Scaling Memcache at Facebook
What's so special here?¶
- Processes over a billion requests per second and stores a trillion items.
What does this paper Contribute?¶
- Evolution of Facebook's Memcache-based architecture
- Enhancements to memcached to improve performance and efficiency
- Mechanisms that help facebook operate their systems at scale
- Characterise the workloads imposed on their systems.
What is memcached¶
- memcached is an open source implementation of in-memory hash table.
- It provides low-latency access to a shared storage pool of data at low cost.