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. Ben Wilcock shares his experience with an Intel NUC 11. Operating Systems/Applications. Let’s jump right into the content! Networking.

Linux 60

Linux Hardware Network Cloud 60

Scott Lowe

NOVEMBER 25, 2020

Operating Systems/Applications. You may have heard of eBPF, the Linux technology that is reshaping Linux applications (and in some ways reshaping Linux itself). You may have heard of eBPF, the Linux technology that is reshaping Linux applications (and in some ways reshaping Linux itself).

Linux 60

Linux Vmware Open Source Examples 60

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. Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Apple on Intel. Macintosh iPhone Linux' The only constant is change.

Operating Systems 131

Operating Systems Apple Applications Linux 131

Scott Lowe

SEPTEMBER 10, 2014

In case you hadn’t noticed, I’m at Intel Developer Forum (IDF) 2014 this week in San Francisco. Intel has a very large consumer presence: PCs, ultrabooks, tablets, phones, 2-in–1/convertibles, all-in–1 devices. Day 1 Keynote. Here’s a liveblog of the IDF 2014 day 1 keynote. Technical Sessions.

Intel 60

Intel Hardware Linux Virtualization 60

Scott Lowe

JUNE 2, 2016

Dmitri Kalintsev examines some options for addressing storage-related connectivity in NSX environments. Drew Conry-Murray shines a light on Intel’s network ambitions. This is something I’ve been watching for a couple of years, since attending my first Intel Developer Forum (IDF). Operating Systems/Applications.

Vmware 60

Vmware Virtualization Linux Windows 60

Scott Lowe

DECEMBER 8, 2016

In case you’re interested, here’s more details on CVE-2016-5195 , aka “Dirty Cow,” and how it might be used to allow a user to escape from a Linux container (like a Docker container). Intel has a tutorial series on Intel Software Guard Extensions (SGX). Operating Systems/Applications.

Vmware 60

Vmware Storage Intel Virtualization 60

Scott Lowe

MAY 29, 2020

Operating Systems/Applications. Nicola Apicella has a nice, in-depth write-up discussing Docker images, overlay file systems, and the OCI specification. Kyle Galbraith takes readers through the use of AWS Organizations to simplify billing for multiple accounts. Here are some resources for learning Kubernetes. Virtualization.

Linux 60

Linux Virtualization Security Network 60

Scott Lowe

MARCH 8, 2016

Cue the round of folks claiming that this is why proprietary network operating systems [NOSes] are the route the networking industry should be taking.). The article specifically calls out SR-IOV as well as Intel Data Plane Development Kit (DPDK) support within Open vSwitch (OVS). Operating Systems/Applications.

Vmware 60

Vmware Linux Intel Network 60

Scott Lowe

MAY 4, 2017

News in the OpenStack space hasn’t been so good recently (Intel pulling out of OSIC, various companies laying off folks, other “pure play” companies shifting focus away from OpenStack), but here’s one architect’s perspective on what you may still want to attend the OpenStack Summit. Operating Systems/Applications.

Vmware 60

Vmware Storage Network Examples 60

Scott Lowe

JULY 22, 2013

In this post, William Lam explores the potential benefits of Intel’s VMCS Shadowing functionality on nested virtualization. Operating Systems/Applications. Need to do some port forwarding on a Linux box and want to automate the configuration with Puppet? Here’s a configuration example.

Vmware 106

Vmware Virtualization Network Linux 106

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. Operating Systems/Applications. Networking.

Vmware 60

Vmware Storage Network Windows 60

Scott Lowe

SEPTEMBER 3, 2014

Is Intel having second thoughts about software-defined infrastructure? That’s the core question in this blog post , which explores the future of Intel in a software-defined world and the increasing interest in non-x86 platforms like ARM. Operating Systems/Applications. Running Hyper-V with Linux VMs?

Linux 60

Linux Network Vmware Disaster Recovery 60

Scott Lowe

MARCH 7, 2014

Jointly authored by VMware, Microsoft, Red Hat, and Intel, this new protocol proposal attempts to bring together the strengths of the various network virtualization encapsulation protocols out there today (VXLAN, STT, NVGRE). Via Kevin Houston, you can get more details on the Intel E7 v2 and new blade servers based on the new CPU.

Virtualization 60

Virtualization Hardware Intel Vmware 60

Scott Lowe

DECEMBER 8, 2017

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. Frank Denneman (with an admittedly vSphere-focused lens) takes a look at the Intel Xeon Scalable Family in a two-part (so far) series.

Vmware 60

Vmware Linux Network Cloud 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

JULY 22, 2013

In this post, William Lam explores the potential benefits of Intel’s VMCS Shadowing functionality on nested virtualization. Operating Systems/Applications. Need to do some port forwarding on a Linux box and want to automate the configuration with Puppet? Here’s a configuration example.

Vmware 60

Vmware Virtualization Network Linux 60

Scott Lowe

OCTOBER 23, 2013

Intel announced the E5 2600 v2 series of CPUs back at Intel Developer Forum (IDF) 2013 (you can follow my IDF 2013 coverage by looking at posts with the IDF2013 tag ). Although I’m just now catching Kevin’s posts, they were published almost immediately after the Intel announcements—thanks for the promptness, Kevin!).

Vmware 60

Vmware Network Virtualization Storage 60

The Verge

APRIL 24, 2021

This Ideapad Flex 3 Chromebook configuration is powered by Intel’s dual-core Celeron N4020. That’s the bottom of the barrel as Intel processors go, and it comes with just 4GB of memory (LPDDR4-2400, soldered) and 64GB of eMMC 5.1 On a Windows machine, these specs would be a hard pass. Six rows of keys.

Windows 63

Windows Video Google Linux 63

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

Dataconomy

SEPTEMBER 6, 2023

Moreover, the Pocket AI GPU is compatible with both Windows and Linux systems, ensuring widespread usability. In a head-to-head showdown, it faces off against the Intel Xe GPU, an integrated solution, and the NVIDIA A5000 Laptop GPU, a high-end GA104 mobile processor with 6144 CUDA cores and 16GB of memory. PCI Express 3.0

Linux 78

Linux Intel Windows Fashion 78

Scott Lowe

JUNE 19, 2020

The collection seems a tad heavier than normal in the hardware and security sections, probably due to new exploits discovered in Intel’s speculative execution functionality. This article describes a new attack that “breaches the security guarantees” of Intel SGX. Operating Systems/Applications.

Linux 60

Linux Intel Hardware Storage 60

ForAllSecure

APRIL 22, 2021

Woods: If you think about the overall system, within which some of these devices live. There has to be storage somewhere so even sensors, end up sending their data someplace that has to be stored, and that might be in the cloud, for instance, which is increasingly a part of the Internet of Things. It's still a threat.

Internet 52

Internet Research Security Tools 52

ForAllSecure

APRIL 22, 2021

Woods: If you think about the overall system, within which some of these devices live. There has to be storage somewhere so even sensors, end up sending their data someplace that has to be stored, and that might be in the cloud, for instance, which is increasingly a part of the Internet of Things. It's still a threat.

Internet 52

Internet Research Security Tools 52

Scott Lowe

SEPTEMBER 12, 2013

This is session COMS002, titled “The Future of Software-Defined Networking with the Intel Open Network Platform Switch Reference Design.” ” The speakers are Recep Ozdag, a PME with Intel, and Gershon Schatzberg, a PLM with Wind River Systems. First, though, Recep takes a few minutes to review some SDN concepts.

Intel 61

Intel Load Balancer Architecture Virtualization 61

Scott Lowe

MARCH 20, 2020

This blending of “traditional” network engineering with containers, Linux, and DevOps tooling is how Matt is setting new trends and directions for the networking industry. Mark Ermolov discusses a vulnerability in the ROM (read-only memory) of the Intel Converged Security and Management Engine (CSME). Good stuff here!

Linux 60

Linux Vmware Authentication Storage 60

Scott Lowe

MARCH 10, 2023

Frank Denneman digs into Sapphire Rapids memory configurations (Sapphire Rapids is Intel’s 4th generation Scalable Processor Architecture). William Lam shares news about higher-capacity SODIMMs available for small or ultra small form factor systems. Diego Crespo talks about PowerShell on Linux and his experience with it.

IPv6 74

IPv6 Linux Tools Network 74

Scott Lowe

APRIL 2, 2021

In this post , Jakub Sitnicki digs way deep into the Linux kernel to uncover the answer to the question, “Why are there no entries in the conntrack table for SYN packets dropped by the firewall?” Linux malware is getting more sophisticated. Operating Systems/Applications. ” Get ready to get nerdy!

Vmware 60

Vmware Firewall Storage Comparison 60

Scott Lowe

SEPTEMBER 8, 2016

Intel has finally started shipping silicon photonics gear, according to this report from El Reg (news coming out of IDF16). I predicted a couple of years ago that Intel SGX (Software Guard Extensions) was going to be HUGE (see here ). Pradipta Kumar Banerjee has an article on using local storage for instances in OpenStack.

Vmware 60

Vmware Linux Intel Storage 60

Scott Lowe

OCTOBER 8, 2014

I’m going to go out on a limb and make a prediction: In a few years time (let’s say 3–5 years), Intel SGX (Software Guard Extensions) will be regarded as important if not more important than the virtualization extensions. What is Intel SGX, you ask? Operating Systems/Applications. announcement post.

Storage 60

Storage Intel Disaster Recovery Virtualization 60

Scott Lowe

OCTOBER 23, 2020

” Ivan Pepelnjak attempts to answer the question, “How much do I need to know about Linux networking?” ” Speaking of Linux networking…Marek Majkowski of Cloudflare digs deep into conntrack , used for stateful firewalling functionality. Operating Systems/Applications. Servers/Hardware.

Open Source 60

Open Source Vmware Disaster Recovery Linux 60

Scott Lowe

APRIL 3, 2016

The examples Phil uses include StackWise, Virtual Switching System, and Virtual Port Channels. Alban Crequy has a post on using Linux queueing disciplines (qdiscs, for short) to help with testing application behavior under degraded network conditions. Operating Systems/Applications. Highly recommended reading!

Vmware 60

Vmware Network Linux Hardware 60

Scott Lowe

JUNE 4, 2013

The servers (right now, at least) are running Intel Atom S1260 CPUs, which are x86-based and do offer features like Intel VT-x. Via Forbes Guthrie on Twitter, I saw this post on how to setup a CA on Linux and use it in a Windows environment. Operating Systems/Applications. Technology Short Take #33.

HP 106

HP Virtualization Hardware Network 106

Scott Lowe

SEPTEMBER 13, 2013

I’m back home in Denver after spending a few days in San Francisco at Intel Developer Forum (IDF) 2013, so I thought I’d take a few minutes to sit down and share a summary of the event and my thoughts. Enhancing OpenStack with Intel Technologies for Public, Private, and Hybrid Cloud: [link].

Intel 60

Intel Network Architecture Virtualization 60

Scott Lowe

MARCH 5, 2013

Alex Galbraith recently posted a two-part series on what he calls the “NanoLab,” a home lab built on the Intel NUC (“Next Unit of Computing”). Operating Systems/Applications. Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Virtualization.

Virtualization 102

Virtualization Storage Vmware Network 102

Scott Lowe

DECEMBER 6, 2012

These articles are a bit long in the tooth, but CSS Corp has a useful series of articles on bundling various Linux distributions for use with OpenStack: bundling CentOS , bundling CentOS with VNC , bundling Debian , and bundling OpenSUSE. Operating Systems/Applications. by Qlogic called “Mt. Apparently, “Mt.

Vmware 109

Vmware Virtualization Storage Hardware 109

Scott Lowe

JUNE 4, 2013

The servers (right now, at least) are running Intel Atom S1260 CPUs, which are x86-based and do offer features like Intel VT-x. Via Forbes Guthrie on Twitter, I saw this post on how to setup a CA on Linux and use it in a Windows environment. Operating Systems/Applications. Technology Short Take #33.

HP 61

HP Virtualization Hardware Network 61

Scott Lowe

APRIL 8, 2014

Intel recently announced a refresh of the E5 CPU line; Kevin Houston has more details here. Here’s a quick article on how to assess if your Linux-based server is affected. This isn’t as straightforward as building a Linux image (no surprises there), but I did find a few good articles that helped along the way.

Vmware 60

Vmware Windows Virtualization Storage 60