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How I automate my home
Home IoT devices and programming
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Ad blocking with Raspberry Pi and Pi-hole
Learn how to use your Raspberry Pi for ad-blocking with Pi-hole and enjoy a distraction-free browsing experience on the Web and other services. Just a simple installation away!
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A Surprise AWS Bill
The tale of the July 4th surprise $2700 AWS bill. It is more nuanced than you think and might have exposed a bug.
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Now Open – AWS Africa (Cape Town) Region
September 8, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. The AWS Region in Africa that Jeff promised you in 2018 is now open. The official name is Africa (Cape Town) and the API name is af-south-1. You can start using this new Region today to deploy workloads and…
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Keeping Netflix Reliable Using Prioritized Load Shedding
How viewers are able to watch their favorite show on Netflix while the infrastructure self-recovers from a system failure
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Backblaze Hard Drive Stats Q3 2020
A look at the performance of 150,757 hard drives in the Backblaze data centers.
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Remote access to production infrastructure (death to the VPN)
A little over a year ago, my employer threw away our VPNs in production and production-like server environments and moved towards a set of new, cutting-edge technologies that make remote access sim…
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AWS’s Share of Amazon’s Profit
I’ve often heard it said that AWS is a major contributor to Amazon’s profitability. How major? Here’s a graph covering the last ten quarters, with a brief methodology discussion:
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Grafana Tempo, a scalable distributed tracing system
Tempo is designed to be a robust trace id lookup store whose only dependency is object storage (GCS/S3).
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Letsencrypt, the Good, the Bad and the Ugly
Letsencrypt is a pretty neat concept: free secure certificates for web servers, in order to increase the adoption of HTTPS across the web. The basic idea is that certificates should be free, that the barrier to install them should be as low as possible and that updating certificates should be automated. It protects…
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Nix × IPFS – Milestone 1
All the latest information about the IPFS Project in one place: blog posts, release notes, videos, news coverage, and more.
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Broccoli: Syncing Faster by Syncing Less
Dropbox syncs petabytes of data every day across millions of desktop clients. It is vital that we constantly improve the sync experience for our users, to increase our users’ productivity in their everyday lives. We also constantly strive to better leverage our infrastructure, increasing Dropbox’s operational…
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This Blog Is Now Running on Solar Power
I've put a solar panel on my balcony, which is connected to a solar charge controller. This device charges an old worn-out car battery and provides power to a Raspberry Pi ~~3b+~~ 4B, which in turn powers this (static) website.
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AWS pre-announces public container image registry
Many container customers building applications use common software packages (e.g. operating systems, databases, and application components) that are publicly distributed as container images on Docker Hub. Docker, Inc. has announced that the Hub service will begin limiting the rate at which images are pulled under…
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Don't Use Protobuf for Telemetry
Protobuf needs no introduction, but this post argues that you shouldn’t use it for telemetry. The basic premise of this post is that a good telemetry library needs to be lightweight to avoid perturbing the application; inefficient diagnostic tools are self-defeating. Unlike other formats, nested Protobuf messages…
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Tanka: Our way of deploying to Kubernetes
YAML sucks! This blog post explains why existing tools hardly ease this pain, and what we at Grafana Labs did about it.
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Libvirt – The Unsung Hero of Cloud Computing (2013)
Place where I write articles, essays and information on topics which interest me, to share with others
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Tailscale has reached general availability
Just over a year ago, we founded Tailscale with a common sense of nostalgia for the “good old days” of LANs. In our collective opinion (then and now) networking and cloud infrastructure has become too complicated. Attempts to increase team connectivity and migrate towards remote work results in a corresponding burden…
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The Safety Boat: Kubernetes and Rust
Our team, DeisLabs , recently released a new piece of software called Krustlet , which is a tool for running WebAssembly modules on the popular, open-source container management tool called Kubernetes . Kubernetes is used quite extensively to run cloud software across many vendors and companies and is primarily…
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We Need DevOps for ML Data
What is MLOps?
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How to take back control of /etc/resolv.conf on Linux (2018)
Take manual control of your Linux system’s DNS resolution and keep programs from interfering with and overwriting your resolv.conf file.
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Logs, Tails, Long Tails (2013)
Learn the shape of the logs of probability distributions, and you’ll be able to guess how they behave.
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What we learned after a year on Kubernetes
It's been one year since we moved GitLab.com to Kubernetes. We unpack the challenges and learnings from this major migration.
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How to stream audio from your phone to your laptop with PulseAudio
This guide describes how to stream audio from your smartphone to your computer over Bluetooth.
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Principles for Building New SaaS Products on AWS
Explore the latest updates from Caylent, including industry trends, expert insights, company news, and more.