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Topics /
Systems & Performance
The most popular blog posts about systems & performance on Hacker News. 2,560 posts.
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27000 errors in the Tizen operating system
This article will demonstrate that during the development of large projects static analysis is not just a useful, but a completely necessary part of the development process. This article is the first...
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How we’ve made Raptor fast
Ruby web server up to 4x faster than Unicorn, up to 2x faster than Puma and Torquebox.
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Adopting Microservices at Netflix
Deliver modern applications with NGINX. Explore high-performance load balancing, API gateways, and web server solutions trusted by top global enterprises.
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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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Memory Safe Inline Assembly
Since Fil-C 0.685, memory-safe inline assembly is supported on both X86_64 and ARM64.
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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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Why we spent the last month eliminating PostgreSQL subtransactions
How a mysterious stall in database queries uncovered a performance limitation with PostgreSQL.
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My C code works with -O3 but not with -O0
v1.2 - added comments from HN v1.3 - added “What does fits mean ?” v1.4 - added the conclusion When something very basic goes wrong, I have this hierarchy of potential culprits: the compiler buggy hardware OS vendor last and least me, because I don’t make mistakes :) So what...
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Firefox 15 plugs the add-on leaks
Firefox 15 prevents most memory leaks caused by add-ons, including Firebug. For many users with add-ons installed this will significantly reduce Firefox’s memory consumption, without requiring upgrades to those add-ons.
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System loads web pages 34 percent faster by fetching files more effectively
"Polaris" system from MIT's Computer Science and Artificial Intelligence Lab accelerates website load-time by decreasing network trips.
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The Shepherd 1.0.0 released
Blog posts about GNU Guix.
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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.
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Strobelight: A profiling service built on open source technology
We’re sharing details about Strobelight, Meta’s profiling orchestrator. Strobelight combines several technologies, many open source, into a single service that helps engineers at Meta improve effic…
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A transport protocol's view of Starlink
How TCP interacts with the characteristics of the Starlink service.
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Searching 20 GB/sec: Systems Engineering Before Algorithms (2014)
SentinelOne unifies AI-powered endpoint, cloud, identity, and data protection—enhanced by our Security Data Lake for seamless and efficient cybersecurity.
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Profiling Python in Production
This post is about the ways we approached instrumentation, and some tools you can use to optimize your own apps (including code). Learn how we reduced CPU usage by 80% through Python profiling.
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Why we moved away from AWS
Blippex — a search engine made by the people, for the people