#StackExchange Architecture in Bullet Points

Whole Stack Exchange is running on this hardware:

  • 12 Web Servers (Windows Server 2008 R2)
  • 2 Database Servers (Windows Server 2008 R2 and SQL Server 2008 R2)
  • 2 Load Balancers (Ubuntu Server and HAProxy)
  • 2 Caching Servers (Redis on CentOS)
  • 1 Router / Firewall (Ubuntu Server)
  • 3 DNS Servers (Bind on CentOS)

good job!

via Stack Exchange’s Architecture in Bullet Points – blog.serverfault.com.

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