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 mohit.athwani.net
Understanding the fork() system call in UNIX - MO.AT
| | thorstenball.com
Thorsten Ball - Unicorn Unix Magic Tricks
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| | [AI summary] The article explains how Unicorn, a web server, leverages Unix system calls and concepts like fork, pipe, and signal handling to efficiently manage web requests. It highlights features such as hot reloading, zero downtime deployments, and worker process scaling using signals. The author emphasizes that these capabilities are not magic but a result of understanding and utilizing Unix's low-level mechanisms. The article also discusses the importance of knowing system-level details for debugging, architectural decisions, and deeper understanding of how software operates on the underlying system.
| | blog.eldruin.com
Inter-Process Communication: pipe(), fork() and C++ STL-like streams | Eldruin's blog
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| | Example of inter-process comunication in C++ using STL-like streams.
| | blog.koehntopp.info
fork, exec, wait and exit | Die wunderbare Welt von Isotopp
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| | Kris Köhntopp's blog (Fedi: @isotoppinfosec.exchange)
| | blog.nelhage.com
Disable Transparent Hugepages - Made of Bugs
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| tl;dr "Transparent Hugepages" is a Linux kernel feature intended to improve performance by making more efficient use of your processor's memory-mapping hardware. It is enabled ("enabled=always") by default in most Linux distributions. Transparent Hugepages gives some applications a small performance improvement (~ 10% at best, 0-3% more typically), but can cause significant performance problems, or even apparent memory leaks at worst. To avoid these problems, you should set enabled=madvise on your server...