[sheepdog] [PATCH v2 05/10] work: try to create worker threads in worker_thread_request_done

[Liu Yuan]

On 05/14/2013 01:26 PM, Joseph Glanville wrote:
> Well I was thinking more in terms of cluster wide backup.
> 
> If you have the SHA1s of all read only objects then you can create
> backup storage mechanisms that are content addressed.
> Which means that you only need to ensure you have all unique objects
> backed up along with the VDI tree/manifest.
> 
> You can also use it for dedup of stale/snapshot objects within the
> cluster, when you discover duplicates you can repoint the links to
> only keep the number of copies specified by the VDI with the largest
> copy count.

This is what actually how current Farm works: objects stored in Farm are
named by its sha1 string, quit similar to how GIT works.

Thanks,
Yuan