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NFS vs Coda

November 22, 2010

NFS vs Coda
Considerations
NFS
Coda
Design goals
Access transparency
High availability
Communication
RPC
RPC
Access model
Remote
Up/Download
Mount granularity
Directory
File system
Server groups
No
Yes
Name space
Per client
Global
Sharing sem
Session
Transactional
Cache consist.
write-back
write-back
Fault tolerance
Reliable comm.
Replication and caching
Recovery
Client-based
Reintegration
Secure channels
Existing mechanisms
Needham-Schroeder