Jobless Checks. ‘Catastrophic’ Storage Failure Slows Oregon Jobless Checks. The description of the Oregon outage suggests a hardware failure for a storage unit. Networking. Featured Cloud Articles. Featured Modular Articles. White Papers.

Storage 221

Storage Data Center Data Disaster Recovery 221

Scott Lowe

SEPTEMBER 9, 2014

This is a liveblog of IDF 2014 session DATS002, titled “Virtualizing the Network to Enable a Software-Defined Infrastructure (SDI)” The speakers are Brian Johnson (Solutions Architect, Intel) and Jim Pinkerton (Windows Server Architect, Microsoft). So why does networking need to be transformed for the cloud?

Virtualization 60

Virtualization Network Intel Cloud 60

Storage IO Blog

MARCH 30, 2014

The following are some of my tips, articles, blog posts, presentations and other content on SSD. Also keep in mind that a bit of SSD as storage or cache in the right place can go a long way, while a lot of SSD will give you a benefit however also cost a lot of cash.

Storage 91

Storage Big Data Architecture Education 91

Data Center Knowledge

JULY 23, 2013

Storage Wars: Dispelling the Myth of Flash Economics. Storage Wars: Dispelling the Myth of Flash Economics. Director of Field Marketing at Virident , a performance leader in flash-based storage-class memory (SCM) solutions. Storage Causes the Bottleneck. We must dispel a myth about storage costs, particularly for flash.

Storage 211

Storage Data Center Disaster Recovery Enterprise 211

Cloud Musings

MAY 30, 2016

(This post originally appeared on Direct2Dell, The Official Dell Corporate Blog) Enterprise storage is trending away from traditional, enterprise managed network-attached storage (NAS) and storage area networks (SAN) towards a more complex environment that includes software-defined and cloud-based solutions.

Storage 70

Storage Data Dell Architecture 70

Data Center Knowledge

JULY 11, 2013

SolidFire Gains Traction for SSD-Powered Cloud Storage. SolidFire Gains Traction for SSD-Powered Cloud Storage. A “five stack” of SolidFire’s all-SSD storage systems. ” SolidFire will supply storage for Tiers 0-3, with Guaranteed performance added to Tiers 1 and 2. By: Jason Verge July 11th, 2013.

Storage 195

Storage Cloud Data Data Center 195

Scott Lowe

AUGUST 30, 2013

Basically, the statement was that it was possible to create do-it-yourself network virtualization. What are the core components of a network virtualization solution? Programmable edge virtual switches in the hypervisor. An encapsulation protocol to isolate logical networks from the physical network.

Virtualization 60

Virtualization Network Linux Open Source 60

Network World

MAY 18, 2021

Erosion of the traditional network perimeter and the transition to work-from-anywhere have conspired to bring an unprecedented threat level to endpoint devices, users, and applications, Cisco CEO Chuck Robbins told the online audience at the virtual RSA Conference 2021. Backup lessons from a cloud-storage disaster.

Security 103

Security Backup Enterprise Enterprise 103

Network World

OCTOBER 3, 2016

Dell EMC has fixed six flaws in its management interfaces for VMAX enterprise storage systems, including three vulnerabilities that are rated critical and could lead to the exposure of sensitive files or a complete system compromise. To read this article in full or to leave a comment, please click here

Dell 109

Dell Storage System Enterprise 109

Scott Lowe

MARCH 19, 2013

I’m getting ready to start a “Virtual Networking 101″ series of blog posts, where I’m going to try to help introduce the ideas and concepts of virtual networking to VM admins that might not be familiar with these concepts. This article was originally posted on blog.scottlowe.org.

Network 110

Network Virtualization Storage Enterprise 110

Scott Lowe

SEPTEMBER 11, 2013

This is session EDCS008, “Virtualizing the Network to Enable a Software-Defined Infrastructure (SDI).” This naturally leads to a discussion of software-defined networking (SDN) as a means whereby the network can evolve to keep up the rapid pace of change and innovation in other areas of the data center.

Virtualization 60

Virtualization Network Intel Data Center 60

Scott Lowe

MAY 27, 2022

I mean, don’t you want to spend this weekend catching up on some technology-related articles instead of cooking on the grill and gathering with friends and family? Still, for those who need a little technology fix over the weekend, hopefully I’ve included something useful in the list of articles below. Networking.

Virtualization 79

Virtualization Storage Network Programming 79

Spearline Testing

AUGUST 29, 2019

The execution of VoIP , playing around with the idea of cognitive networks , the evolution of the Internet of Things (IoT), using enhanced features like A.I. Augmented reality and virtual reality technologies are now changing the way we interact, whether that interaction be with systems or other humans. The network is key.

Network 84

Network Telecommunications Virtualization Applications 84

Scott Lowe

JANUARY 5, 2024

Networking Via this blog post , I learned that Ivan Pepelnjak has a GitHub repository of hands-on examples for learning public cloud networking (including both AWS and Azure). Although this article references additional posts, it doesn’t appear that any more posts on this topic have been published (yet). x and ESXi 8.x.

Cloud 60

Cloud Network Engineering Operating Systems 60

Scott Lowe

AUGUST 12, 2022

Well, you’ll have to read the whole article to find out for sure, but I have links to articles on…well, lots of different topics! Networking. This article is an interesting discussion on how to treat failure when it comes to breaches or security vulnerabilities. Virtualization. Programming.

Linux 90

Linux Storage Virtualization Hardware 90

Scott Lowe

APRIL 30, 2014

His findings, confirmed by VMware support and documented in this KB article , show that the health check feature doesn’t work properly with Cisco UCS and the VIC cards. This article was originally posted on blog.scottlowe.org. vSphere Network Health Check and Cisco UCS. VMware ESX Networking Articles.

Network 63

Network Vmware Virtualization Intel 63

Scott Lowe

DECEMBER 9, 2022

Networking. This article provides a few practical examples of how using VPC Endpoints to reduce network traffic moving through NAT Gateways can help save money. This article provides a few practical examples of how using VPC Endpoints to reduce network traffic moving through NAT Gateways can help save money.

Devops 87

Devops Virtualization Engineering Storage 87

Scott Lowe

SEPTEMBER 11, 2012

This is session COMS002, titled “Next Generation Cloud Infrastructure with Data Plane Virtualization.” Verplanke believes that DPDK (Data Plane Development Kit) and virtualization are key to virtualizing workloads that move around lots and lots of packets, such as firewalls, routers, and other similar functions.

Virtualization 113

Virtualization Intel Cloud Data 113

CTOvision

OCTOBER 27, 2014

Palo Alto unveils latest release of virtual firewall series. Enterprise security company, Palo Alto Networks has announced the latest release of its virtual firewall series (VM-Series). “If you’re not already spending a lot of capital in … Read more on NewsFactor Network. DDN Insider.

Dell 258

Dell Big Data Firewall Storage 258

Scott Lowe

OCTOBER 8, 2021

There’s some networking stuff, a few security links, and even a hardware-related article. Networking. As Alec shares in the article, it turns out that adding Tor to a “standard” DoH configuration doesn’t significantly impact performance (as measured by latency). Virtualization.

IPv6 97

IPv6 Storage Hardware Vmware 97

Scott Lowe

SEPTEMBER 24, 2021

Well, let’s see…stuff on Envoy, network automation, network designs, M1 chips (and potential open source variants!), a bevy of security articles (including a couple on very severe vulnerabilities), Kubernetes, AWS IAM, and so much more! Networking. This article seems to think so. Virtualization.

Open Source 107

Open Source Cloud Network Storage 107

Network World

SEPTEMBER 11, 2017

Overlooked in the hoopla around the VMworld conference was an announcement of the availability of AppDefense, a new product that lets companies restrict the types of operations applications are allowed to run on virtualized servers. AppDefense secures the core virtual machines in vSphere itself.

Vmware 115

Vmware Security Virtualization Conference 115

Scott Lowe

DECEMBER 2, 2013

I’ve been doing some experimenting with virtual Ethernet (veth) interfaces in Ubuntu as part of the ongoing work with network namespaces, LXC, and related technologies. Because of this, nothing works—I can’t use the veth pair to connect network namespaces, or to connect a Linux bridge to OVS, or anything else.

Virtualization 61

Virtualization Linux Network Storage 61

Scott Lowe

APRIL 7, 2023

Networking Jeff McLaughlin discusses what he calls the “war on expertise.” Links to the previous three posts are embedded in the article. I’ll admit that his article tagline (“Amazingly, Lambda can sometimes make you less Serverless”) did catch my attention—as I’m sure it was intended to do!

Applications 97

Applications Comparison Cloud Operating Systems 97

Scott Lowe

SEPTEMBER 11, 2014

This is a liveblog of IDF 2014 session DATS009, titled “Ceph: Open Source Storage Software Optimizations on Intel Architecture for Cloud Workloads.” Chagam does admit that not all workloads are suited for distributed storage solutions. Chagam turns to discussing Ceph block storage. ” (That’s a mouthful.)

Open Source 61

Open Source Storage Intel Architecture 61

Data Center Knowledge

JULY 12, 2013

Big Data » Storage. Scality Gets $22 Million for Scale-Out Storage. Scality Gets $22 Million for Scale-Out Storage. Storage and big data companies Scality and WebAction receive funding to advance their offerings, and Avere Systems is selected for the Library of Congress and South American web hosting company Locaweb.

Data Center 100

Data Center Storage Data Big Data 100

Scott Lowe

SEPTEMBER 9, 2014

This is a live blog of session DATS004, titled “Bare-Metal, Docker Containers, and Virtualization: The Growing Choices for Cloud Applications.” Weaver includes a discussion of the drivers behind virtualization as well as the pros and cons of virtualization. That, naturally, leads to a discussion of containers.

Virtualization 100

Virtualization Linux Intel Construction 100

Data Center Knowledge

JULY 12, 2013

The company announced Virtual Gateway, a cross-platform keyboard-video-mouse (KVM) software development kit (SDK) that aides solution providers offer enhanced capabilities for diagnosing and troubleshooting datacenter hardware. It’s a virtual solution rather than a hardware approach to managing and troubleshooting.

Data Center 192

Data Center Intel Tools Development 192

CIO Business Intelligence

JULY 14, 2022

This article explores three examples of how listening to the concerns, and changing the requirements and needs of CIOs, has resulted in viable technological solutions that are now widely in demand. It now extends to the people at their desks or at the edges of the company network, creating weak points. Otherwise, what is its value?

Devops 119

Devops Storage Enterprise Enterprise 119

Scott Lowe

DECEMBER 31, 2021

This is the last Technology Short Take of 2021, so hopefully I’ll close the year out “with a bang” with this collection of links and articles on various technology areas. Networking. Ivan Pepelnjak has a post on running network automation tools in a container. Virtualization. Bring on the content!

Open Source 94

Open Source Virtualization Applications Security 94

Scott Lowe

SEPTEMBER 4, 2013

In this post, I’m going to introduce you to the concept of Linux network namespaces. So what are network namespaces? Generally speaking, an installation of Linux shares a single set of network interfaces and routing table entries. Network namespaces change that fundamental assumption.

Linux 111

Linux Network Examples Policies 111

Scott Lowe

MAY 6, 2013

I’ve had a few conversations about network virtualization and software-defined networking (SDN) recently (see here and here ) and the amorphous use of the term “software-defined.” Separating the storage control plane from the storage data plane is a much closer storage analogy to SDN, in my opinion.

Storage 116

Storage Virtualization Vmware Network 116

Scott Lowe

MARCH 10, 2023

Networking Kevin Jin’s post on the APNIC blog about network automation tools is a great read. He discusses Netmiko, NAPALM, and Nornir in some detail, and provides some guidance around which network automation tool may be right for you. Anton Kuliashov writes about why Palark uses Cilium for Kubernetes networking.

IPv6 74

IPv6 Linux Tools Network 74