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New
The latest blog posts to take off on Hacker News. 2,560 posts.
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What Can I Do About Bufferbloat?
Bufferbloat is high latency (or lag) that occurs when there’s other traffic on your network. This means that your network isn’t always responsive - it’s wasting your time.
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The Constrained Directional Enhancement Filter in AV1
AV1 is a new general-purpose video codec developed by the Alliance for Open Media. The alliance began development of the new codec using Google’s VPX codecs, Cisco’s Thor codec, and ...
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Supercharging the Git Commit Graph
Have you ever run gitk and waited a few seconds before the window appears? Have you struggled to visualize your commit history into a sane order of
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Effectively using AWS Reserved Instances
Learn how Stripe uses AWS Reserved Instances and capacity planning to effectively manage a dynamic, scalable cloud infrastructure.
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Migrating Messenger storage to optimize performance
More than a billion people now use Facebook Messenger to instantly share text, photos, video, and more. As we have evolved the product and added new functionality, the underlying technologies that …
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Wendelstein 7-X achieves world record
In the past experimentation round Wendelstein 7-X achieved higher temperatures and densities of the plasma, longer pulses and the stellarator world record for the fusion product. Moreover, first confirmation for the optimisation concept on which Wendelstein 7-X is based, was obtained. Wendelstein 7-X at Max Planck…
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The Architecture of Mailinator (2007)
Almost 3.5 years ago I started the Mailinator(tm) service. I got the bulk of the idea from my drunk roommate at the time and the first incar...
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Using the Chrome OS Graphics Stack on Intel-Based Linux Desktops
Access technologies from partnerships with the community and leaders. Everything open source at Intel. We have a lot to share and a lot to learn.
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PostgreSQL Features You May Not Have Tried but Should
pgDash is an in-depth monitoring solution designed specifically for PostgreSQL deployments. pgDash shows you information and metrics about every aspect of your PostgreSQL database server, collected using the open-source tool pgmetrics.
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Accelerate large-scale applications with BOLT
Highly complex services, such as those here at Facebook, have large source code bases in order to deliver a wide range of features and functionality. Even after the machine code for one of these se…
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A Performance Cheat Sheet for PostgreSQL
Performance tuning is not trivial, but you can go a long way with a few basic guidelines. In this blog, we will discuss how you analyze the workload of the database, and then review a list of important configuration parameters to improve the performance of PostgreSQL.
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Caching Beyond RAM: The Case for NVMe
memcached
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Windows NTFS Tricks Collection
In this blog post René Freingruber (@ReneFreingruber) from the SEC Consult Vulnerability Lab shares different filesystem tricks which were collected over the last years from various blog posts or found by himself.
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Do We Need Distributed Stream Processing?
In the era of big data and AI, many data-intensive applications exhibit requirements that cannot be satisfied by traditional batch processing models. Streaming applications, such as click stream analytics , IoT data processing, network monitoring , or financial fraud detection , must support high processing rates…
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Gracefully Restarting a Go Program Without Downtime
This post discusses approaches to gracefully restart a Go application with a working sample, useful for developers and SREs who build services written in Go.
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Faster – A key-value store for large state management
At SIGMOD 2018, a team from Microsoft Research will be presenting a new embedded key-value store called FASTER, described in their paper “FASTER: A Concurrent Key-Value Store with In-Place Updates”. As its name suggests, FASTER makes a major leap forward in terms of supporting fast and frequent lookups and updates of…
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A Rust-Based Unikernel: First Version of a Rust-Based LibOS
A Unikernel for Extreme-Scale Computing
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Amazon EKS – Now Generally Available
We announced Amazon Elastic Kubernetes Service (Amazon EKS) and invited customers to take a look at a preview during re:Invent 2017. Today I am pleased to be able to let you know that EKS is available for use in production form. It has been certified as Kubernetes conformant, and is ready to run your existing […]
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Released and Certified: Qt Safe Renderer
Explore the Qt Blog for the latest insights on e.g. Qt Creator, your go-to source for cross-platform development tips and updates.
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Will Kubernetes Collapse Under the Weight of Its Complexity?
A few weeks ago, I attended and spoke at KubeCon EU. It was a massive event attended by around 4,700 people...However, I felt there was an underlying problem with the whole spectacle: everyone I talked to was either an operator or an SRE. Where were al...
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About ZFS Performance
You likely know I like the ZFS filesystem a lot. ZFS stores the files in B-trees in a similar fashion as InnoDB stores data.
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Centrifuge: a reliable system for delivering billions of events per day
Discover Centrifuge—a system designed for high-performance, exact data delivery. Learn how it handles massive event volumes, ensuring no data loss. Join Segment's innovation.
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Showdown: MySQL 8 vs. PostgreSQL 10
Now that MySQL 8 and PostgreSQL 10 are out, it's a good time to revisit how the two major open source relational databases compete against each other. Before these versions, the general perception has been that while Postgres is superior in feature sets and its pedigree, MySQL is more battle
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PostgreSQL 11 Partitioning Improvements
pgDash is an in-depth monitoring solution designed specifically for PostgreSQL deployments. pgDash shows you information and metrics about every aspect of your PostgreSQL database server, collected using the open-source tool pgmetrics.
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