System Architecture

Organizations ignore the importance of digital infrastructure at their peril. It's the foundation for transformation and employee experience.

One of the more interesting trends in infrastructure that we try to get a handle on every once in a while is how much of the server and storage capacity

Quality of a client application is of paramount importance to global digital products, as it is the primary way customers interact with a…

What is a sensible TTL for DNS records, and how should you trade off between agility, latency and other factors? Here's how to select appropriate TTL values.

This months-long project migrated Notion’s PostgreSQL monolith into a horizontally-partitioned database fleet — an effort to make Notion faster and more reliable for years to come.

Every one of us who has taken to the internet to find a job has felt the same dread and uncertainty. While the information super-highway connects us with more opportunities than job seekers of past…

We all know network security is vital to our Kubernetes deployments, right? Of course, right. A service mesh improves network security by adding a dedicated infrastructure layer to facilitate service-to-service communications between microservices and balances inter-service traffic. It also helps you intelligently control the flow of traffic and API calls between services. Now, in Linkerd […]

Understanding the Zanzibar paper.

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Authorization is a hard problem that generally requires custom code. Oso wants to make it as simple as Stripe for payments or Twilio for communications.

I’ve just rediscovered two digital assets that I’d forgotten about. 1. The Reddit username judell, which I created in 2005 and never used. When you visit the page it says “hmm&#82…

Securing software supply chains has been on the minds of IT executives of late. Nowhere was this more evident than at the Linux Foundation’s recent Open Source Summit (OSS). At the event, Chris Wright, senior vice president and Chief Technology Officer of Red Hat discussed Sigstore, a relatively new digital signing security method for securing […]

Pure Storage is rolling out a storage-as-code platform and a data services initiative as officials look to expand the vendor’s presence in an increasingly data- and cloud-centric IT world.

Developments in Security, Law, Quantum Computing, and More

SpiceDB is an open source implementation of Zanzibar, a way to enforce a wide range of access control policies from hundreds of client services.

There are granularity consequences of the network fabric choices made by composable systems suppliers. Go the PCIe route and you can compose elements inside a server as well as outside. Go the Ethernet route and you’re stuck outside. This is by design. PCIe is designed for use inside servers as well as outside, so it […]

Interoperability is a fundamental property of tech systems that are generative and respect individual privacy and autonomy. And, as a bonus, it makes people's live easier!

Software systems are sociotechnical. I don’t think software professionals spend enough time discussing the challenges that span software…

Trying to break our own code for fun and profit

We discuss how to handle challenges like this with speed and scale in our latest piece from Hyland

It's common for me to get excited about a personal project, put a bunch of time into it, and then lose interest. As much as possible, I want these projects to continue working; upkeep isn't fun. What does designing for minimum maintenance look like? The biggest piece is minimizing your dependencies, and limiting them to ones that value backwards compatibility. Most of my projects are on the web,

With over 200 million users streaming its video services, the backend CDN servers, storage, and networks at Netflix have to balance performance and

Detailed post below but if you are after a quick summary, it's in the picture above. Couple of weeks back someone quoted that there were 50 ...

Here's everything you need to know to get started with Svelte, a relatively young, open source web UI framework for defining a web interface with components.

If repatriation isn’t an option, but you want to stay on top of the costs of an ongoing cloud strategy, here are some tips to get started.

Other than blockchains, what will be the architecture of Web3 — and how will developers build applications on it?