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You need to be able to run your system
"Run the unit tests" doesn't count. The complexity of your system is in the interactions between the units.
New
The latest blog posts to take off on Hacker News. 341 posts.
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Please do not put IP addresses into DNS MX records
This blog is written by Hanno Böck. Unless noted otherwise, its content is licensed as CC0 .
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Build an SMS Forwarder with Raspberry Pi Zero W and Waveshare SIM7000E Hat
In this guide, I will explain how to receive SMS messages and forward them to your Telegram account using Raspberry PI Zero W and Wireshare GSM hat. Python will be used to read SMS messages and forward them to Telegram Bot API. Messages will be listened to by Gammu SMS service and it will trigger the Python script…
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Running Nomad for a Home Server
Setting up a single node Nomad and Consul server to deploy self hosted workloads.
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Is Your Linux Version Hiding Interrupt CPU Usage from You?
TL;DR: Some Linux distros and even different kernel versions within a distro have disabled IRQ time accounting. In such case, your monitoring tools will report zero time spent in hardware interrupt handlers (shown as %hi, %irq, hiq, etc). It’s easy to check how your kernel is behaving by looking at /proc/stat and you…
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Threat Actors Now Target Docker via Container Escape Features
We provide a technical analysis of a container abuse attack that features a payload that’s specifically crafted to be able to escape privileged Docker containers.
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How .NET container images are maintained
An update on using .NET and containers together, learn how to tackle staying safe and keeping your container images up-to-date.
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Spotify Optimized the Largest Dataflow Job Ever for Wrapped 2020
In this post we’ll discuss how Spotify optimized and sped up elements from our largest Dataflow job, , for using a technique called Sort Merge Bucket (SMB) join. We’ll present the design and implementation of SMB and how we incorporated it into our data pipelines.
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Why I Built Litestream
Despite an exponential increase in computing power, our applications require more machines than ever because of architectural decisions made 25 years ago. You can eliminate much of your complexity and cost by using SQLite & Litestream for your production applications.
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Using Podman and Docker Compose
Podman exists to offer a daemonless container engine for managing OCI-compliant containers on your Linux system. Users love it for its ease of adoption a...
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Preparing to Issue 200M Certificates in 24 Hours
On a normal day Let’s Encrypt issues nearly two million certificates. When we think about what essential infrastructure for the Internet needs to be prepared for though, we’re not thinking about normal days. We want to be prepared to respond as best we can to the most difficult situations that might arise. In some of…
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Requests dropped when using Cloudflare’s free tier for a commercial project
Visits counter was a critical feature of every website just 20 years ago. In this tutorial, we will implement it with Rust Cloudflare Workers by adding persistence and dynamic behaviors to an otherwise static page. We will also discuss other practical use cases of CF workers edge proxy.
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Buildpacks vs. Dockerfiles
Exploring the tradeoffs of building container images at scale
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Donating Docker Distribution to the CNCF
Docker has contributed Docker Distribution to the CNCF. This move will ensure Docker Distribution has a broad group maintaining what is the foundation for many registries.
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The Dunant subsea cable
The Dunant submarine cable system, crossing the Atlantic Ocean between Virginia Beach in the U.S. and Saint-Hilaire-de-Riez on the French Atlantic coast, has been deployed and tested and is now ready for service.
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Service end for Bintray, JCenter, GoCenter, and ChartCenter
To streamline the productivity of the JFrog Platform we will be sunsetting Bintray (including JCenter), GoCenter, and ChartCenter services on May 1st, 2021.
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Docker, Django, Traefik, and IntercoolerJS: My go-to stack for building a SaaS
Candid and colorful thoughts on enterprise readiness2021289 points343 commentsSoftware Engineering details
I provide a deeper-dive on the tech stack I like to use in 2021. It is simple, easy to work with, and allows you to grow out of it when the time comes. Updated for 2021!
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Creating my awesome Windows 10 dev setup
Blake Mealey's digital garden.
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VM Manager: Operate large Compute Engine fleets with ease
The new VM Manager simplifies infrastructure and compliance management for the largest of Compute Engine VM fleets.
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Backblaze Hard Drive Stats for 2020
The AFR for 2020 dropped below 1% down to 0.93%. In 2019, it stood at 1.89%. That’s over a 50% drop year over year.
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Postgres scaling advice
Planning to scale PostgreSQL? Learn when a single node is enough, how to prepare for sharding, and which scaling steps to consider first.
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System separation in the Continental Europe Synchronous Area on 8 January 2021
On 8 January 2021 at 14:05 CET the synchronous area of Continental Europe was separated into two parts due to outages of several transmission network elements in a very short time. ENTSO-E has published the first information on the event already on 8 January 2021, followed by an update with geographical view and time…
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Replacing Dropbox in favor of DigitalOcean spaces
A few months ago I experimented with DigitalOcean spaces as my backup solutionthat could replace Dropboxeventually.
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Scaling Kubernetes to 7,500 Nodes
We’ve scaled Kubernetes clusters to 7,500 nodes, producing a scalable infrastructure for large models like GPT-3, CLIP, and DALL·E, but also for rapid small-scale iterative research such as Scaling Laws for Neural Language Models.
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Improving how we deploy GitHub
As GitHub doubled it’s developer head count, tooling that worked for us no longer functioned in the same capacity. We aimed to improve the deployment process for all developers at GitHub and mitigate risk associated with deploying one of the largest developer platforms in the world.
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Cgit, Nginx and Gitolite: A Personal Git Server
Hi'ya I'm Bryan, and this is my collection of projects, ideas, thoughts, feelings, opinions, ramblings, concepts, concerns, notions, conclusions, blurbs, and schemes, to name a few.