| Excerpt |
|---|
To aid in ingest or to provide services for external content, Fedora 4 has the ability to expose that content as if it were included in the repository. Particularly useful for migrating Fedora 3 content or serving large files already on disk. |
Filesystem Federation
Filesystem federation maps a node in the repository to a directory on disk. This allows files on disk, including files managed by another application or workflow, to be served and updated by Fedora 4 as though they were in the repository. Filesystem federation avoids having to transfer files using HTTP – and with larger file sizes (or with larger numbers of files being processed), this can improve performance significantly. If you are ingesting a large number of multi-gigabyte files, we recommend you consider filesystem federation.
...