NFSv4 @ Connectathon 2000 1 week, March 2nd 9th 2000, San Jose 50 - - PowerPoint PPT Presentation

NFSv4 @ Connectathon 2000

· 1 week, March 2nd − 9th 2000, San Jose · 50 Companies/organizations/groups participated · www.connectathon.org · Six implementations came:

– EMC Inc. (Server) – Hummingbird Communications Ltd. (Windows/NT Client and Server) – Network Appliance (Server) – Sun Microsystems (Solaris & Java client/server) – University of Michigan CITI (Linux client and server)

· Solaris snoop sniffer extended with v4 decodes · New Tcl−based test client

Features Tested

· Bread and Butter

putrootfh, putfh, getfh, lookup, access, getattr, read, write, readdir

· Harder Stuff

• pen, create, rpcsec_gss

– Zero client ids used to facilitate open/create

Issues

· Draft revision mismatch

– Draft 04 vs draft 06

· Atomicity of Open/Create

– Linux cannot guarantee atomic open/create. – Prohibit local access ?

· Cache consistency shortcomings

– Delegation protects data − not attributes – No support for directory caching

Next Testing Event

· July 11th − 13th, 2000 Santa Clara · See www.nfsv4.org for details

Questions ?