Open System Services NFS Management and Operations Guide

Global ID Space ...............................................................................................................62
Client Authentication .........................................................................................................62
Risks From Eavesdropping...................................................................................................62
Risks From Masquerading...................................................................................................62
Security Considerations When Configuring OSS NFS..................................................................62
Programs and Processes.....................................................................................................63
Configuration Files and Subvolumes.....................................................................................63
Exports.............................................................................................................................63
OSS Fileset NFSPERMMAP Attribute.....................................................................................63
OSS Fileset RESTRICTEDACCESS Attribute.............................................................................64
OSS Fileset SEEPPROTECTED Attribute..................................................................................64
Start-Up Considerations......................................................................................................65
6 OSS NFS Reliability..................................................................................66
How OSS NFS Implements Reliability........................................................................................66
NFS Protocol Operations....................................................................................................66
Configuration and Reliability....................................................................................................67
Reliability Risks in File Operations.............................................................................................67
Lack of OSS NFS Concurrency Control..................................................................................67
Client-Side NFS Caching....................................................................................................67
OSS NFS Component Restart Recovery.................................................................................67
Backup Using Client Workstations.............................................................................................67
7 Routine Management Tasks........................................................................68
Managing NFS Filesets...........................................................................................................68
Adding NFS Filesets...........................................................................................................68
Splitting a Fileset by Splitting an OSS NFS Server..................................................................68
Managing Files......................................................................................................................69
Maintaining the OSS NFS Configuration File.........................................................................69
Backing Up and Restoring Files Using OSS NFS.....................................................................69
Managing Event Messages.................................................................................................69
Displaying Current Event Messages......................................................................................70
Displaying Saved Event Messages........................................................................................71
Creating Event Filters..........................................................................................................71
8 Troubleshooting........................................................................................72
Troubleshooting Quickstart.......................................................................................................72
Typical Server-Failure Symptoms................................................................................................73
Recommended Troubleshooting Strategy....................................................................................73
Problem Diagnosis Tools.....................................................................................................73
Components to Troubleshoot................................................................................................73
Troubleshooting for Client Users................................................................................................76
A OSS NFS Manager Messages...................................................................78
Error Messages......................................................................................................................78
Warning Messages.................................................................................................................79
B PCNFSD Error Messages...........................................................................81
C NFS Protocol Version 2 Errors and Mount Protocol Version 1 Errors.................85
NFS2 Errors...........................................................................................................................85
MNT1 Errors..........................................................................................................................91
Index.........................................................................................................95
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