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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).
It is also aware of appropriate routing, loadbalancing, and failover, and its able to create/edit/delete CNAME, A Records, Zones and more within any DNS provider in an automated, systematic approach, Ferreira said. That said, Ferreira argued that the Gateway API is much more than just a new ingress controller standard.
For example, it can be used as an easy way to create multi-tenant environments, creating a flat layer 2 network to be used as the VM primary network for live migrating VMs across nodes in the Kubernetes cluster. The segment can act as either primary or secondary networks for container pods and VMs.
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.
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?
One of the challenges facing application providers is deploying into several government-controlled Cloud environments at once — examples include Amazon Web Services (AWS), Pivotal Cloud Foundry, and Red Hat OpenShift. Additionally, how one would deploy their application into these environments can vary greatly.
For example, the server virtualization value proposition is simple. You can save money if you consolidate your Windows & Linux workloads to fewer servers. An example is the ability to spin up a server within seconds vs. hours or days. The Second are is the higher level layers such as loadbalancing.
For example, OpsWorks can set up instances to host your apps based on the exact configurations that you specify (code to deploy, RAID configuration, etc.), scale your apps using load-based or time-based auto scaling, and maintain the health of your apps by detecting and replacing failed instances. Automate tasks.
Microsoft CTO Kevin Scott compared the company’s Copilot stack to the LAMP stack of Linux, Apache, MySQL and PHP, enabling organizations to build at scale on the internet, and there’s clear enterprise interest in building solutions with these services. As in Q3 , demand for Microsoft’s AI services remains higher than available capacity.
Graf starts by talking about how BPF (specifically, extended BPF or eBPF) can be used to rethink how the Linux kernel handles network traffic. Opening TCP port 80 in a situation like this means potentially exposing more privileges than desired (the example to use other HTTP verbs, like PUT or POST instead of just GET). What is XDP?
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. Need to compact a virtual hard disk in Windows 8/Windows Server 2012? Ben Armstrong shows how here.
Examples of SDN/NFV workloads include wireless BTS, CRAN, MME, DSLAM, BRAS, and core routers. Workloads are scheduled across these server/linecards using Valiant LoadBalancing (VLB). Of course, there are issues with packet-level loadbalancing and flow-level loadbalancing, so tradeoffs must be made one way or another.
For example, if you watched last weeks Weekly Update video, What is a Database , or you’ve tried configuring a database before, then you know that it involves a few different steps: Install the database management system. But y ou can do all of that and more in our free Ansible Quick Start course on Linux Academy , right now.
For example, if you are on a team selling AWS services or solutions, you should have a general understanding of what the cloud is, what AWS is specifically, and it’s limitations, without in-depth ability to use it. Key services on the AWS platform and their common use cases (for example, compute and analytics).
Speaking of VPCs and subnets, here’s an example of a Terraform module for a VPC with public, private, and internal subnets (similar to the article in the previous bullet). No worries, Calvin Hendryx-Parker has an example of building AWS VPCs with SaltStack formulas. Prefer SaltStack to Terraform? 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. Matt Oswalt takes readers though a fairly in-depth look at sockets and address binds in Linux. Servers/Hardware.
As I detailed in a previous blog post, I’m continuing to update the Linux Academy AWS DevOps Pro certification course. In AWS, we work a lot with infrastructure: VPCs, EC2 instances, Auto Scaling Groups, LoadBalancers (Elastic, Application, or Network). You could for example also have a test environment. AWS Lambda, and.
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. Cloud Computing/Cloud Management.
While the example I’m going to provide here is fairly simple, it should serve as a reasonable basis upon which to build later. 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.
High speed low latency networks now allow us to add these nodes anywhere in a cloud infrastructure and configure them under existing loadbalancers. Kubernetes Operations (kops) is an example of one such installer. Linux Academy has recently published courses covering the AIOps and Python technologies mentioned in this article.
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). Operating Systems/Applications.
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.
BI’s use of Puppet before and after is a good example of this. For example, Docker Hub is using the v2 Registry protocol, which results in 80% fewer requests and 60% less bandwidth, both of which mean faster pulls of Docker images. speedup in the Dashboard, as another example. Improvements in Docker Hub have also resulted in 2.0x
Gelsinger brings Callum Eade, who swam the English Channel as a fundraising effort to help fight a deadly childhood cancer, as an example of working as a “force for good.” Make no mistake—having seen the details from the inside of VMware, this isn’t a cosmetic integration. This is deep, deep integration.)
Often I would just use a screwdriver and break a toaster, for example, down to its smallest components, and then try and map out its circuitry. For example, from CSAW 2018, John talked about a crypto challenge category on the Jeopardy board called babycrypto. Remember the example above? Mechanical things. Electronic Things.
Often I would just use a screwdriver and break a toaster, for example, down to its smallest components, and then try and map out its circuitry. For example, from CSAW 2018, John talked about a crypto challenge category on the Jeopardy board called babycrypto. Remember the example above? Mechanical things. Electronic Things.
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