Scott Lowe

AUGUST 6, 2021

Here’s a quick look at using Envoy as a load balancer in Kubernetes. I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. It’s a good starting point for thinking about operating your own active-active architecture. Networking.

Open Source 60

Open Source Load Balancer WAN Architecture 60

Scott Lowe

JANUARY 17, 2020

Eric Sloof mentions the NSX-T load balancing encyclopedia (found here ), which intends to be an authoritative resource to NSX-T load balancing configuration and management. Operating Systems/Applications. Here’s hoping that I found something useful for you! Networking. This is kind of cool.

Load Balancer 60

Load Balancer Vmware Windows Cloud 60

Scott Lowe

SEPTEMBER 27, 2019

The “TL;DR” for those who are interested is that this solution bypasses the normal iptables layer involved in most Kubernetes implementations to load balance traffic directly to Pods in the cluster. Operating Systems/Applications. Unfortunately, this appears to be GKE-specific. Servers/Hardware.

Load Balancer 60

Load Balancer Cloud Applications Vmware 60

Scott Lowe

OCTOBER 14, 2017

Romain Decker has an “under the hood” look at the VMware NSX load balancer. This graphical summary of the AWS Application Load Balancer (ALB) is pretty handy. Operating Systems/Applications. Servers/Hardware. Nothing this time (sorry!).

Load Balancer 60

Load Balancer Vmware Hardware Open Source 60

All Things Distributed

MAY 8, 2012

s announcement of Amazon RDS for Microsoft SQL Server and.NET support for AWS Elastic Beanstalk marks another important step in our commitment to increase the flexibility for AWS customers to use the choice of operating system, programming language, development tools and database software that meet their application requirements.

Development 116

Development Windows Disaster Recovery Licensing 116

Scott Lowe

AUGUST 27, 2021

Operating Systems/Applications. Rudi Martinsen has an article on changing the Avi load balancer license tier (this is in the context of using it with vSphere with Tanzu). This article provides some great “behind the scenes” information on AWS Lambda. This is a great article on using jq with kubectl.

Linux 90

Linux Load Balancer Malware Virtualization 90

Scott Lowe

APRIL 6, 2017

Operating Systems/Applications. Here’s a Windows-centric walkthrough to using Nginx to load balance across a Docker Swarm cluster. Brian Ragazzi shares a lesson learned the hard way regarding VVols: place the VSM/VASA on a non-VVol storage location. A command-line client for Twitter ? Yes, please! (I

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. Operating Systems/Applications. How about a new Clarity -based interface for vRA 7.2? Check this out.

Vmware 60

Vmware Linux Storage Load Balancer 60

Scott Lowe

AUGUST 17, 2018

Check out these articles talking about IPVS-based in-cluster load balancing , CoreDNS , dynamic kubelet configuration , and resizing persistent volumes in Kubernetes. Operating Systems/Applications. Nathaniel Avery shares a tip on saving some money by using the right servers on Azure. Virtualization.

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. AWS adds local NVMe storage to the M5 instance family; more details here. What I found interesting is that the local NVMe storage is also hardware encrypted. Operating Systems/Applications.

Load Balancer 60

Load Balancer Vmware Storage Intel 60

Scott Lowe

SEPTEMBER 22, 2017

Operating Systems/Applications. The series starts with part 0 (preparation), and continues with part 1 (mostly about rpm-ostree ), part 2 (container storage), part 3 (rebase, upgrade, and rollback), part 4 (package layering and experimental features), and part 5 (containerized and non-containerized applications).

Storage 60

Storage Vmware Load Balancer Network 60

Scott Lowe

JUNE 21, 2019

David Holder walks through removing unused load balancer IP allocations in NSX-T when used with PKS. Operating Systems/Applications. Systango has this high-level overview of serverless application architecture along with some pros/cons, use cases, etc. I’m looking forward to seeing how NaaS evolves.

Network 60

Network Load Balancer Storage Applications 60

Scott Lowe

AUGUST 27, 2021

Operating Systems/Applications. Rudi Martinsen has an article on changing the Avi load balancer license tier (this is in the context of using it with vSphere with Tanzu). This article provides some great “behind the scenes” information on AWS Lambda. This is a great article on using jq with kubectl.

Linux 60

Linux Load Balancer Malware Virtualization 60

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. Operating Systems/Applications. 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

Viktor van den Berg writes on deploying NSX load balancers with vRA. Most folks have probably heard about 12 Factor Applications (see here if you haven’t or if you need a refresher); this article talks about 12 basic rules and good practices for using Kubernetes optimally. Operating Systems/Applications.

Vmware 60

Vmware Load Balancer Network Open Source 60

Scott Lowe

OCTOBER 5, 2012

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. Operating Systems/Applications. Is Cisco’s Insieme effort producing a storage product? storage enhancements. It starts here.

Storage 92

Storage Vmware Linux Virtualization 92

Scott Lowe

JULY 13, 2018

Bernd Malmqvist talks about Avi Networks’ software-defined load balancing solution, including providing an overview of how to use Vagrant to test it yourself. Operating Systems/Applications. Lightroom is one of only a few applications that I keep around for macOS; this article gives me some alternatives.

Load Balancer 60

Load Balancer Virtualization Authentication Tools 60

Linux Academy

FEBRUARY 26, 2019

March Study Group Course: Linux Operating System Fundamentals – Have you heard of Linux, but don’t really know anything about it? Students will explore how containers work, how they compare with virtual machines and Docker containers, and how they handle application isolation.

Linux 80

Linux Big Data Course Devops 80

Scott Lowe

DECEMBER 17, 2015

It says the the JET (Juniper Extension Toolkit) uses “open application programming interfaces”, but fails to provide any specifics. Operating Systems/Applications. William Lam breaks down the real value of load balancing your PSC in this in-depth article. Want to run Docker Swarm on Azure? Why, yes, thanks.

Vmware 60

Vmware Linux Architecture Hardware 60

Scott Lowe

NOVEMBER 16, 2015

Operating Systems/Applications. Lew Goettner has a pretty hefty post on CoreOS and Docker on AWS that includes information on CoreOS, user data and cloud-init, AWS and Elastic Load Balancers (ELBs), Fleet, Registrator, Nginx, Confd, and Jenkins. In case you missed it, Docker 1.9 It’s a whirlwind of technologies.

Vmware 60

Vmware Network Load Balancer Linux 60

The Accidental Successful CIO

AUGUST 3, 2011

In the past, IT departments used to set up a new server for each new application that they wanted to deploy. This low level software allowed multiple applications to run on the same physical hardware but believe that they had the box all to themselves. No longer will the storage team be able to just focus on storage issues.

Virtualization 100

Virtualization Load Balancer Data Center Vmware 100

Scott Lowe

DECEMBER 6, 2012

Operating Systems/Applications. I found this article on imperative vs. declarative system configuration is quite helpful in understanding Puppet’s declarative model. This VMware blog post helps explain the link between Puppet and vFabric Application Director, and why organizations may want to use both.

Vmware 109

Vmware Virtualization Storage Hardware 109

Scott Lowe

SEPTEMBER 12, 2013

NFV is intended to address the problem caused by having to route/direct traffic from various sources through physical appliances designed to provide services like content filtering, security, content delivery/acceleration, and load balancing. It is hardware switch independent. This article was originally posted on blog.scottlowe.org.

Intel 61

Intel Load Balancer Architecture Virtualization 61

Scott Lowe

FEBRUARY 10, 2015

This time around, the content is a bit heavier on cloud management and applications/operating systems, but still lots of good content all the way around (I hope, anyway). Operating Systems/Applications. Networking. Matt Oswalt recently wrapped up his 3-part “DevOps for Networking” series. Servers/Hardware.

Open Source 60

Open Source Vmware Network IBM 60