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Technology Short Take 153

Scott Lowe

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. Cloud Computing/Cloud Management. This is an interesting approach that, honestly, I hadn’t considered.

Linux 74
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Technology Short Take #87

Scott Lowe

and their product (VirTool Network Analyzer) is aimed at providing some operational visibility into OpenStack virtual networks. Ajay Chenampara (also with Network2Code) has a good post on lessons learned from interacting with NETCONF and YANG (key lesson: there’s two ways to use NETCONF, and one of them doesn’t involve YANG).

Storage 60
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Technology Short Take 106

Scott Lowe

Continuing on that Envoy theme, you may find this article by Matt Klein—one of the primary authors of Envoy—helpful in understanding some of the concepts behind modern load balancing and proxying. This page has a list of ways to exploit (or hack) macOS. Cloud Computing/Cloud Management. Virtualization.

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Technology Short Take 149

Scott Lowe

Cloud Computing/Cloud Management. Baptiste Collard has a post on Kubernetes controllers for AWS load balancers. One takeaway from this post for me was that the new AWS load balancer controller uses a ton of annotations. Virtualization. Ars Technica has a write-up on what’s been observed so far.

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CoreOS Continued: Fleet and Docker

Scott Lowe

If you aren’t familiar with CoreOS or etcd, have a look at the links in the previous paragraph. The GitHub page for fleet describes it as a “distributed init system” that operates across a cluster of machines instead of on a single machine. An Overview of Fleet. ssh/keyfile.pem. I suspect it will be needed.

Linux 61