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Topics /
Infrastructure & DevOps
The most popular blog posts about infrastructure & devops on Hacker News. 4,375 posts.
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Fedora CoreOS Out of Preview
Fedora CoreOS is a new Fedora Edition built specifically for running containerized workloads securely and at scale. It's now available for general use.
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A New Life for Certificate Revocation Lists
This month, Let’s Encrypt is turning on new infrastructure to support revoking certificates via Certificate Revocation Lists. Despite having been largely supplanted by the Online Certificate Status Protocol for over a decade now, CRLs are gaining new life with recent browser updates. By collecting and summarizing CRLs…
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Traits of Serverless Architecture
Whenever new technologies emerge, the first priority for a technologist is to understand the implication of adopting it. Serverless architecture is a case in point.
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Why did Nix adopt Flakes?
Learn how Nix Flakes improve the composability and reproducibility of builds in Nix and Devbox.
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Do we really need a new BGP?
Guest post: BGP gets a bad rap from some but maybe the problem is with people not the protocol.
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Microsoft is Abandoning SHA-1 Hashes for Updates
Microsoft is shipping a patch to eliminate SHA-1 hashes from its update process. There’s nothing wrong with eliminating SHA-1—but their reasoning may be very interesting.
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Announcing Heroku Free SSL Beta and Flexible Dyno Hours
At Heroku, we want to make it easy for everyone to be able to learn and explore our service, and the related ecosystem of technologies, for free - be it...
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Turning a Decommissioned iPhone into a UniFi Protect Camera
Why buy a bespoke camera when you can do something much harder instead?
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InfluxDB 1.1: 60% performance increase and new query functionality
We are releasing InfluxDB 1.1, which includes a number of key performance and stability improvements as well as some new query capabilities.
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Configuring Split Horizon DNS with Pi-Hole and Tailscale
Post describing how I've configured pihole to return different results to clients on my tailnet than those on the LAN.
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Building a Relational Database Using Kafka
In a previous post, I showed how Kafka can be used as the persistent storage for an embedded key-value store, called KCache. Once you have a key-value store, it can be used as the basis for other m…
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What happened on the Internet during the Facebook outage
Today, we're going to show you how the Facebook and affiliate sites downtime affected us, and what we can see in our data.
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Andromeda 2.1 reduces GCP’s intra-zone latency by 40%
The latest version of Andromeda reduces network latency between Compute Engine VMs by 40% over Andromeda 2.0 and by nearly a factor of 8 since we first launched Andromeda in 2014.
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Cross-Account Container Takeover in Azure Container Instances
Affecting Azure Container Instances, Azurescape is the first known cross-account container takeover in the public cloud.
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The New HAProxy Data Plane API: Two Examples of Programmatic Configuration
This blog post shows you how to use the HAProxy Data Plane API to manage your load balancer configuration dynamically using HTTP commands.
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.NET Core Web API on AWS Lambda Performance
In order to understand what I’m going to talk about, you must know what is AWS Lambda, I talked about in this blog post where I went through getting started with Visual studio code and AWS Lambda, …
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Autonomous Rust Unikernels in Google Cloud
What if you could reboot an entire server in seconds in response to an active attack and get a brand new memory layout? While not feasible under linux it's an uniquely unikernel feature.
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Don’t Be Afraid of RAID
I sense this sentiment on the internet that RAID is dangerous, that the likelihood of your RAID array failing during a rebuild is almost a certainty, because hard drives have become so large.
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We used to build steel mills near cheap power. Now we build datacenters
Why are people so concerned with hardware power consumption nowadays? Some common answers to this question are that power is critically important for phones, tablets, and laptops and that we can put more silicon on a modern chip than we can effectively use . In 2001 Patrick Gelsinger observed that if scaling continued…
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Lock-In and Multi-Cloud
Alone in a room with the customer’s CTO, I said “So, I spent this morning talking to your people, and it looks like you’re using low-level generic tech for everything and managing it yourself. You could save a shit-ton of money by using high-level managed services and get load-scaling for free.” “Yeah,” he said, “but…
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Incident report: Spotify outage on March 8
On March 8, we experienced a global outage triggered by issues in a cloud-hosted service discovery system used at Spotify. We were made aware of issues with login at 18:12 UTC / 13:12 ET and started implementing fixes to critical systems at 18:39 UTC / 13:39 ET. This outage affected our users and we apologize for the…