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

Linux Academy

FEBRUARY 1, 2019

Linux Academy is the only way to get exam-like training for multiple Microsoft Azure certifications. Deploying and managing virtual machines. Create a Load Balanced VM Scale Set in Azure. The post Azure Training Courses | New January Releases appeared first on Linux Academy Blog. Creating and managing alerts.

Course 80

Course Training Storage Load Balancer 80

Scott Lowe

APRIL 15, 2022

Xavier Avrillier walks readers through using Antrea (a Kubernetes CNI built on top of Open vSwitch—a topic I’ve touched on a time or two) to provide on-premise load balancing in Kubernetes. Matt Oswalt takes readers though a fairly in-depth look at sockets and address binds in Linux. Virtualization.

Linux 74

Linux Load Balancer IPv6 Licensing 74

Scott Lowe

APRIL 6, 2017

Here’s a handy list of deprecated Linux network commands and their replacements. Konstantin Ryabitsev has a series going on securing a SysAdmin Linux workstation. Part 1 covers how to choose a Linux distribution, and part 2 discusses some security tips for installing Linux on your SysAdmin workstation. Virtualization.

Vmware 60

Vmware Linux Storage Network 60

CTOvision

DECEMBER 11, 2015

Each cloud computing provider has “opinionated” ways of handling things such as load balancing, elastic scaling, service discovery, data access, and security to name just a few. Additionally, how one would deploy their application into these environments can vary greatly.

Devops 150

Devops Government Applications Load Balancer 150

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. Servers/Hardware.

Vmware 60

Vmware Linux Storage Load Balancer 60

Scott Lowe

SEPTEMBER 11, 2014

Workloads are scheduled across these server/linecards using Valiant Load Balancing (VLB). Of course, there are issues with packet-level load balancing and flow-level load balancing, so tradeoffs must be made one way or another. IDF 2014: Virtualizing the Network to Enable SDI.

Load Balancer 68

Load Balancer Intel Network Hardware 68

Scott Lowe

SEPTEMBER 12, 2013

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. The specific terminology involved is that the virtual switches become a VTEP, a virtual tunnel end-point.

Intel 68

Intel Load Balancer Architecture Virtualization 68

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. Virtualization. Abdullah Abdullah shares some thoughts on design decisions regarding NSX VXLAN control plane replication modes. Servers/Hardware.

Load Balancer 60

Load Balancer Vmware Hardware Open Source 60

Scott Lowe

JUNE 18, 2021

Via Ivan Pepelnjak, I was pointed to Jon Langemak’s in-depth discussion of working with Linux VRFs. 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. Networking. Career/Soft Skills.

Vmware 60

Vmware Hardware Load Balancer Apple 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. Virtualization. Only a true geek would be interested in this, but here’s some information on running OpenBSD in KVM on Linux.

Storage 92

Storage Vmware Linux Virtualization 92

Linux Academy

MARCH 28, 2019

High speed low latency networks now allow us to add these nodes anywhere in a cloud infrastructure and configure them under existing load balancers. OpenStack is a proven Infrastructure as a Service solution that has the ability to scale virtual machines based on the metrics of existing nodes. Automated Kubernetes Deployments.

Open Source 60

Open Source Devops Linux Cloud 60

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. Virtualization. Both KVM and QEMU are needed for a full virtualization solution.

Vmware 115

Vmware Virtualization Storage Hardware 115

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. Virtualization. Fortunately, the diagrams illustrate that there is something substantive behind the headline.

Load Balancer 60

Load Balancer Cloud Vmware Applications 60

Linux Academy

NOVEMBER 19, 2019

“My favorite parts about Linux Academy are the practical lab sessions and access to playground servers, this is just next level.” It provides a huge range of virtual machines suitable for general purpose and specialized on-demand compute tasks. First, you will create and configure an Application Load Balancer.

Load Balancer 19

Load Balancer Backup Applications Linux 19

Scott Lowe

SEPTEMBER 22, 2017

Vincent Bernat has a really in-depth article on IPv4 route lookup on Linux (and one on IPv6 route lookup as well). and their product (VirTool Network Analyzer) is aimed at providing some operational visibility into OpenStack virtual networks. Virtualization. Here’s hoping you find something useful! Networking.

Storage 60

Storage Vmware Load Balancer IPv6 60

Scott Lowe

AUGUST 17, 2018

Scott McCarty explains sVirt and how it’s used to isolate Linux containers. Check out these articles talking about IPVS-based in-cluster load balancing , CoreDNS , dynamic kubelet configuration , and resizing persistent volumes in Kubernetes. Virtualization. Servers/Hardware. Nothing this time around, sorry!

Load Balancer 60

Load Balancer Storage Network Linux 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. Linux network namespaces is a topic I’ve covered here before , but it’s always great to have multiple viewpoints and explanations of technologies and concepts to get a complete and comprehensive view.

Vmware 60

Vmware Network Load Balancer Linux 60

Scott Lowe

DECEMBER 17, 2015

If you’d like to play around with Cumulus Linux but don’t have a compatible hardware switch, Cumulus VX is the answer. This article listing 20 Linux server hardening tips contains some basic tips but is nevertheless a very good resource for someone looking for Linux security recommendations. Virtualization.

Vmware 60

Vmware Linux Architecture Hardware 60

Scott Lowe

FEBRUARY 10, 2015

tech preview of virtual networks for Docker. The “gotcha” is that these software stacks haven’t been written yet, so the idea of repurposing hardware from switch to firewall to load balancer is still a bit of a unicorn. Virtualization. Never fear, this site has a walkthrough of the Socketplane.io Servers/Hardware.

Open Source 60

Open Source Vmware Network IBM 60

Scott Lowe

AUGUST 20, 2014

OS X provides an SSH agent by default, but on Linux systems you will probably have to manually run an SSH agent and add the appropriate SSH key: eval `ssh-agent -s` ssh-add ~/.ssh/keyfile.pem. Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Linux CLI Docker OSS'

Linux 68

Linux System Load Balancer Examples 68