Scott Lowe

APRIL 15, 2022

This article contains some good information on IPv6 for those who are just starting to get more familiar with it, although toward the end it turns into a bit of an advertisement. Servers/Hardware. Cabling is hardware, right? More information is available in this Helm blog post. Virtualization. Networking.

Linux 74

Linux Load Balancer IPv6 Licensing 74

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. Servers/Hardware. Nevertheless, there is some very useful information here.

Linux 60

Linux Load Balancer Malware Virtualization 60

Scott Lowe

JUNE 18, 2021

The collection of links shared below covers a fairly wide range of topics, from old Sun hardware to working with serverless frameworks in the public cloud. The first is a post on Cilium and F5 load balancer integration , while the second discusses implementing Kubernetes network policies with Cilium and Linkerd. Virtualization.

Vmware 60

Vmware Hardware Load Balancer Apple 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. Servers/Hardware. More information on the Puppet plugin is available here.) There’s lots of good information here.

Vmware 60

Vmware Linux Storage Load Balancer 60

Scott Lowe

OCTOBER 14, 2017

Romain Decker has an “under the hood” look at the VMware NSX load balancer. Servers/Hardware. This graphical summary of the AWS Application Load Balancer (ALB) is pretty handy. Virtualization. Nothing this time (sorry!). I’ll keep an eye open for links to include next time around.

Load Balancer 60

Load Balancer Vmware Hardware Open Source 60

Scott Lowe

AUGUST 6, 2021

Here’s a quick look at using Envoy as a load balancer in Kubernetes. Servers/Hardware. More information is available here. Virtualization. Via William’s post on configstorecli , I also saw this post by Duncan Epping on renaming a virtual switch on vSphere 7.0U2 and higher. Networking. git undo ?

Open Source 60

Open Source Load Balancer WAN Architecture 60

Scott Lowe

SEPTEMBER 27, 2019

This installation in the Tech Short Takes series is much shorter than usual, but hopefully I’ve managed to find something that proves to be helpful or informative! Servers/Hardware. Virtualization. Now, on to the content! Networking. Chip Zoller has a write-up on doing HTTPS ingress with Enterprise PKS. Career/Soft Skills.

Load Balancer 60

Load Balancer Cloud Applications Vmware 60

Scott Lowe

SEPTEMBER 12, 2012

DDIO allows PCIe devices to DMA information directly to cache–instead of main memory–where it can then be fetched by a processor core. VM-to-VM (on the same host) via a hardware-based virtual switch in an SR-IOV network interface card (NIC). In this case, the switching is done in hardware in the SR-IOV NIC.

Intel 109

Intel Virtualization Data Center Network 109

Scott Lowe

AUGUST 17, 2018

Gerald Dykeman shares some information on using Ansible to automate Cisco Meraki. Servers/Hardware. Check out these articles talking about IPVS-based in-cluster load balancing , CoreDNS , dynamic kubelet configuration , and resizing persistent volumes in Kubernetes. Virtualization. It’s really good.

Load Balancer 60

Load Balancer Storage Network Linux 60

Scott Lowe

JUNE 8, 2018

Kamal Kyrala discusses a method for accessing Kubernetes Services without Ingress, NodePort, or load balancers. Servers/Hardware. What I found interesting is that the local NVMe storage is also hardware encrypted. Virtualization. Why is this in the networking section? Because it involves IP routing and ECMP!

Load Balancer 60

Load Balancer Vmware Storage Intel 60

Scott Lowe

OCTOBER 5, 2012

There’s some additional information on the Quantum release on Folsom 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. Servers/Hardware. Virtualization. Jason Boche shows you how.

Storage 92

Storage Vmware Linux Virtualization 92

Scott Lowe

NOVEMBER 9, 2018

Continuing on that Envoy theme, you may find this article by Matt Klein—one of the primary authors of Envoy—helpful in understanding some of the concepts behind modern load balancing and proxying. Servers/Hardware. Virtualization. Many of these concepts had direct impacts on the design of Envoy.

Load Balancer 60

Load Balancer Operating Systems Intel Hardware 60

Scott Lowe

FEBRUARY 24, 2018

VPCs, or Virtual Private Clouds, are Amazon’s software-defined networking mechanism for workloads running on AWS.). Viktor van den Berg writes on deploying NSX load balancers with vRA. Servers/Hardware. Virtualization. IPVLAN is a low-latency means of providing IP connectivity to containers.

Vmware 60

Vmware Load Balancer Network Open Source 60

Scott Lowe

SEPTEMBER 22, 2017

and their product (VirTool Network Analyzer) is aimed at providing some operational visibility into OpenStack virtual networks. I saw a demo of the product—it looks quite handy, and provides a pretty fair amount of information to help operators figure out what’s happening “under the covers.” Servers/Hardware.

Storage 60

Storage Vmware Load Balancer Network 60

Scott Lowe

JUNE 21, 2019

Mohamad Alhussein shares information on how to add a floating static route to an NSX edge via the NSX REST API. David Holder walks through removing unused load balancer IP allocations in NSX-T when used with PKS. Servers/Hardware. Virtualization. I hope you find something useful here! Networking. Good stuff!

Network 60

Network Load Balancer Storage Applications 60

Scott Lowe

NOVEMBER 16, 2015

Open Virtual Network (OVN) is really ramping up and getting lots of attention, which I personally think is absolutely well-deserved. Servers/Hardware. See the official Docker blog post for more information (and rest assured I’ll have some blog posts up on some of this stuff as well). Virtualization. Networking.

Vmware 60

Vmware Network Load Balancer Linux 60

Scott Lowe

DECEMBER 17, 2015

He describes how to set it up (on both VirtualBox and Digital Ocean) and provides some high-level performance information as well. 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. Virtualization. Good write-up.

Vmware 60

Vmware Linux Architecture Hardware 60

The Accidental Successful CIO

AUGUST 3, 2011

Sure Virtualization Seems Neat In The Beginning, But…. To read the IT trade journals or speak with CIOs you’d think that we’ve all found the magic silver bullet that IT’s been looking for during the past few years: server virtualization. Virtualization has its own set of problems and we need to have a talk….

Virtualization 100

Virtualization Load Balancer Data Center Vmware 100

Scott Lowe

SEPTEMBER 12, 2013

Recep will cover the hardware side of ONP; Gershon will cover the software side of ONP (referred to as ONS). The first concept that Recep discusses is network virtualization. He believes that network virtualization is primarily about decoupling network services from the underlying network infrastructure.

Intel 61

Intel Load Balancer Architecture Virtualization 61

Scott Lowe

DECEMBER 6, 2012

First up is Brent Salisbury’s how to build an SDN lab without needing OpenFlow hardware. Not unsurprisingly, one of the key advantages of STT that’s highlighted is its improved performance due to TSO support in NIC hardware. Servers/Hardware. ” (Stu Miniman of Wikibon has more information here as well.)

Vmware 109

Vmware Virtualization Storage Hardware 109

Scott Lowe

SEPTEMBER 11, 2014

A traditional SRF architecture can be replicated with COTS hardware using multi-queue NICs and multi-core/multi-socket CPUs. Workloads are scheduled across these server/linecards using Valiant Load Balancing (VLB). Visit the site for more information on virtualization, servers, storage, and other enterprise technologies.

Load Balancer 61

Load Balancer Intel Network Hardware 61

Scott Lowe

FEBRUARY 10, 2015

Helpful and informative content, no question about it. tech preview of virtual networks for Docker. Tom’s key point is that disaggregating software from hardware—which is kind of a given if you’re buying whitebox networking gear—gives you the (potential) flexibility to repurpose network gear based on the software running on it.

Open Source 60

Open Source Vmware Network IBM 60