Comparision of different data stores:
http://www.metabrew.com/article/anti-rdbms-a-list-of-distributed-key-value-stores/
http://opensource.plurk.com/LightCloud/
http://randomfoo.net/2009/04/20/some-notes-on-distributed-key-stores
- Redis
- What about durability and consistency during snapshotting?
- Is it even snapshotting?
- If so what does it do about writes while the memory is locked?