Cloud Musings

DECEMBER 28, 2016

This includes evaluating and selecting Platform as a Service (PaaS) solutions and deploying applications to the cloud, as well as maintaining, securing, and optimizing cloud solutions to achieve the best Total Cost of Ownership (TCO) and Return on Investment (ROI).

Systems Administration 84

Systems Administration Cloud Course Training 84

Scott Lowe

MAY 17, 2019

Courtesy of Tigera, Alex Pollitt shares some guidelines on when Linux conntrack is no longer your friend. Apparently Dell’s new docking stations support firmware updates via Linux. Speaking of Pulumi, Kyle Galbraith wrote up a comparison of Pulumi and Terraform for infrastructure as code. Operating Systems/Applications.

Linux 60

Linux Dell Open Source Licensing 60

Scott Lowe

JANUARY 6, 2018

This post is a bit older, but covers a challenge faced by cloud-native darling Netflix—how does one, exactly, identify which application used which IP address at a given point in time? Christian Kellner talks about work done on Thunderbolt 3 security levels for GNU/Linux. Operating Systems/Applications. Servers/Hardware.

Linux 60

Linux Vmware Comparison Network 60

Virtualized Greek

APRIL 11, 2013

If I were to still be in the business of administering servers, I’d be a Windows expert and feel comfortable managing Linux appliances within the environment. OpenStack is a platform that’s designed from the ground up to provide and infrastructure to software developers to build Cloud aware applications.

Vmware 69

Vmware Data Center Cloud Virtualization 69

Scott Lowe

DECEMBER 11, 2020

This is an older article, but hopefully still useful nevertheless: Brian Mathews explains how to use the linkerd sidecar to find and fix application issues on Kubernetes. Operating Systems/Applications. Here’s a post on using Windows Subsystem for Linux (WSL) to run Linux containers on Windows. Programming.

Linux 60

Linux Network Tools Hardware 60

Scott Lowe

AUGUST 22, 2014

Given that Docker is targeted at application deployment, then I felt that using Heat was a more appropriate way of leveraging Docker in an OpenStack environment as opposed to treating Docker as a form of a hypervisor. Interoperability Virtualization Automation Docker Linux OpenStack' See the blog posts I provided earlier.).

Virtualization 90

Virtualization Linux Network Fashion 90

Scott Lowe

MARCH 17, 2016

At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. Marcos Hernandez (a colleague on the NSX team at VMware) recently pointed out this Heat template for a multi-tier application with dynamic routing (via Quagga). Operating Systems/Applications. Have fun reading!

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

NOVEMBER 8, 2016

Kubernetes seems focused on addressing the needs of container-based microservices-centric application architectures. However, there now seem to be some efforts to push Kubernetes to support other types of applications as well. Will pushing Kubernetes to support other types of applications make it overly complex? Yes, certainly.

Comparison 60

Comparison Construction Fashion Applications 60

Scott Lowe

FEBRUARY 6, 2015

Applications can register with Consul to provide a service, such as HTTP or MySQL. In this respect, you could make a comparison between Consul and etcd, the distributed key/value store bundled with CoreOS Linux. Applications would interact with Consul either via service definition files, via the HTTP API, or via DNS.

Linux 60

Linux Applications Examples System 60

Dataconomy

SEPTEMBER 6, 2023

Pocket AI is the perfect device for AI developers, professional graphics users, and embedded industrial applications for boosting productivity by improve the work efficiency,” says the official product description. Moreover, the Pocket AI GPU is compatible with both Windows and Linux systems, ensuring widespread usability.

Linux 78

Linux Intel Windows Fashion 78

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.). Operating Systems/Applications.

Vmware 60

Vmware Linux Storage Load Balancer 60

Scott Lowe

MARCH 5, 2013

Although this post is a bit older (it’s from September of last year), it’s still an interesting comparison of both OpenStack and CloudStack. Operating Systems/Applications. General KVM Linux Networking OpenFlow OpenStack Puppet RedHat SDN Security Storage Virtualization VMware vSphere' Technology Short Take #30.

Virtualization 108

Virtualization Storage Vmware Network 108

Scott Lowe

MAY 25, 2017

Anthony Shaw has a good comparison of Ansible, StackStorm, and Salt (with a particular view at applicability in a networking context). Here’s a quick post on nftables , the (eventual) Linux replacement for iptables. Check out this blog on work done to bring firmware updates into the land of Linux.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

MAY 25, 2017

Anthony Shaw has a good comparison of Ansible, StackStorm, and Salt (with a particular view at applicability in a networking context). Here’s a quick post on nftables , the (eventual) Linux replacement for iptables. Check out this blog on work done to bring firmware updates into the land of Linux.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

MARCH 30, 2018

This is an older post (more than 2 years old), but as far as I can tell the concepts are still quite applicable. Tirumarai Selvan has a comparison. Operating Systems/Applications. Eben Freeman shows how to integrate Istio, Envoy, and Honeycomb for detailed application statistics. Still, the idea is pretty cool.

Linux 60

Linux Vmware Windows Applications 60

Scott Lowe

APRIL 2, 2021

In this post , Jakub Sitnicki digs way deep into the Linux kernel to uncover the answer to the question, “Why are there no entries in the conntrack table for SYN packets dropped by the firewall?” Linux malware is getting more sophisticated. Operating Systems/Applications. ” Get ready to get nerdy!

Vmware 60

Vmware Firewall Storage Comparison 60

Scott Lowe

APRIL 30, 2015

PaaS helps manage all the various “things” that are necessary to deploy an application, thus again making it easier to consume applications (and therefore enabling applications/technology to enable more). They increase efficiency by making more effective use of utilizing resources to run applications/workloads/services.

Cloud 60

Cloud Web Services Devops Linux 60

Scott Lowe

FEBRUARY 1, 2019

The folks over at Cilium took a look at a recent CNI benchmark comparison and unpacked it a bit. Operating Systems/Applications. Jorge Castro shares some informal notes on using Clear Linux as an everyday DevOps/cloud-native/Kubernetes client. There’s some good information in their article.

Network 60

Network Resources Devops Vmware 60

Scott Lowe

MARCH 10, 2015

I highly recommend you read the entire post, but in short the five skills Matt recommends are software skills (which includes configuration management and software development tools like Git ), Linux, deep protocol knowledge, hypervisor and container networking, and IPv6. Operating Systems/Applications. What does this mean?

Vmware 60

Vmware Linux Hardware Software Development 60

Scott Lowe

OCTOBER 2, 2020

This time around the content is a tad heavy on the security side, but I’ve still managed to pull in articles on networking, cloud computing, applications, and some programming-related content. Here’s a review of targeted attacks and APTs (advanced persistent threats) on Linux. Operating Systems/Applications.

Linux 60

Linux Programming Open Source Cloud 60

Scott Lowe

AUGUST 16, 2017

Anthony Shaw has a good comparison of Ansible, StackStorm, and Salt (with a particular view at applicability in a networking context). Here’s a quick post on nftables , the (eventual) Linux replacement for iptables. Check out this blog on work done to bring firmware updates into the land of Linux.

Open Source 60

Open Source Network Linux Engineering 60

Scott Lowe

JANUARY 14, 2016

Cumulus VX, if you aren’t aware, is a community-supported virtual appliance version of Cumulus Linux aimed at helping folks preview and test “full-blown” Cumulus Linux (which, of course, requires compatible hardware). Operating Systems/Applications. If so, have a look at Kev’s post that attempts to help answer that question.

Vmware 60

Vmware Devops Storage Linux 60

Scott Lowe

MARCH 8, 2016

Cumulus Networks recently shifted their pricing and licensing model toward perpetual licenses; this article has more information and a comparison of the old vs. new models. Operating Systems/Applications. ZFS will be in the next Ubuntu Linux LTS release. Roie Ben Haim has an article on how to improve the NSX GUI user experience.

Vmware 60

Vmware Linux Intel Network 60

Dataconomy

JUNE 9, 2023

As software applications become increasingly complex, it becomes imperative to adopt effective techniques that can uncover potential issues and enhance the overall quality of the codebase. Dynamic code analysis plays a crucial role in ensuring the quality, reliability, and performance of software applications.

Analysis 65

Analysis Software Development Applications Tools 65

Linux Academy

MARCH 13, 2019

As I detailed in my last blog post, I’m continuing to update the Linux Academy AWS DevOps Pro certification course. Well, in a Canary Deployment, you send a small percentage of requests to your new application as a way of testing it without exposing the majority of your users to this new and untested app. AWS Lambda, and.

Devops 60

Devops Course Linux Comparison 60

Scott Lowe

JANUARY 14, 2016

Cumulus VX, if you aren’t aware, is a community-supported virtual appliance version of Cumulus Linux aimed at helping folks preview and test “full-blown” Cumulus Linux (which, of course, requires compatible hardware). Operating Systems/Applications. If so, have a look at Kev’s post that attempts to help answer that question.

Devops 60

Devops Vmware Storage Open Source 60

Scott Lowe

MARCH 12, 2021

Here’s Chip Zoller’s comparison of Gatekeper and Kyverno. Operating Systems/Applications. Via TecMint, James Kiarie explains how to use VirtualBox VMs on KVM in Linux. Nic Cope has an interesting post discussing Crossplane and some design/implementation considerations. Virtualization. Career/Soft Skills.

IPv6 60

IPv6 Network Storage Policies 60

Scott Lowe

JUNE 11, 2014

He makes comparisons among server virtualization, 10 Gigabit Ethernet, and SDN, and feels that in order for SDN to really hit this market it needs to be “not a user-facing feature, but rather a means to an end” (his words). Operating Systems/Applications. This article on testing REST APIs with cURL is handy, too.

Vmware 60

Vmware Storage Virtualization Network 60

Scott Lowe

APRIL 12, 2020

Postman is a cross-platform application, so while my post was centered around Postman on Linux ( Ubuntu , specifically) the steps should be very similar—if not exactly the same—when using Postman on other platforms. I hope this brief walkthroug/comparison of using Paw to interact with the AWS APIs is useful.

Authentication 78

Authentication Comparison Linux Tools 78

Dataconomy

OCTOBER 17, 2024

“Our most innovative customers and partners have increasingly been asking for local, privacy-first inference for critical applications,” Mistral explained. For comparison, even OpenAI’s GPT-4 Turbo caps out around the same token count, and that’s no small feat. That’s the equivalent of a 50-page book. Image credits: Mistral

Open Source 45

Open Source Comparison Linux Film 45

The Verge

AUGUST 6, 2020

This configuration worked so well that I’m comfortable saying the i7 model is really best for developers and other power users who are coding or running desktop Linux applications. The Spin automatically switches to tablet mode when you flip the screen around. Everyone else can stick with the Core i5 model and save the cash.

Storage 82

Storage Windows System Examples 82

Scott Lowe

OCTOBER 22, 2015

Rancher—the company behind RancherOS (Linux distro that uses Docker for system services as well as user applications) and Rancher (a management platform for containerized infrastructure)—recently announced a container metadata service they’re saying is analogous to Amazon’s Instance Metadata service. Operating Systems/Applications.

Vmware 60

Vmware Virtualization Guidelines Network 60

Scott Lowe

MARCH 23, 2017

Gabriele Gerbino has a nice write-up about Cisco’s efforts with APIs ; his article includes a brief description of YANG data models and a comparison of working with network devices via SSH or via API. Operating Systems/Applications. installation caused by duplicate NSX Manager UUIDs. Check back next time! and vSphere.

Open Source 60

Open Source Storage Vmware Network 60

The Verge

JUNE 25, 2021

WSL, which is the part of Windows that lets you run Linux. That’s in comparison to the very controversial 30 percent that Apple charges. We have layers in the cloud from the applications all the way to infrastructure. Different application vendors and companies use it in different ways. It’s a practical reality, really.

Windows 80

Windows Microsoft Operating Systems System 80

ForAllSecure

MARCH 24, 2021

In a subsequent academic paper, Miller demonstrated that 25-33% of the Unix applications tested with fuzz either crashed or hung when reading random Input. Worms, by comparison, are able to replicate on their own so the Morris worm exploited an overflow vulnerability in Finger to spread from system to system. What’s a worm?

Open Source 52

Open Source Operating Systems Software Software 52

ForAllSecure

MARCH 24, 2021

In a subsequent academic paper, Miller demonstrated that 25-33% of the Unix applications tested with fuzz either crashed or hung when reading random Input. Worms, by comparison, are able to replicate on their own so the Morris worm exploited an overflow vulnerability in Finger to spread from system to system. What’s a worm?

Open Source 52

Open Source Operating Systems Software Software 52

ForAllSecure

APRIL 19, 2023

That’s your applications, your web browser, you streaming media. VAMOSI: So on a laptop or even a phone, there’s an operating system that allows you to laid applications and run them. And now, what has happened is we've got much more massive hardware, much more massive memory, much more massive applications.

Operating Systems 40

Operating Systems System Open Source Programming 40