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Topics /
Infrastructure & DevOps
The most popular blog posts about infrastructure & devops on Hacker News. 2,538 posts.
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Monzo Stand-In
Our customers reasonably expect to be able to spend on their card, make bank transfers and pay their bills 24 hours a day, 365 days a year. Their lives don’t have downtime for maintenance so nor should we. We dedicate a lot of our engineering effort to minimise the risk of downtime during technical migrations and…
1923
Kargo, a multi-stage application lifecycle orchestrator
Meet Kargo, the open source continuous promotion tool from the creators of Argo that moves changes from stage to stage with GitOps, not CI scripts.
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Architect – A Serverless Framework
I’m a believer in the power of frameworks, and for good reason — the bulk of my career as a programmer and technology leader involved the use of Rails. Durin...
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Intelligent Kubernetes Load Balancing at Databricks
How Databricks uses client-side load balancing to improve gRPC traffic, reduce tail latency, and handle ingress with real-time service discovery.
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Building Burstables: CPU slicing with cgroups
Burstable VMs run on a fraction of CPU and burst to a higher level of CPU usage to support occasional usage spikes. To implement them, we leveraged Control Groups v2 (cgroups v2), a Linux kernel feature that helps manage resource usage. We thought our open-source implementation of burstable VMs might be interesting…
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GRPC and JSON
So you’ve bought into this whole RPC thing and want to try it out, but aren’t quite sure about Protocol Buffers. Your existing code encodes your own objects, or perhaps you have code that needs a particular encoding. What to do? Fortunately, gRPC is encoding agnostic! You can still get a lot of the benefits of gRPC…
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Replacing Clever Code with Unremarkable Code in Go
SolarWinds database performance monitoring software helps optimize and manage databases, providing comprehensive monitoring, analysis, and tuning. Improve your database performance with visibility, control, and streamlined management across on-premises and cloud environments. Free trial available!
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Node.js built-ins on Deno Deploy
You can now use Node.js built-in modules like `node:http` on Deno Deploy, allowing you to run existing Node.js apps at the edge.
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New lower Azure pricing
As part of our continued commitment to deliver Azure to customers at the best possible prices, effective October 1st, we are lowering prices on many of our most popular virtual machines (VMs).
1934
The FCC is about to ban 21% of its test labs today. I mapped them all
591 FCC-accredited test labs mapped across 28 countries. Location, accreditation status, TCB capability, and which labs face the Bad Labs ban.
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Airflow 2.0
We're proud to announce that Apache Airflow 2.0.0 has been released.
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DigitalOcean Region Information
Up to date records of DigitalOcean Data Centers
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Observability 2.0 and the Database for It
What Observability 2.0 means in practice, how wide events replace siloed metrics/logs/traces, and why GreptimeDB is purpose-built as the database foundation.
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OpenTelemetry for Go: Measuring overhead costs
We benchmarked OpenTelemetry overhead in a high-load Go app against eBPF-based instrumentation to see where tracing adds real cost.
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AWS Tagging Best Practices
Learn AWS tags best practices and real-world tagging strategies to improve cost visibility, organize resources, enforce standards, and automate management
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Cloudflare’s Zero Egress Fee Object Storage, R2, Is Now GA
R2 is now generally available!! R2 gives developers object storage minus the egress fees
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Making LLM Training Faster with Unsloth and NVIDIA
Learn how NVIDIA helped Unsloth to make fine-tuning AI models 20% faster with explanations and diagrams.
1944
Don’t run this on any system you expect to be up they said, but we did it anyway
This is the story of how we upgraded over 2000 Ubuntu production servers – turning over millions an hour – by installing the operating system in memory, wiping the root disk and reinstalling the OS back on disk from RAM. We did it, there was zero data loss and it saved us lots of time and...
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How to Distribute Postgres Geographically
Documenting a pattern for making multi-tenant applications global by distributing the data, using only standard PostgreSQL functionality.
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The Future of Terraform Must Be Open
The future of Terraform must be open: after HashiCorp switched to the BSL license, Gruntwork introduces OpenTF, its plan to keep Terraform open source.
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Is it okay to daisy chain a UPS?
Is it OK to daisy chain UPSs? Let’s look at a few reasons this is a common question and alternative approaches that can better address the target.
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AWS Lambda Web Functions
AWS Lambda Web Functions is a serverless compute primitive that runs your HTTP framework natively, delivering fast, consistent responses through multi-concurrent execution and automated global distribution.
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Ubuntu Desktop 24.04 LTS: Noble Numbat
Learn how Ubuntu Desktop 24.04 LTS is built to empower open source developers and deliver innovation for the next 12 years. […]