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Nfs Version 4 Design Considerations

By Shepler, S.

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Book Id: WPLBN0000694364
Format Type: PDF eBook:
File Size: 0.1 MB
Reproduction Date: 2005

Title: Nfs Version 4 Design Considerations  
Author: Shepler, S.
Volume:
Language: English
Subject: Social Psychology, Sociology, Psychology
Collections: Technical eBooks and Manuals Collection, Technical eBooks Collection
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Shepler, B. S. (n.d.). Nfs Version 4 Design Considerations. Retrieved from http://gutenberg.cc/


Description
Technical Reference Publication

Excerpt
Excerpt: NFS Version 4 Design Considerations: As stated in the charter, the first deliverable for the NFS version 4 working group is this design considerations document. This document is to cover the limitations and deficiencies of NFS version 3. This document will also be used as a mechanism to focus discussion and avenues of investigation as the definition of NFS version 4 progresses. Therefore, the contents of this document cover the general functional/feature areas that are anticipated for NFS version 4. Where appropriate, discussion of current NFS version 2 and 3...

Table of Contents
Table of Contents 1. NFS Version 4 Design Considerations . . . . . . . . . . . . . 2 2. Ease of Implementation or Complexity of Protocol . . . . . . 3 2.1. Extensibility / layering . . . . . . . . . . . . . . . . . 3 2.2. Managed Extensions or Minor Versioning . . . . . . . . . . 3 2.3. Relationship with Older Versions of NFS . . . . . . . . . . 4 3. Reliable and Available . . . . . . . . . . . . . . . . . . . 5 4. Scalable Performance . . . . . . . . . . . . . . . . . . . . 5 4.1. Throughput and Latency via the Network . . . . . . . . . . 6 4.2. Client Caching . . . . . . . . . . . . . . . . . . . . . . 6 4.3. Disconnected Client Operation . . . . . . . . . . . . . . . 7 5. Interoperability . . . . . . . . . . . . . . . . . . . . . . 7 5.1. Platform Specific Behavior . . . . . . . . . . . . . . . . 8 5.2. Additional or Extended Attributes . . . . . . . . . . . . . 8 5.3. Access Control Lists . . . . . . . . . . . . . . . . . . 9 6. RPC Mechanism and Security . . . . . . . . . . . . . . . . 10 6.1. User identification . . . . . . . . . . . . . . . . . . . 10 6.2. Security . . . . . . . . . . . . . . . . . . . . . . . . 10 6.2.1. Transport Independence . . . . . . . . . . . . . . . . 11 6.2.2. Authentication . . . . . . . . . . . . . . . . . . . . 11 6.2.3. Data Integrity . . . . . . . . . . . . . . . . . . . . 11 6.2.4. Data Privacy . . . . . . . . . . . . . . . . . . . . . 12 6.2.5. Security Negotiation . . . . . . . . . . . . . . . . . 12 6.3. Summary . . . . . . . . . . . . . . . . . . . . . . . . . 12 7. Internet Accessibility . . . . . . . . . . . . . . . . . . 13 7.1. Congestion Control and Transport Selection . . . . . . . 13 7.2. Firewalls and Proxy Servers . . . . . . . . . . . . . . . 14 7.3. Multiple RPCs and Latency . . . . . . . . . . . . . . . . 14 8. File locking / recovery . . . . . . . . . . . . . . . . . . 15 9. Internationalization . . . . . . . . . . . . . . . . . . . 16 10. Security Considerations . . . . . . . . . . . . . . . . . 17 10.1. Denial of Service . . . . . . . . . . . . . . . . . . . 17 11. Bibliography . . . . . . . . . . . . . . . . . . . . . . . 18 12. Acknowledgments . . . . . . . . . . . . . . . . . . . . . 21 13. Author's Address . . . . . . . . . . . . . . . . . . . . . 21 14. Full Copyright Statement . . . . . . . . . . . . . . . . . 22

 
 



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