Engineering Blog

Blog posts tagged 'Languages'

Kannan MuthukkaruppanTechnical Lead at Facebook

XHProfLive: Continuous function-level performance stats from production

Posted about 9 years ago
blog post · Infra · PHP · Languages · Performance

The Facebook web tier serves billions of PHP requests every day across thousands of servers. Since new code or other changes to the site get pushed out frequently, it is critical to have near real-time performance data that is both representative of production traffic and rich in its ability to help pinpoint regressions down to specific functional areas. This blog post talks about our solution to this problem - a lightweight but powerful tool called XHProfLive. Read more...

Chris PiroEngineering

Chat Stability and Scalability

Posted about 9 years ago
blog post · Web · Data · Compute · Languages · Chat · Messages · Performance · Optimization · User Experience

Almost ten months ago we launched Facebook Chat to 70 million users. We ventured into a lot of new territories with this product: not only were there tricky web design and product issues, we needed to develop and launch a trio of new backend services to support all of Chat's functionality. Read more...

David ReissEngineering

Thrift: (slightly more than) one year later

Posted about 10 years ago
blog post · Infra · Open Source · Languages

A little over a year ago, Facebook released Thrift as open source software. (See the original announcement.) Thrift is a lightweight software framework for enabling communication between programs written in different programming languages, running on different computers, or both. We decided to release it because we thought it could help other groups solve some of the same technical problems we have faced, and because we hoped that developers who found it useful would contribute improvements back to the project. A lot has happened in the year since we released Thrift. First and foremost, Thrift has gained a lot of cool features:. Read more...

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