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

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 Cloud Open Source 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? When you’re operating at the scale at which Netflix operates, this is no trivial feat. Operating Systems/Applications.

Linux 60

Linux Vmware Comparison Network 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.

IPv6 60

IPv6 Network Storage Policies 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

All Things Distributed

FEBRUARY 18, 2013

Expanding the Cloud - Introducing AWS OpsWorks, a Powerful Application Management Solution. Today Amazon Web Services launched AWS OpsWorks , a flexible application management solution with automation tools that enable you to model and control your applications and their supporting infrastructure. Comments ().

Cloud 157

Cloud Applications Web Services Resources 157

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. Virtualization.

Linux 60

Linux Vmware Windows Applications 60

The Verge

JUNE 25, 2021

POSIX, which is a set of operating system standards. WSL, which is the part of Windows that lets you run Linux. In 2019, I think you had said to Wired , “The operating system is no longer the most important layer for us. ” That’s in comparison to the very controversial 30 percent that Apple charges.

Windows 80

Windows Microsoft Operating Systems System 80

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. Operating Systems/Applications. in the comparison, even though RHEV 3.1

Vmware 108

Vmware Virtualization Storage Hardware 108

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.

Vmware 60

Vmware Linux Network Open Source 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

JULY 21, 2016

First up, there’s a great article on using IPVLAN with Docker and Cumulus Linux (with a tie back to sFlow, naturally!). Here’s a walkthrough by Cody Bunch on setting up BGP on Linux with Cumulus Quagga. Kevin Houston has an updated blade server comparison chart that might be helpful in making hardware decisions.

Vmware 60

Vmware Linux Storage Hardware 60

Scott Lowe

MARCH 8, 2016

Cue the round of folks claiming that this is why proprietary network operating systems [NOSes] are the route the networking industry should be taking.). 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.

Vmware 60

Vmware Linux Intel Network 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. Have I mentioned the ESXi Virtual Appliance ?

Vmware 60

Vmware Devops Storage Linux 60

ForAllSecure

MARCH 24, 2021

Vamosi: So a vulnerable version of Bash provided an attacker the ability to pass untrusted code to other systems and processes. It’s like the operating system left the front door wide open to attackers. After testing Unix, Miller went to fuzz Windows NT and other systems. How did this happen? What’s a worm?

Open Source 52

Open Source Operating Systems Software Software 52

ForAllSecure

MARCH 24, 2021

Vamosi: So a vulnerable version of Bash provided an attacker the ability to pass untrusted code to other systems and processes. It’s like the operating system left the front door wide open to attackers. After testing Unix, Miller went to fuzz Windows NT and other systems. How did this happen? What’s a worm?

Open Source 52

Open Source Operating Systems Software Software 52

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. You’re welcome.

Vmware 60

Vmware Linux Hardware Software Development 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. Have I mentioned the ESXi Virtual Appliance ?

Devops 60

Devops Vmware Storage Open Source 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. Technology Short Take #42. Technology Short Take #41.

Vmware 60

Vmware Storage Network Virtualization 60

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 System Windows Examples 82

Scott Lowe

APRIL 24, 2015

Kevin Houston’s March 2015 blade server comparisons might be a useful place to start. It’s important to note that these security enhancements don’t really represent “net new” functionality but rather reflect existing Linux security constructs now being exposed and usable by Docker. Operating Systems/Applications.

Vmware 60

Vmware Storage Firewall 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

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'

Virtualization 101

Virtualization Storage Vmware Network 101

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.

Vmware 60

Vmware Virtualization Guidelines Network 60