NFS V4 Share Reservation & Delegation
Share Reservation
- file level
- is not a lock
- requested by client on OPEN
- denies OPEN to other clients (read and/or write)
- lasts while file opened
- revocable (callbacks)
Delegation
- may be granted by server on OPEN
- can not be requested
- client has all responsibility for file
- locks may be served locally, ...
- revocable (callbacks)