###Metis Storage is a CDN and high available http server, which is especially useful for storing and delivering of a huge number of small and medium size objects (images, js files, etc)
- Written in C++
- Integrated server side replication system
- EPoll asynchronous event model
- Keepalive connection for both user and data node connections
- https protocol support
- Distributed cache system
- Distributed in-memmory index
- WebDAV API
- There are PHP, python and other language libraries available
- An optional link protection mechanism