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Why Reddit was down for 6 hours
Get the latest product news, company announcements, and user insights from the official Reddit blog.
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The latest blog posts to take off on Hacker News. 6,950 posts.
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How The Kernel Manages Your Memory
After examining the virtual address layout of a process, we turn to the kernel and its mechanisms for managing user memory. Here is gonzo again: Linux processes are implemented in the kernel as insta
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OS X Isn't for Developers
Written pieces, talks, and other bits by Zach Holman.
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Goliath: Non-blocking, Ruby 1.9 Web Server
There are easily half a dozen of factors you need to consider when picking an app server: the choice of the VM, implementation model, performance and memory usage, driver and library availability, community support, and so forth. In other words, it is a complex set of requirements, and no one solution is likely to…
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How to DOS a developer
So you think your favourite FOSS project is moving too fast? Easy, just DOS the developers. Here's a few tips on how to achieve this: On IR...
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Insufficiently known Posix shell features
It's that time of year again apparently. Rather than fill in the template for you this time, I'll just give you the general outline of what...
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FreeBSD 8.2 released
The FreeBSD Release Engineering Team is pleased to announce the availability of FreeBSD 8.2-RELEASE. This is the third release from the 8-STABLE branch which improves on the functionality of FreeBSD 8.1 and introduces some new features. Some of the highlights:
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The next operating system: building an OS for hundreds, thousands of cores
Operating systems for multicore chips will need more information about their own performance — and more resources for addressing whatever problems arise.
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Stack Exchange’s Architecture in Bullet Points
I thought as a break form the normal prose some of our readers might enjoy a short overview of the Stack Exchange Network (including Stack Overflow, Server Fault, and Super User) from a technical view:
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What can you do in 2k LOC of C?
It started with stb_image.c because it’s just crazy useful and avoids so much hassle in small demo programs. But that was just the gateway…
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Windows-NT vs. CP/M
Microsoft has come out with a number of benchmarks and comparison papers championing the fact that Windows-NT is much better than Linux. I find such comparisons fascinating, but rather than rehash this argument, I've decided to create my own comparison. Not of Windows-NT vs. Linux, that's been done. But of Windows-NT…
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Realtime encoding - over 150x faster
We are excited to announce real-time encoding, allowing videos to be encoded while they are still uploading and effectively making encoding 150 times faster!
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Paul Buchheit: The Cloud OS
My recent remark about the future of ChromeOS generated a surprisingly passionate response . Some said that my prediction was obvious and b...
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Down the 'ls' Rabbit Hole
By: Adam Fletcher ( @adamfblahblah ) From ls(1) to the kernel and back again. Too often sysadmins are afraid to dive into the sou...
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FreeBSD/EC2 lives
There are some caveats to this. First, at the moment only FreeBSD 9.0-CURRENT can run under EC2; I haven't merged bug fixes back to the stable branches. Second, at the moment FreeBSD only runs on t1.micro instances, for reasons I can't discuss (NDA) but hope will be resolved soon. Third, this code hasn't received very…
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Everything you never wanted to know about file locking
1. Nobody really knows how to do it 2. If you think you have a reliable system for doing it, you're probably doing the computer's job -- "...