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Open source and Linux platform vendor SUSE is looking to help organizations solve some of the complexity and challenges of edge computing with the company’s SUSE Edge 3.1 SUSE Edge integrates SUSE Linux Micro, which is an optimized Linux distribution for smaller deployments based on the company’s flagship SUSE Linux Enterprise (SLE).
Talos Linux is a Linux distribution purpose-built for running Kubernetes. The Talos web site describes Talos Linux as “secure, immutable, and minimal.” In this post, I’ll share how to use Pulumi to automate the creation of a Talos Linux cluster on AWS.
A little over a month ago I published a post on creating a Talos Linux cluster on AWS with Pulumi. Talos Linux is a re-thinking of your typical Linux distribution, custom-built for running Kubernetes. Talos Linux has no SSH access, no shell, and no console; instead, everything is managed via a gRPC API.
By adding free cloud training to our Community Membership, students have the opportunity to develop their Linux and cloud skills further. Each month, we will kick off our community content with a live study group, allowing members of the Linux Academy community to come together and share their insights in order to learn from one another.
“My favorite parts about Linux Academy are the practical lab sessions and access to playground servers, this is just next level.” In this live AWS environment, you will learn how to create an RDS database, then successfully implement a read replica and backups for that database. ” – Mohammad Iqbal.
Networking Lee Briggs (formerly of Pulumi, now with Tailscale) shows how to use the Tailscale Operator to create “free” Kubernetes loadbalancers (“free” as in no additional charge above and beyond what it would normally cost to operate a Kubernetes cluster). Think Linux doesn’t have malware?
This week, we’re talking all about serverless computing, what it is, why it’s relevant, and the release of a free course that can be enjoyed by everyone on the Linux Academy platform, including Community Edition account members. Configure auto-scaling with loadbalancers. Serverless Computing: What is it? Now h old up.
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. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux. Networking. So useful.).
First up is Brent Salisbury’s how to build an SDN lab without needing OpenFlow hardware. 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.
But those close integrations also have implications for data management since new functionality often means increased cloud bills, not to mention the sheer popularity of gen AI running on Azure, leading to concerns about availability of both services and staff who know how to get the most from them. That’s an industry-wide problem.
Linux Academy is the only way to get exam-like training for multiple Microsoft Azure certifications. Learn how to create, configure, and manage resources in the Azure cloud, including but not limited to: Managing Azure subscriptions. Create a LoadBalanced VM Scale Set in Azure. with Chad Crowell. hours of learning.
William Lam shows you how to use ovftool to copy VMs directly between ESXi hosts. Only a true geek would be interested in this, but here’s some information on running OpenBSD in KVM on Linux. Given my past interest in OpenBSD and my present interest in KVM on Linux, this might be something I’ll be trying myself soon.
Aidan Steele examines how VPC sharing could potentially improve security and reduce cost. Nick Schmidt talks about using GitOps with the NSX Advanced LoadBalancer. Benoît Bouré explains how to use short-lived credentials to access AWS resources from GitHub Actions. BIOS updates without a reboot , and under Linux first?
There’s even more to Ansible that we couldn’t possibly cover in this blog, such as Ansible playbooks, or even how to install and deploy Ansible. But y ou can do all of that and more in our free Ansible Quick Start course on Linux Academy , right now. LPI Linux Essentials 1.6. LoadBalancing Google Compute Engine Instances.
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.
You can deploy your application in the configuration you choose on Amazon Linux and Ubuntu. Layers define how to configure a set of resources that are managed together. Next to these solutions you can of course manage your compute resources directly, for example using CloudWatch, AutoScaling and Elastic LoadBalancing.
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.). Servers/Hardware.
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 loadbalancing in Kubernetes. Diego Sucaria shows how to use an SSH SOCKS proxy to access private Kubernetes clusters. Servers/Hardware.
Romain Decker has an “under the hood” look at the VMware NSX loadbalancer. Jason Brooks has a write-up discussing how to run Kubernetes on Fedora Atomic Host. This graphical summary of the AWS Application LoadBalancer (ALB) is pretty handy. Joel Knight shares how he’s tried to blog more in 2017.
If you look at one of these abilities and aren’t sure how to answer, or if you feel more confident in certain abilities compared to others, you know where to focus your efforts. LoadBalancers, Auto Scaling. CloudWatch – how to use it for monitoring, how it can be used for other services. 90 minutes.
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.
Normally I’d put something like this in a different section, but this is as much a write-up on how to configure NSX-T correctly as it is about configuring Ingress objects in Kubernetes. Jeff Geerling explains how to test your Ansible roles with Molecule. Networking. tagging everything as “cloud native”).
Vincent Bernat has a really in-depth article on IPv4 route lookup on Linux (and one on IPv6 route lookup as well). Jason Edelman of Network2Code also has a post on intent-based network automation with Ansible , in which he breaks down the idea of intent-based networking (IBN) and how tools such as Ansible or NAPALM can make it possible.
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 loadbalancer integration , while the second discusses implementing Kubernetes network policies with Cilium and Linkerd. Networking. I could be wrong; time will tell.
Scott McCarty explains sVirt and how it’s used to isolate Linux containers. Fellow Heptonian Chuck Ha walks through some Kubernetes logs to show how to use them to better understand the relationships between the various components. Here’s how to let Traefik run on worker nodes in a Docker Swarm cluster.
Our approach to installing kubectl will be very similar to how we installed minikube. You can look at the official documentation to see what you will modify if you’re using Linux or Windows: $ curl -LO [link] -s [link] && chmod +x kubectl && mv kubectl /usr/local/bin/. Good luck and happy learning!
Russell Bryant has a couple great articles on OVN— how to test OVN’s “EZ Bake” release with DevStack as well as an article on implementing OpenStack security groups using OVN ACLs (which in turn leverage the integration between Open vSwitch and the Linux kernel’s conntrack module). In case you missed it, Docker 1.9
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. Mustafa Akin has an article on Docker’s new overlay networking functionality.
The “gotcha” is that these software stacks haven’t been written yet, so the idea of repurposing hardware from switch to firewall to loadbalancer is still a bit of a unicorn. First, here’s a workaround to the fact that vCA doesn’t (yet) do cloud-init, which makes injecting SSH keys into Linux instances a bit difficult.
The current GSA applications look like stovepipes that often implement replicated services using different technologies and solutions (different RDMS solutions, different loadbalancers, duplicate identity/access management solutions).
Golub gives a “shout out” to the technologies underpinning modern Linux containers (namespaces, cgroups, etc., How to remove friction? This leads Golub into a review of the efforts of Docker (the company) to democratize containers: Increasing usability. Enhancing portability. Extending community.
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