TCMalloc and MySQL
Over the last month or so, we noticed steady week-over-week rises in overall MySQL query time. A poorly-performing database makes for a slow site and a slow site makes for…
Category
Engineering
Introducing Boxen
Today we’re proud to open source Boxen, our tool for automating and managing Macs at GitHub. Boxen started nearly a year ago as a project called “The Setup” — a…
Recent Code Search Outages
Last week, between Thursday, January 24 and Friday, January 25 we experienced a critical outage surrounding our newly-launched Code Search service. As always, we strive to provide detailed, transparent post-mortems…
Secrets in the code
Programming often involves keeping a bunch of secrets around. You've got account passwords, OAuth tokens, SSL and SSH private keys. The best way to keep a secret is, well, to…
Releasing Make Me
A few months ago, GitHub HQ 2.0 got a MakerBot Replicator 2. GitHubbers started printing almost immediately due to the easy setup but having to leave a laptop connected was…
A More Transparent Clipboard Button
Copying long lines of text and shas to your clipboard has been just a click away for a few years now. Today we're putting a new face on that click-to-copy…
Downtime last Saturday
On Saturday, December 22nd we had a significant outage and we want to take the time to explain what happened. This was one of the worst outages in the history…
Scheduled Maintenance Windows
As our infrastructure continues to grow and evolve, it's sometimes necessary to perform system maintenance that may cause downtime. We have a number of projects queued up over the coming…
Network problems last Friday
On Friday, November 30th, GitHub had a rough day. We experienced 18 minutes of complete unavailability along with sporadic bursts of slow responses and intermittent errors for the entire day.…
html-pipeline: Chainable Content Filters
Ever wondered how to get emoji, syntax highlighting, custom linking, and markdown to play nice together? HTML::Pipeline is the answer.
Rebel: a Framework for Improving AppKit
In our last blog post, we revealed Mantle, our Cocoa model framework. Today, we're announcing Rebel, a framework for improving AppKit. Since you may recall our original TwUI announcement, the…
Mantle: a Model Framework for Objective-C
Lately, we've been shipping more in GitHub for Mac than ever before. Now that username autocompletion and Notification Center support are out the door, we're releasing the two frameworks that…
The GitHub:Training Web Site is a Thing
The past six months have seen tremendous growth in GitHub's training organization. We've added people, we've added materials, and we've been to more places on the planet to help make…
The GitHub hiring experience
Crafting experiences is central to what we do here at GitHub, and our interviewing, hiring, and on-boarding experiences are no exception. Having recently been through this process first-hand, I’d like…
How we ship GitHub for Windows
We’ve shipped 25 updates to GitHub for Windows in the 4 months since we first launched. That’s more than one release per week, for 17 weeks straight! Here’s how we…