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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,538 posts.
Infrastructure & DevOps
Any year
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The Horrors of Upgrading Etcd Beneath Kubernetes
We dig into the challenges of in-place etcd upgrades beneath autonomous Kubernetes clusters running in air-gapped environments.
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AWS Cloud Control API, a Uniform API to Access AWS and Third-Party Services
Today, I am happy to announce the availability of AWS Cloud Control API a set of common application programming interfaces (APIs) that are designed to make it easy for developers to manage their AWS and third-party services. AWS delivers the broadest and deepest portfolio of cloud services. Builders leverage these to…
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Virtlet: run VMs as Kubernetes pods
Virtlet: run VMs as Kubernetes pods | Mirantis
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2025 Tariff Impacts at Puget Systems
Tariffs have been affecting numerous industries—including ours. This post explains the tariff impact on Puget Systems' pricing and our strategic approach.
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Using a disk-based Redis clone to reduce AWS S3 bill
Using SSDB to solve the Redis RAM limitation.
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Trillium TPU Is GA
Trillium, Google’s sixth-generation Tensor Processing Unit (TPU) is now GA, delivering enhanced performance and cost-effectiveness for AI workloads.
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Caching the uncacheable: CloudFlare's Railgun
CloudFlare recently rolled out a premium service called Railgun that's available to CloudFlare Business and Enterprise customers. Railgun is web optimization software that's designed to speed up the delivery of content that cannot be cached.
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Execute Docker Containers as QEMU MicroVMs
Execute docker containers securely in a multi-tenant environment by combining the isolation level of VMs with the docker ecosystem.
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Packets per Second Limitations in EC2
Part 2 in our series on PPS limitations in AWS EC2 will help your organization.
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Misconfigured Circuit Breakers
Learn to predict how your application will behave in times of failure and how to configure every parameter for your Semian circuit breaker.
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Case Study: ByteDance Uses eBPF to Enhance Networking Performance
Bytedance, a global technology company operating a wide range of content platforms around the world at massive scale, faced significant challenges in ensuring performance and stability across its data centers. With over a million servers running containerized applications, the company required a networking solution…
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The DevOps Engineer's Handbook
Rather than technology alone, it's the practices, processes, and culture changes DevOps introduces that can most positively impact your software delivery.
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Transparent SLIs: See Google Cloud the way your application experiences it
By Jay Judkowitz, Sr. Product Manager Like all good IT organizations, you religiously measure the performance and availability of your ser...
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Decreasing Certificate Lifetimes to 45 Days
Let’s Encrypt will be reducing the validity period of the certificates we issue. We currently issue certificates valid for 90 days, which will be cut in half to 45 days by 2028. This change is being made along with the rest of the industry, as required by the CA/Browser Forum Baseline Requirements, which set the…
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We Don’t Run Cron Jobs (2016)
We build our own (simple) cron-replacement and we are extremely happy with it.
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Rate limits on GitLab.com are changing
Starting October 19, GitLab.com rate limits will align with your subscription. Sign in to unlock higher limits. Premium/Ultimate changes arrive in January.
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Static web – back to the roots?
Exploring the shift back to static site generators to sanitize web development practices
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Native ACME support comes to Nginx
NGINX and Let's Encrypt share a common vision of an open and secure web. Now, with built-in support for ACME, the world's most popular web server, reverse proxy and ingress controller for Kubernetes can simplify certificate management for everyone. From the home lab to scaled-out, mission-critical enterprise…
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Microsoft is failing to deliver emails that mention newclimate.org
Since 17 October, to our knowledge any email with the NewClimate URL (newclimate dot org) in the email body, link, signature, reply header or contained anywhere in an attachment is unjustifiably quarantined by Microsoft email servers without any notice, regardless of who sends or receives the email.
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How We Deliver Global SSL with Let's Encrypt
News, tips, and tricks from the team at Fly
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Terraform 0.7 released
We've released Terraform 0.7. Terraform is a tool for safely and efficiently building, combining, and launching infrastructure. Terraform continues to be HashiCorp's fastest growing project. Over the past year, we've released over 20 minor versions of Terraform expanding resource and provider coverage as well as…
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We spent two weeks hunting an NFS bug in the Linux kernel (2018)
Here's an in-depth recap of debugging a GitLab issue that culminated in a patch for the Linux kernel.