Scott Lowe

JUNE 24, 2022

BPFDoor, as it is known, is a passive backdoor that allows threat actors to remotely connect to a Linux shell. 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. Think again.

Vmware 74

Vmware Linux Storage Virtualization 74

Scott Lowe

APRIL 6, 2017

Here’s a handy list of deprecated Linux network commands and their replacements. Intel NUC or SuperMicro E200-8D? Konstantin Ryabitsev has a series going on securing a SysAdmin Linux workstation. Normally you’d see this sort of thing talking about Linux, but this one uses Windows throughout.). Virtualization.

Vmware 60

Vmware Linux Storage Network 60

Scott Lowe

FEBRUARY 16, 2017

The rise of the disaggregated network operating system (NOS) marches on: this time, it’s Big Switch Networks announcing expanded hardware support in Open Network Linux (ONL) , upon which its own NOS is based. I use OTR with Adium on OS X, and OTR with Pidgin on my Fedora Linux laptop.). Virtualization. Networking.

Vmware 60

Vmware Linux Storage Load Balancer 60

Scott Lowe

AUGUST 27, 2021

I have a fairly diverse set of links for readers this time around, covering topics from microchips to improving your writing, with stops along the way in topics like Kubernetes, virtualization, Linux, and the popular JSON-parsing tool jq along the way. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux.

Linux 60

Linux Load Balancer Malware Virtualization 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. Ben Wilcock shares his experience with an Intel NUC 11. Virtualization. Let’s jump right into the content! Networking. Servers/Hardware. Programming.

Linux 60

Linux Hardware Network Cloud 60

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. Bare Metal, Containers, and Virtualization: The Growing Choices for Cloud Applications.

Intel 60

Intel Hardware Linux Virtualization 60

Scott Lowe

DECEMBER 8, 2016

This is an interesting project to watch, I think—it’s porting OVN (Open Virtual Network) from a “traditional” OvS back-end to an IOVisor-based back-end (IOVisor implements the data plane in eBPF). Intel has a tutorial series on Intel Software Guard Extensions (SGX). Virtualization. on Ubuntu 16.04. Good times.

Vmware 60

Vmware Storage Intel 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). Virtualization. Servers/Hardware.

Vmware 60

Vmware Virtualization Linux Windows 60

Scott Lowe

NOVEMBER 25, 2020

You may have heard of eBPF, the Linux technology that is reshaping Linux applications (and in some ways reshaping Linux itself). Something about Linux, and Fedora in particular, just keeps drawing me back. What a time to be alive: Microsoft has its own Linux distribution. Virtualization. Good stuff!

Linux 60

Linux Vmware Open Source Examples 60

Scott Lowe

JULY 22, 2013

The networking “old guard” likes to talk about how x86 servers and virtualization create network bottlenecks due to performance concerns, but as Ivan points out in this post , it’s rapidly becoming—or has already become—a non-issue. (By Virtualization. Seriously.). Cloud Computing/Cloud Management. (I

Vmware 106

Vmware Virtualization Network Linux 106

Scott Lowe

MAY 29, 2020

Virtualization. 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 Backup 60

CTOvision

JANUARY 18, 2015

Chief Technologist, Intel Federal LLC, Intel Corporation. Dr. Daniel Duffy is head of the NASA Center for Climate Simulation (NCCS, Code 606.2), which provides high performance computing, storage, networking, and data systems designed to meet the specialized needs of the Earth science modeling communities. 2:05 – 2:20 PM.

Program Management 150

Program Management Fractional CTO CTO Programming 150

Scott Lowe

SEPTEMBER 13, 2012

The speaker for the session is Vin Sharma, who helps lead open source software strategies at Intel. The focus of this session, as you can tell from the title, is on security and trust (presumably talking about how to leverage Intel TXT with OpenStack). So how does this open attestation service that Intel has created work?

Cloud 109

Cloud Intel Open Source Data Center 109

Scott Lowe

MARCH 7, 2014

Craig Matsumoto of SDN Central helps highlight a recent (and fairly significant) development in networking protocols—the submission of the Generic Network Virtualization Encapsulation (Geneve) proposal to the IETF. 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

AUGUST 5, 2014

New platforms with Open vSwitch: Docker, Hyper-V, and Intel DPDK (this is also listed on the VMware sessions above, but as you can tell it’s really not a “VMware” talk). Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Docker Making Its Move.

Vmware 60

Vmware Virtualization Policies Linux 60

Scott Lowe

MARCH 8, 2016

This article by Red Hat provides a reasonable overview of various networking options available in OpenStack (specifically, Red Hat’s OpenStack distribution) to support Network Functions Virtualization (NFV). The article specifically calls out SR-IOV as well as Intel Data Plane Development Kit (DPDK) support within Open vSwitch (OVS).

Vmware 60

Vmware Linux Intel Network 60

CTOvision

FEBRUARY 4, 2015

Chief Technologist, Intel Federal LLC, Intel Corporation. Dr. Daniel Duffy is head of the NASA Center for Climate Simulation (NCCS, Code 606.2), which provides high performance computing, storage, networking, and data systems designed to meet the specialized needs of the Earth science modeling communities. 2:05 – 2:20 PM.

Fractional CTO 150

Fractional CTO CTO CTO Hire Big Data 150

Scott Lowe

OCTOBER 30, 2013

Mirantis joins a number of other vendors also offering OpenStack distributions, though Mirantis claims to be different on the basis that its OpenStack distribution is not tied to a particular Linux distribution. Visit the site for more information on virtualization, servers, storage, and other enterprise technologies.

Open Source 60

Open Source Linux Vmware Enterprise 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. Virtualization. Running Hyper-V with Linux VMs? Servers/Hardware. LTS server.

Linux 60

Linux Network Vmware Disaster Recovery 60

Scott Lowe

JULY 22, 2013

The networking “old guard” likes to talk about how x86 servers and virtualization create network bottlenecks due to performance concerns, but as Ivan points out in this post , it’s rapidly becoming—or has already become—a non-issue. (By Virtualization. Seriously.). Cloud Computing/Cloud Management. (I

Vmware 60

Vmware Virtualization Network Linux 60

Scott Lowe

NOVEMBER 30, 2012

Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Apple on Intel. Apple and Virtualization. Macintosh iPhone Linux' It’s a shame…but such is life. The only constant is change. This article was originally posted on blog.scottlowe.org.

Operating Systems 131

Operating Systems Apple Applications Linux 131

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. J Metz offered to send me a few links for storage, so I happily took him up on that offer.

Vmware 60

Vmware Storage Network Windows 60

Scott Lowe

SEPTEMBER 11, 2013

This is a liveblog of the day 2 keynote at Intel Developer Forum (IDF) 2013 in San Francisco. Eul takes the stage; he’s the VP and General Manager of the Mobile and Communications Group at Intel. Molina takes us through a quasi-live demo about virtual shopping software that leverages 3-D avatars and your personal measurements.

Intel 60

Intel Hardware Mobile Dell 60

Scott Lowe

DECEMBER 8, 2017

Jon Benedict has a brief article on OVN and its integration into Red Hat Virtualization; if you’re unfamiliar with OVN, it might be worth having a look. Jon Benedict has a brief article on OVN and its integration into Red Hat Virtualization; if you’re unfamiliar with OVN, it might be worth having a look. Virtualization.

Vmware 60

Vmware Linux Network Cloud 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. Virtualization. Check out this post by Alan Renouf.

Vmware 60

Vmware Storage Network Examples 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

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. Virtualization.

Open Source 60

Open Source Storage Vmware 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

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. The first concept that Recep discusses is network virtualization.

Intel 61

Intel Load Balancer Architecture Virtualization 61

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. Want to run Linux on your Surface Pro 4?

Linux 60

Linux Intel Hardware Storage 60

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). Virtualization.

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). Diego Crespo talks about PowerShell on Linux and his experience with it. Storage This is a good (albeit slightly dated) overview of EBS volume types. Wonder no longer.

IPv6 74

IPv6 Linux Tools Network 74

Scott Lowe

JUNE 4, 2013

Tom Nolle asks the question , “Is virtualization reality even more elusive than virtual reality?” I talked before about the difference between network virtualization and SDN, so no need to mention that again. I missed this on the #vBrownBag series: designing HP Virtual Connect for vSphere 5.x. Virtualization.

HP 106

HP Virtualization Hardware Network 106

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? ” Virtualization. Technology Short Take #45.

Storage 60

Storage Intel Disaster Recovery Virtualization 60

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. Virtualization. ” Get ready to get nerdy!

Vmware 60

Vmware Firewall Storage Comparison 60

Scott Lowe

MARCH 5, 2013

Ben Cherian, Chief Strategy Officer for Midokura, helps make a case for network virtualization. Note: Midokura makes a network virtualization solution.) If you’re wondering about network virtualization and why there is a focus on it, this post might help shed some light. Virtualization. Servers/Hardware.

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Virtualization Storage Vmware Network 102