cluster

“ At Polimetrix we conduct surveys and political polls on the web at pollingpoint.com. As such, our traffic increases significantly at election time. As the 2006 election approached, we realized that our web traffic would soon be about 10x what source...

Kernel space: Ticket spinlocks Spinlocks are Linux's simplest mechanism for preventing two threads from changing the same data. A new kernel feature increases the fairness of spinlocks on SMP systems, preventing one thread from being "starved" of access.

Reliability at massive scale is one of the biggest challenges we face at Amazon.com, one of the largest e-commerce operations in the world; even the slightest outage has significant financial consequences and impacts customer trust. The Amazon.com platform, which provides more...

S3DFS is a distributed file system for EC2, backed on S3. S3DFS allows you to connect any number of EC2 instances to a shared file system. S3DFS uses a transactional, distributed cache to maintain a single file system view for more...

a lightweight database abstraction layer suitable for high-load websites where you need the scalable advantages of connection pooling. Written in C for speed, DBSlayer talks to clients via JSON over HTTP

a framework for running applications on large clusters of commodity hardware